Rocky Mountain Herbarium (RM), University of Wyoming
https://rmh.uwyo.edu/data/search.php

Database Search Results

287 matching records found (of 287).
Search query: Genus begins with Linum, Species begins with rigidum, (search polygon not defined)
Sorted by: Scientific Name

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1.  Linum rigidum Pursh 				Linaceae

U.S.A., Colorado, Baca County: Comanche National Grassland: off County Road 8 at the head of Pat Canyon, ca 8 air mi N of Oklahoma and ca 2.5 air mi S of the abandoned Kirkwell Post Office, ca 27 air mi SW of Springfield.  Elev. 4860 ft.
T34S R49W S5 NE1/4.  37.1131 N, 102.9481 W; GPS Reading.  
Sandy cobblestone draws, abandoned gravel pit, and flats above. Phenology: flowering & fruiting. 

B. E. Nelson, 71916.  6/14/2007. 		RM 
     with Bernadette Kuhn
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2.  Linum rigidum Pursh 				Linaceae

U.S.A., Colorado, Baca County: Comanche National Grassland: along South Fork Sand Arroyo E of County Road 8, ca 11 air mi SSW of Pritchett; ca 21.5 air mi SW of Springfield.  Elev. 4880 ft.
T32S R49W S28 SW1/4.  37.2248 N, 102.94 W; GPS Reading.  
Flats and slopes in rangeland. Phenology: flowering & fruiting. 

B. E. Nelson, 71936.  6/14/2007. 		RM 
     with Bernadette Kuhn
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3.  Linum rigidum Pursh 				Linaceae

U.S.A., Colorado, Baca County: Comanche National Grassland: ca 12 air mi SW of Springfield.  Elev. 4715 ft.
T31S R48W S2; also T32S R48W S35.  37.2938 N, 102.7785 W; GPS Reading.  
Buffalo grass, Opuntia sp., grazed upland shortgrass prairie. Phenology: flowering. 

Bernadette Kuhn, 611.  5/30/2007. 		RM 
     with Laura E. Lukus
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4.  Linum rigidum Pursh 				Linaceae

U.S.A., Colorado, Prowers County: Comanche National Grassland: Two Buttes.  Elev. 4369 ft.
T27S R46W S35.  37.6569 N, 102.5471 W; GPS Reading.  
Steep slopes with Opuntia and Bouteloua. Phenology: flowering & fruiting. 

Bernadette Kuhn, 688.  6/6/2007. 		RM 
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5.  Linum rigidum Pursh 				Linaceae

U.S.A., Colorado, Baca County: Comanche National Grassland: ca 3.5 air mi NW of Campo.  Elev. 4399 ft.
T33S R46W S29.  37.1488 N, 102.6162 W; GPS Reading.  
Pasture with large population of Coreopsis. Phenology: flowering & fruiting. 

Bernadette Kuhn, 734.  6/7/2007. 		RM 
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6.  Linum rigidum Pursh 				Linaceae

U.S.A., Colorado, Baca County: Comanche National Grassland: ca 19 air mi SSW of Springfield.  Elev. 4605 ft.
T33S R47W S30.  37.1484 N, 102.7422 W; GPS Reading.  
Grazed pasture dominated by Buchloë, Psoralea, and Hordeum, between windmills. Phenology: flowering & fruiting. 

Bernadette Kuhn, 770.  6/7/2007. 		RM 
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7.  Linum rigidum Pursh 				Linaceae

U.S.A., Colorado, Baca County: Comanche National Grassland: just N of the North Fork Cimarron River, ca 15 air mi SSE of Vilas.  Elev. 4078 ft.
T33S R44W S15.  37.1633 N, 102.3774 W; GPS Reading.  
Shortgrass prairie dominated by Buchloë dactyloides and Bouteloua spp. Phenology: flowering & fruiting. 

Bernadette Kuhn, 1027.  6/10/2007. 		RM 
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8.  Linum rigidum Pursh 				Linaceae

U.S.A., Kansas, Morton County: Cimarron National Grassland: at Point of Rocks, ca 8 mi N of Elkhart.  Elev. 3415 ft.
T34S R42W S5 NW1/4.  37.1219 N, 101.9109 W; GPS Reading.  
Open fishing ponds with banks dominated by Scirpus, Juncus, and Eleocharis with scattered stands of Tamarix; sandy soil. Phenology: fruiting. 

Bernadette Kuhn, 1166.  6/12/2007. 		RM 
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9.  Linum rigidum Pursh 				Linaceae

U.S.A., Colorado, Baca County: Comanche National Grassland: Carrizo Canyon.  Elev. 4796 ft.
T35S R49W S26.  37.1409 N, 103.0067 W; GPS Reading.  
Lush canyon dominated by Rhus aromatica. Phenology: fruiting. 

Bernadette Kuhn, 1226.  6/13/2007. 		RM 
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10.  Linum rigidum Pursh 				Linaceae

U.S.A., Colorado, Otero County: Comanche National Grassland: 8 mi SE of La Junta, 4 mi E of Colo Hwy 109.  Elev. 4470-4488 ft.
T25S R54W S9.  37.889 N, 103.4572 W to 37.8867 N, 103.4547 W; GPS Reading.  
Shortgrass prairie dominated by Opuntia, Elymus, and Aristida. Phenology: flowering & fruiting. 

Bernadette Kuhn, 1542.  6/23/2007. 		RM 
     with B. E. Nelson
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11.  Linum rigidum Pursh 				Linaceae

U.S.A., Colorado, Otero County: Comanche National Grassland: ca 9 air mi SE of La Junta.  Elev. 4473-4576 ft.
T25S R54W S21 N1/2.  37.8662 N, 103.4642 W to 37.8664 N, 103.47015 W; GPS Reading.  
Rocky prairie with scattered Juniperus monosperma Phenology: fruiting. 

Bernadette Kuhn, 1576.  6/23/2007. 		RM 
     with B. E. Nelson
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12.  Linum rigidum Pursh 				Linaceae

U.S.A., Colorado, Otero County: Comanche National Grassland: Shale Hills, ca 17 air mi SSW of La Junta.  Elev. 4774 ft.
T26S R56W S25 SW1/4.  37.749 N, 103.6354 W; GPS Reading.  
Rough breaks with dense limestone chip. Phenology: fruiting. 

Bernadette Kuhn, 1612.  6/23/2007. 		RM 
     with B. E. Nelson
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13.  Linum rigidum Pursh 				Linaceae

U.S.A., Colorado, Baca County: Comanche National Grassland: Carrizo Work Center, ca 7.5 air mi S of Springfield.  Elev. 4350 ft.
T32S R46W S4; also T31S R46W S33.  37.301 N, 102.607 W; GPS Reading.  
Old home site surrounded by shortgrass prairie; scattered Juniperus and Ulmus. Phenology: fruiting. 

Bernadette Kuhn, 1741.  6/26/2007. 		RM 
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14.  Linum rigidum Pursh 				Linaceae

U.S.A., Colorado, Otero County: Comanche National Grassland: ca 19 air mi SW of La Junta.  Elev. 4750 ft.
T26S R57W S25.  37.7577 N, 103.7513 W; GPS Reading.  
Prairie with rocky upland and low spring. Phenology: flowering & fruiting. 

Bernadette Kuhn, 2082.  7/4/2007. 		RM 
     with Joe Rankin.
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15.  Linum rigidum Pursh 				Linaceae

U.S.A., Colorado, Otero County: Comanche National Grassland: Higbee Canyon, ca 14 air mi SSE of La Junta.  Elev. 4313 ft.
T26S R54W S17.  37.7839 N, 103.4852 W to 37.7855 N, 103.4843 W; GPS Reading.  
Canyon dominated by Bouteloua gracilis, Bouteloua curtipendula, and scattered Populus deltoides. Phenology: flowering & fruiting. 

Bernadette Kuhn, 2375.  7/9/2007. 		RM 
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16.  Linum rigidum Pursh 				Linaceae

U.S.A., Colorado, Baca County: Comanche National Grassland: ca 8.5 air mi SE of Springfield.  Elev. 4303 ft.
T31S R46W S31; also S32.  37.3081 N, 102.5251 W; GPS Reading.  
Grazed shortgrass prairie dominated by Buchloë dactyloides. Phenology: flowering & fruiting. 

Bernadette Kuhn, 2543.  7/11/2007. 		RM 
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17.  Linum rigidum Pursh 				Linaceae

U.S.A., Colorado, Otero County: Comanche National Grassland: Withers Canyon Corrals, ca 23 mi SSW of La Junta.  Elev. 4645 ft.
T27S R56W S25 SE1/4.  37.6595 N, 103.6206 W; GPS Reading.  
At corrals in heavily grazed shortgrass prairie with Opuntia imbricata. Phenology: flowering & fruiting. 

Bernadette Kuhn, 2705.  7/14/2007. 		RM 
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18.  Linum rigidum Pursh 				Linaceae

U.S.A., Colorado, Otero County: Comanche National Grassland: ca 18 air mi SSW of La Junta.  Elev. 4552 ft.
T27S R55W S31 W1/2.  37.7321 N, 103.62 W; GPS Reading.  
Grazed steppe with Cylindropunta imbricata. Phenology: flowering & fruiting. 

Bernadette Kuhn, 2720.  7/14/2007. 		RM 
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19.  Linum rigidum Pursh 				Linaceae

U.S.A., Colorado, Otero County: Comanche National Grassland: near base of Shale Hills, ca 16.5 air mi S of La Junta.  Elev. 4549 ft.
T26S R55W S29 E1/2.  37.7513 N, 103.606 W; GPS Reading.  
Rocky prairie with Helianthus annuus, Atriplex, and Aristida purpurea. Phenology: flowering & fruiting. 

Bernadette Kuhn, 2752.  7/15/2007. 		RM 
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20.  Linum rigidum Pursh 				Linaceae

U.S.A., Colorado, Otero County: Comanche National Grassland: Shale Hills, ca 16 air mi S of La Junta.  Elev. 4696 ft.
T26S R55W S29.  37.7587 N, 103.5888 W; GPS Reading.  
With rocky, exposed slopes. Phenology: flowering & fruiting. 

Bernadette Kuhn, 2785.  7/15/2007. 		RM 
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21.  Linum rigidum Pursh 				Linaceae

U.S.A., Colorado, Otero County: Comanche National Grassland: adjacent to County Road S, ca 2 mi N of Timpas.  Elev. 4400 ft.
T25S R57W S22 SE1/4; also NE1/4 S27.  37.8516 N, 103.7737 W; GPS Reading.  
Hilaria grassland with Helianthus annuus in a heavy alluvial soil. Phenology: flowering & fruiting. 

Brian Elliott, 13113.  5/15/2004. 		RM 
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22.  Linum rigidum Pursh 				Linaceae

U.S.A., Colorado, Baca County: Comanche National Grassland: ca 8 air mi WSW of Springfield, Carrizo Workcenter (Southeastern Colorado Research Center).  Elev. 4620 ft.
T31S R47W S6.  37.368 N, 102.7431 W; GPS Reading.  
Workcenter yard and windbreaks. Phenology: flowering & fruiting. 

Ronald L. Hartman, 84800.  5/25/2007. 		RM 
     with Bernadette Kuhn, Laura E. Lukas
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23.  Linum rigidum Pursh 				Linaceae

U.S.A., Colorado, Otero County: Comanche National Grassland: Vogal Canyon, from trail head to south end at fence line.  Elev. 4290-4390 ft.
T26S R54W S19; also W1/4 S30 and T26S R55W E1/4 S24.  37.7702 N, 103.5131 W; GPS Reading.  
Pinyon-juniper canyonland, sandstone; with willow and cottonwood thickets near fence. Phenology: flowering & fruiting. 

Ronald L. Hartman, 85073.  5/28/2007. 		RM 
     with Bernadette Kuhn, Laura E. Lukas
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24.  Linum rigidum Pursh 				Linaceae

U.S.A., Colorado, Otero County: Comanche National Grassland: Shale Hills, ca 9 air mi SE of Timpas.  Elev. 4761 ft.
T26S R56W S25; also T26S R55W S30.  37.7576 N, 103.6208 W; GPS Reading.  
Shale bluffs, top to bottom. Phenology: flowering & fruiting. 

Ronald L. Hartman, 85198.  5/28/2007. 		RM 
     with Bernadette Kuhn, Laura E. Lukas
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25.  Linum rigidum Pursh 				Linaceae

U.S.A., Montana, Custer County: US Range Livestock Experiment Station: center of trap in draw.  Elev. 2700 ft.
T6N R43E S10.  
Phenology: flowering. 

E. J. Woolfolk, W-111937.  6/11/1937. 		USFS 511130
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26.  Linum rigidum Pursh 				Linaceae

U.S.A., Montana: Custer National Forest.  Elev. 3100 ft.
T5S R45E.  
West slope: loamy soil. Phenology: flowering. 

R. T. Abbott, 23.  6/7/1912. 		USFS 518624
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27.  Linum rigidum Pursh 				Linaceae

U.S.A., Montana, McCone County: Rock Creek State Park: east side of Fort Peck Reservoir, 36 mi SSE of Glasgow.  Elev. 2300 ft.
T23N R43E S19.  
Slope 10-15% south; tableland, Stipa-Carex prairie. Phenology: flowering. 

Peter F. Stickney, 2280.  6/17/1971. 		USFS 511151
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28.  Linum rigidum Pursh 				Linaceae

U.S.A., Montana, Custer County: U. S. Ranger Livestock Experiment Station.  Elev. 2400 ft.
T7N R47E S22.  
South slope; gravelly loam; with Grama grass, Artemisia tridentata. Phenology: flowering. 

E. J. Woolfolk, W-18.  6/6/1933. 		USFS 511145
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29.  Linum rigidum Pursh 				Linaceae

U.S.A., Montana: Arrow Creek above mouth of Coffee Creek.
Sandy hills. Phenology: flowering & fruiting. 

Frank A. Spragg, 139.  7/3/1901. 		RM 122092
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30.  Linum rigidum Pursh 				Linaceae

U.S.A., Montana: Miles City.
Phenology: flowering & fruiting. 

J. W. Blankinship, s.n..  7/16/1901. 		RM 122093
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31.  Linum rigidum Pursh 				Linaceae

U.S.A., Montana: Townsend.
Meadow. Phenology: flowering & fruiting. 

C. L. Shear, 5235.  7/16/1895. 		RM 150458
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32.  Linum rigidum Pursh 				Linaceae

U.S.A., Montana: Gilbertson.
Phenology: flowering & fruiting. 

J. W. Blankinship, s.n..  6/11/1901. 		RM 122463
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33.  Linum rigidum Pursh 				Linaceae

U.S.A., Montana, Powder River County: Custer National Forest: Head of Taylor Creek.  Elev. 3500 ft.
North slope; clay loam; roadside. Phenology: flowering & fruiting. 

R. B. Rolfe, 486.  //. 		USFS 511031
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34.  Linum rigidum Pursh 				Linaceae

U.S.A., Nebraska, Sheridan County: Metcalf Public Hunting Grounds, 13 mi N of Hay Springs.  Elev. 3300 ft.
Open ridges and Pinus ponderosa forest; bottoms. Phenology: flowering & fruiting. 

Elray S. Nixon, 137.  6/24/1964. 		RM 275416
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35.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: along West Fork Duck Creek, ca 7.5 air mi NE of Soda Well, ca 28 air mi NE of Gillette.  Elev. 3940-4000 ft.
T55N R69W S30 W1/2.  44.7173 N, 105.1975 W; uncertainty 1 mi..  
Sandy clay slope along the creek. Phenology: flowering & fruiting. 

B. E. Nelson, 57236.  6/18/2002. 		RM 
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36.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: above and N of Lion Creek on Lynch or County Road 7A, ca 31 air mi ESE of Wright; ca 39 air mi WSW of Newcastle.  Elev. 4320-4380 ft.
T42N R67W S16 South1/2.  43.6151 N, 104.9103 W; uncertainty 1 mi..  
Sagebrush/grassland. Phenology: flowering & fruiting. 

Peter J. Ebertowski, 1134.  7/5/2002. 		RM 
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37.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: ravine S of and leading to Porcupine Creek on dirt road ca 0.5 mi W of Wyo Hwy 59, ca 9.5 air mi S of Wright; ca 29 air mi NNW of Bill. NWZ1/4  Elev. 4880-5060 ft.
T42N R72W S14; S14.  43.6151 N, 105.4689 W; uncertainty 0.5 mi..  
Mosaic of sagebrush and grassland. Phenology: flowering & fruiting. 

Peter J. Ebertowski, 2828.  8/13/2002. 		RM 
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38.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: low ridge draining to and N of Little Thunder Creek on Wyo Hwy 450, ca 29 air mi ESE of Wright; ca 38 air mi WSW of Newcastle.  Elev. 4340-4430 ft.
T43N R67W S32 N1/2.  43.6576 N, 104.9303 W; uncertainty 1 mi..  
Sandy knolls and bowls; yucca, sandreed and sand bluestem. Phenology: flowering & fruiting. 

Peter J. Ebertowski, 3653.  9/1/2002. 		RM 
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39.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Converse County: Thunder Basin National Grassland and Vicinity: hills forming southwest portion of Archie Draw on Forest Road 962, ca 13 air mi ENE of Bill; ca 26 air mi NW of Lance Creek.  Elev. 4750-4850 ft.
T38N R68W S10 E1/2.  43.2839 N, 105.0107 W.  
Wyoming big sagebrush grassland intermixed with yucca. Phenology: flowering. 

Peter J. Ebertowski, 4161.  6/2/2003. 		RM 
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40.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Niobrara County: Thunder Basin National Grassland and Vicinity: hills N of Snyder Creek and SE of the confluence of Windmill and North Pasture draws, on Dixon or County Road 2, ca 38 air mi SW of Newcastle; ca 28 air mi N of Lance Creek.  Elev. 4160-4240 ft.
T40N R65W S21 NW1/4.  43.4318 N, 104.6735 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Sandstone outcrop and sandy area below. Phenology: flowering & fruiting. 

Peter J. Ebertowski, 4873.  6/14/2003. 		RM 
_________________________________________________________________________

41.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: ridge and ravines SE of and draining to Horse Creek, on two-track off Cheyenne River or County Road 54, ca 33 air mi SE of Wright; ca 37 air mi SW of Newcastle.  Elev. 4440-4520 ft.
T42N R67W S34 NW1/4.  43.5726 N, 104.8904 W.  
Grassland, Stipa comata and Carex filifolia abundant. Phenology: flowering & fruiting. 

Peter J. Ebertowski, 4919.  6/16/2003. 		RM 
_________________________________________________________________________

42.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: hills S of and draining to West Fork Fiddler Creek on Upton - Fairview or County Road 59, ca 11 air mi S of Upton; ca 22 air mi WNW of Newcastle.  Elev. 4280-4400 ft.
T46N R65W S27 SE1/4.  43.9359 N, 104.651 W.  
Grassland in sandy soil with rock outcrops. Phenology: flowering. 

Peter J. Ebertowski, 5056.  6/18/2003. 		RM 
_________________________________________________________________________

43.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Niobrara County: Thunder Basin National Grassland and Vicinity: southern edge of Buck Creek Hills, on Meridian or County Road 17, ca 24 air mi N of Lusk; ca 13 air mi ENE of Lance Creek.  Elev. 4380-4500 ft.
T36N R63W S10 W1/2.  43.1103 N, 104.4157 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Sandy slopes with rock outcrops. Phenology: flowering & fruiting. 

Peter J. Ebertowski, 5295.  6/22/2003. 		RM 
_________________________________________________________________________

44.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: west slope of Soda Butte, on Wyo Hwy 116, ca 10 air mi SW of Upton; ca 44 air mi ESE of Gillette.  Elev. 4740-4820 ft.
T46N R66W S2 SE1/4.  43.992 N, 104.7515 W.  
Sandy area below outcrop in grassland. Phenology: flowering & fruiting. 

Peter J. Ebertowski, 5599.  6/29/2003. 		RM 
_________________________________________________________________________

45.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: low hills N of Little Thunder Creek and Hansen Draw, on gravel road near gas processing plant, ca 21 air mi E of Wright; ca 44 air mi W of Newcastle.  Elev. 4560-4700 ft.
T43N R69W S24.  43.6859 N, 105.0899 W.  
Sagebrush grassland, Bouteloua gracilis abundant. Phenology: flowering & fruiting. 

Peter J. Ebertowski, 5843.  7/1/2003. 		RM 
_________________________________________________________________________

46.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Wildcat Creek and hills to SW, on County Road 54, ca 27 air mi SW of Newcastle, ca 36 air mi S of Upton.  Elev. 4010-4200 ft.
T42N R65W S36.  43.5726 N, 104.6111 W.  
Grassland, mostly sandy soil. Phenology: flowering & fruiting. 

Peter J. Ebertowski, 6375.  7/9/2003. 		RM 
_________________________________________________________________________

47.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Campbell County: Thunder Basin National Grassland and Vicinity: TA Buttes on two-track road off Union Chapel Road, ca 6 air mi SE of Gillette; ca 4.5 air mi S of Wyodak.  Elev. 4560-4800 ft.
T49N R71W S16.  44.2234 N, 105.3987 W.  
Mosaic of sagebrush grassland and grassland. Phenology: flowering & fruiting. 

Peter J. Ebertowski, 6510.  7/11/2003. 		RM 
_________________________________________________________________________

48.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: ridge W of North Fork Lone Tree Creek, on two track road off Wyo Hwy 450, ca 20 air mi WSW of Newcastle; ca 24 air mi S of Upton.  Elev. 4360-4440 ft.
T44N R65W S36.  43.7426 N, 104.6111 W.  
Grassland, Carex filifolia and Stipa comata abundant, with Artemisia frigida. Phenology: flowering & fruiting. 

Peter J. Ebertowski, 6617.  7/13/2003. 		RM 
_________________________________________________________________________

49.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Niobrara County: Thunder Basin National Grassland and Vicinity: grassland ca 1.8 mi N of Greasewood Creek, on Greasewood or County Road 10, ca 40 air mi N of Lusk; ca 24 air mi NE of Lance Creek.  Elev. 3960-4060 ft.
T39N R63W S27 NE1/4.  43.3302 N, 104.4049 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Grassland, Carex filifolia and Calamovilfa longifolia abundant. Phenology: flowering & fruiting. 

Peter J. Ebertowski, 6922.  7/18/2003. 		RM 
_________________________________________________________________________

50.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Weston County: Thunder Basin National Grassland and Vicinity: Lone Tree Creek, on Grieves or County Road 5, ca 20 air mi WSW of Newcastle; ca 27 air mi S of Upton.  Elev. 4180-4260 ft.
T43N R64W S9 South1/2.  43.7143 N, 104.5513 W.  
Sandy area in grassland with yucca and prairie sandreed. Phenology: flowering & fruiting. 

Peter J. Ebertowski, 7102.  7/25/2003. 		RM 
_________________________________________________________________________

51.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Nebraska, Dawes County: Oglala National Grassland and Vicinity: Carlsen Butte, ca 8.5-9 air mi N of Crawford.  Elev. 3580-3675 ft.
T33N R52S S25 E1/2; also SE1/4 S24.  42.8074 N, 103.3867 W to 42.8147 N, 103.3873 W; GPS Reading.  
Grasslands with some badlands on the slopes and draws. Phenology: fruiting. 

B. E. Nelson, 60637.  5/17/2004. 		RM 
     with Grace Kostel
_________________________________________________________________________

52.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Nebraska, Dawes County: Oglala National Grassland and Vicinity: S of Sugarloaf or Forest Road 900, just E and NE of Strawstack Butte, ca 16.5 air mi NNE of Crawford.  Elev. 3740-3900 ft.
T34N R52W S17 S1/4; also N1/2 S20.  42.9188 N, 103.4733 W to 42.9139 N, 103.4717 W; GPS Reading.  
Mosiac of grassland, badlands, rocky slopes of clay, and drainage bottoms. Phenology: flowering & fruiting. 

B. E. Nelson, 60714.  5/17/2004. 		RM 
     with Grace Kostel
_________________________________________________________________________

53.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: mesa ca 1.5-2 air mi S of French Creek and 3/4-1 air mi E of South Fork French Creek, ca 15.5 air mi SE of Hermosa.  Elev. 3050-3240 ft.
T5S R9E S3 SE1/4.  43.6377 N, 103.0302 W to 43.6419 N, 103.0353 W; GPS Reading.  
Stony, clay grassland area at the bottom of badlands. Phenology: flowering & fruiting. 

B. E. Nelson, 60836.  5/19/2004. 		RM 
     with Grace Kostel
_________________________________________________________________________

54.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: near the head of Mule Creek, ca 5.5 air mi E of Ardmore; ca 19 air mi SW of Oelrichs.  Elev. 3600-3770 ft.
T12S R5E S8 NE1/4.  43.0335 N, 103.5396 W to 43.0346 N, 103.5438 W; GPS Reading.  
Stony clay grassland slopes. 

B. E. Nelson, 61020.  5/24/2004. 		RM 
     with Grace Kostel
_________________________________________________________________________

55.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 4-5 air mi SSE of Scenic on Forest Road 7172 on Big Hollow Creek.  Elev. 2780-2900 ft.
T4S R13E S1; also T4S R13E S12.  43 43.82' N, 102 30.71' W to 43 42.47' N, 102 30.61' W; GPS Reading.  
In stream bottom with soils of sand, silt and clay. Phenology: flowering & fruiting. 

Grace M. Kostel, 1013.  6/1/2004. 		RM 
_________________________________________________________________________

56.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 4.5-5 air mi SE of Wall, 2-2.5 mi S of I-90, channel draining into Whitewater Creek..  Elev. 2650-2750 ft.
T1S R16E S27 E1/2.  43 55.73' N, 102 11.09' W; GPS Reading.  
On badlands in deep channel draining into creek; soils of white, heavy clays. Phenology: flowering & fruiting. 

Grace M. Kostel, 1240.  6/2/2004. 		RM 
_________________________________________________________________________

57.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 4.5-5 air mi SE of Wall, 2-2.5 mi S of I-90, channel draining into Whitewater Creek..  Elev. 2650-2750 ft.
T1S R16E S27 E1/2.  43 55.73' N, 102 11.09' W; GPS Reading.  
On badlands in deep channel draining into creek; soils of white, heavy clays. Phenology: flowering & fruiting. 

Grace M. Kostel, 1263.  6/2/2004. 		RM 
_________________________________________________________________________

58.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 19 air mi SE of Hermosa.  Elev. 3150 ft.
T4S R10E S13 W1/2.  43 41.75' N, 102 52.59' W to 43 41.53' N, 102 52.63' W; GPS Reading.  
Butte tops and slopes of sand and gravel soil. Phenology: flowering & fruiting. 

Grace M. Kostel, 1396.  6/4/2004. 		RM 
_________________________________________________________________________

59.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 19 air mi N of Crawford and 1.5 mi W of NE Hwy 71 and NE Hwy 2.  Elev. 3800-3900 ft.
T34N R53W S2 NE1/4.  42 57.51' N, 103 31.48' W; GPS Reading.  
In silt soils and rock beds. Phenology: flowering & fruiting. 

Grace M. Kostel, 1584.  6/7/2004. 		RM 
_________________________________________________________________________

60.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 19 air mi N of Crawford and 1.5 mi W of NE Hwy 71 and NE Hwy 2.  Elev. 3800-3900 ft.
T34N R53W S2 NE1/4.  42 57.51' N, 103 31.48' W; GPS Reading.  
In silt soils and rock beds. Phenology: flowering & fruiting. 

Grace M. Kostel, 1597.  6/7/2004. 		RM 
_________________________________________________________________________

61.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Nebraska, Dawes County: Oglala National Grassland and Vicinity: ca 9 air mi NNE of Crawford and 1 mi E of NE Hwy 71 and NE Hwy 2 on Carlson Peak.  Elev. 3600-3675 ft.
T33N R52W S25 NE1/4.  42 47.99' N, 103 23.99' W; GPS Reading.  
On peak and adjacent side slopes of clay soils. Phenology: flowering & fruiting. 

Grace M. Kostel, 1634.  6/7/2004. 		RM 
_________________________________________________________________________

62.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 13 air mi NW of Crawford at Roundtop Mountain.  Elev. 4450-4550 ft.
T33N R53W S20 NE1/4.  42 49.18' N, 103 35.43' W; GPS Reading.  
Mountain of pine in rock and sand soils pine woodland. Phenology: flowering & fruiting. 

Grace M. Kostel, 1746.  6/7/2004. 		RM 
_________________________________________________________________________

63.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 13 air mi NW of Crawford at Roundtop Mountain.  Elev. 4450-4550 ft.
T33N R53W S20 NE1/4.  42 49.18' N, 103 35.43' W; GPS Reading.  
Mountain of pine in rock and sand soils pine woodland. Phenology: flowering. 

Grace M. Kostel, 1754.  6/7/2004. 		RM 
_________________________________________________________________________

64.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 24-25 air mi NNW of Crawford and 1.5 mi W of Hat Creek Road and W of Pioneer Cemetary.  Elev. 3650 ft.
T35N R54W S32 N1/2.  42 57.73' N, 103 42.62' W; GPS Reading.  
In a Pascopyrum smithii/Nassellus viridula plant community upland. Phenology: flowering & fruiting. 

Grace M. Kostel, 1847.  6/8/2004. 		RM 
_________________________________________________________________________

65.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 8-8.5 air mi NW of Edgemont and 3 mi W of County Road 9.  Elev. 3650-3800 ft.
T8S R1E S14 W1/2.  43 21.09' N, 103 58.48' W to 43 21.32' N, 103 58.48' W; GPS Reading.  
On mesa tops and slopes; sand and rock soil. Phenology: flowering & fruiting. 

Grace M. Kostel, 1912.  6/11/2004. 		RM 
_________________________________________________________________________

66.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 15 air mi SSW of Edgemont off Forest Road 7012.  Elev. 1200-1250 ft.
T11S R2E S17 SW1/4.  43 6.1' N, 103 54.5' W; GPS Reading.  
On grassy upland and plant diverse areas of moisture collection, ridge "edge" slumps. Phenology: flowering & fruiting. 

Grace M. Kostel, 1996.  6/11/2004. 		RM 
_________________________________________________________________________

67.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 16.5-17 air mi SW of Edgemontand 0.5 mi N of Forest Road 7078.  Elev. 3200-3300 ft.
T11S R1E S26 N1/2.  43 7.38' N, 104 2.55' W; GPS Reading.  
On rock outcrop of grass upland. Phenology: flowering & fruiting. 

Grace M. Kostel, 2075.  6/12/2004. 		RM 
_________________________________________________________________________

68.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 30-31 air mi NW of Crawford and 0.5 mi N of Indian Creek Road.  Elev. 3850-3900 ft.
T34N R56W S34 SW1/4.  42 57.44' N, 103 53.98' W; GPS Reading.  
On buttes of gravel and rock. Phenology: flowering & fruiting. 

Grace M. Kostel, 2111.  6/14/2004. 		RM 
_________________________________________________________________________

69.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 35-35.5 air mi NW of Crawford and ca 0.5 mi S of Forest Road 931.  Elev. 3600-3700 ft.
T34N R57W S25 SW1/4.  42 57.15' N, 103 59.44' W; GPS Reading.  
Grass upland. Phenology: flowering & fruiting. 

Grace M. Kostel, 2209.  6/14/2004. 		RM 
_________________________________________________________________________

70.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 12 air mi W of Wall and 1.5 mi W of County Road CE04 on jucture where Sage Creek flows into the Cheyenne River.  Elev. 2400 ft.
T1S R14E S8 W1/2.  43 57.92' N, 102 28.14' W; GPS Reading.  
In Artemisia cana floodplain of creek and river bottom.  Soils are of heavy, white clay. Phenology: flowering. 

Grace M. Kostel, 2509.  6/22/2004. 		RM 
_________________________________________________________________________

71.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 3.5 air mi ESE of Wall and 0.5 mi S of U.S. Hwy 14 on Cottonwood Creek.  Elev. 2650 ft.
T1S R16E S2 South1/2.  43 58.93' N, 102 9.87' W; GPS Reading.  
In Pascopyrum smithii/Nassellus viridula plant community and grass upland on north side of creek in silty soil. Phenology: flowering & fruiting. 

Grace M. Kostel, 2545.  6/22/2004. 		RM 
_________________________________________________________________________

72.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 8.5-9 air mi WSW of Kadoka and 0.5 mi N of County Road CH6.  Elev. 2300 ft.
T3S R20E S13 SW1/4.  43 46.94' N, 101 40.6' W; GPS Reading.  
Badland grassland, clay soil. Phenology: flowering & fruiting. 

Grace M. Kostel, 2598.  6/22/2004. 		RM 
_________________________________________________________________________

73.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 17-17.5 air mi SE of Hermosa and 1.5-2 mi NNW of Red Shirt and 1-1.5 mi W of SD Hwy 40.  Elev. 2800-2950 ft.
T4S R10E S22; NE1/4.  43 41.63' N, 102 54.4' W; GPS Reading.  
In draws and on ridge tops. Phenology: flowering & fruiting. 

Grace M. Kostel, 2776.  6/25/2004. 		RM 
_________________________________________________________________________

74.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 16.5 air mi ENE of Hermosa and 0.5 mi W of County Road 121.  Elev. 3050-3200 ft.
T2S R10E S24 SE1/4.  43 51.57' N, 102 51.36' W; GPS Reading.  
On butte and butte slopes of clay and gravel soil. Phenology: fruiting. 

Grace M. Kostel, 3025.  6/28/2004. 		RM 
_________________________________________________________________________

75.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 16.5 air mi ENE of Hermosa and 0.5 mi W of County Road 121.  Elev. 3050-3200 ft.
T2S R10E S24 SE1/4.  43 51.57' N, 102 51.36' W; GPS Reading.  
On butte and butte slopes of clay and gravel soil. Phenology: flowering & fruiting. 

Grace M. Kostel, 3052.  6/28/2004. 		RM 
_________________________________________________________________________

76.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 17 air mi ENE of Hermosa and 1.5 mi E of County Road 121.  Elev. 2950-3150 ft.
T2S R11E S17 SW1/4.  43 52.74' N, 102 49.93' W; GPS Reading.  
On steep Juniperus scopulorum rock slopes. Phenology: flowering & fruiting. 

Grace M. Kostel, 3136.  6/29/2004. 		RM 
_________________________________________________________________________

77.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 14.5-15 air mi SE of Hermosa and 2.4 mi N of County Road 18.  Elev. 2800-3100 ft.
T4S R9E S24 N1/2; also SE1/4 S13.  43 42.14' N, 103 0.3' W to 43 41.27' N, 102 58.1' W to 43 41.52' N, 102 58.76' W; GPS Reading.  
Rock slopes and buttes of Juniper leading into clay based drainages. Phenology: flowering & fruiting. 

Grace M. Kostel, 3222.  7/2/2004. 		RM 
_________________________________________________________________________

78.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Nebraska, Dawes County: Oglala National Grassland and Vicinity: ca 18.5-19 air mi NNW of Crawford and just S of Forest Road 909.  Elev. 3850-3950 ft.
T35N R52W S34 SW1/4.  42 56.73' N, 103 27.05' W; GPS Reading.  
In Juniper horizontalis draw of rock, gravel and sand. Phenology: fruiting. 

Grace M. Kostel, 3361.  7/6/2004. 		RM 
_________________________________________________________________________

79.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 14 mi NNE of Smithwick and immediately S of the Fall River and Custer County lines.  Elev. 3000-3050 ft.
T7S R9E S4 NW1/4.  43 28.26' N, 103 4.15' W; GPS Reading.  
On ridgetop of sand and silt soils. Phenology: fruiting. 

Grace M. Kostel, 3557.  7/11/2004. 		RM 
_________________________________________________________________________

80.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 18 air mi NW of Crawford and 1/2-3/4 mi N of Orella Road in Whitehead Creek.  Elev. 3700-3750 ft.
T34N R54W S26 SE1/4.  42 53.5' N, 103 38.03' W; GPS Reading.  
Soils are silty and moist.  Associated plants growing in creek floor are Salix spp., Prunus virginiana and Ribes spp. Phenology: flowering & fruiting. 

Grace M. Kostel, 3612.  7/15/2004. 		RM 
_________________________________________________________________________

81.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: between Shorty Draw and French Creek, ca 9 air mi E of Fairburn and 14.5 air mi SE of Hermosa.  Elev. 3030-3080 ft.
T4S R9E S27 SE1/4.  43.6659 N, 103.0281 W; GPS Reading.  
Ridge sideslopes. Phenology: flowering & fruiting. 

Grace M. Kostel, 363.  5/19/2004. 		RM 
     with B. E. Nelson
_________________________________________________________________________

82.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 7.5 air mi W of Scenic and 1 mi SE of the confluence of Indian Creek and the Cheyenne River.  Elev. 2550-2600 ft.
T3S R12E S17 South1/2.  43 46.71' N, 102 40.58' W; GPS Reading.  
On the banks of creek bottom and creek in Artemesia cana shrubland. Phenology: fruiting. 

Grace M. Kostel, 3927.  7/16/2004. 		RM 
_________________________________________________________________________

83.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 7.5 air mi W of Scenic, near Spring Draw.  Elev. 2750-2800 ft.
T3S R13E S16 SW1/4.  43 46.93' N, 102 34.9' W; GPS Reading.  
On sand bluffs overlooking draw. Phenology: flowering & fruiting. 

Grace M. Kostel, 4004.  7/16/2004. 		RM 
_________________________________________________________________________

84.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 2 air mi W of Edgemont and 0.5 mi N of U.S. Hwy 18.  Elev. 3850-4000 ft.
T9S R2E S3 NW1/4.  43 23.91' N, 103 50.25' W; GPS Reading.  
On mesa top and slopes of rock and gravel. Phenology: flowering & fruiting. 

Grace M. Kostel, 4049.  7/19/2004. 		RM 
_________________________________________________________________________

85.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Custer County: Buffalo Gap National Grassland and Vicinity: ca 8.5 air mi SE of Hermosa in Red Shirt Creek.  Elev. 2850-3100 ft.
T4S R10E S16 E1/2.  43 42.75' N, 102 55.11' W to 43 41.19' N, 102 55.03' W; GPS Reading.  
In drainage of creek and steep slopes of drainage; soils are rock substrate with clayey silt. Phenology: fruiting. 

Grace M. Kostel, 4275.  7/29/2004. 		RM 
_________________________________________________________________________

86.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 8-8.5 air mi SSE of Wall.  Elev. 2700 ft.
T2S R16E S15 N1/2.  43 51.92' N, 102 9.62' W; GPS Reading.  
In creek drainage with clay soils. Phenology: fruiting. 

Grace M. Kostel, 4380.  8/5/2004. 		RM 
_________________________________________________________________________

87.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: side drainage of Moss Agate Creek, ca 5 air mi NW of Edgemont.  Elev. 3800 ft.
T8S R1E S8 SE1/4.  43.3633 N, 104.0205 W; GPS Reading.  
Ungrazed drainage; soils on side slopes are gravelly, rocky, and loose; soils in bottom are deep, moist loam. Phenology: flowering. 

Grace M. Kostel, 4848.  10/13/2003. 		RM 
_________________________________________________________________________

88.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: 1 mi N of County Road 5, 5.5 mi WNW of Pioneer Rest Area, 7.5 mi WSW of Oelrichs.  Elev. 3680 ft.
T11S R6E S22 SE1/4.  43.0646 N, 103.3867 W; GPS Reading.  
In an unused and revegetated and restabilized gravel pit. Phenology: flowering & fruiting. 

Grace M. Kostel, 579.  5/24/2004. 		RM 
     with B. E. Nelson
_________________________________________________________________________

89.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: on Forest Road 7009, 16 air mi W of Ardmore and 10 air mi SW of Edgemont.  Elev. 3800-3970 ft.
T12S R1E S25 SW1/4.  43.0331 N, 103.9701 W to 43.0361 N, 103.9684 W; GPS Reading.  
Upslopes and hilltop of silt. Phenology: flowering & fruiting. 

Grace M. Kostel, 598.  5/25/2004. 		RM 
     with B. E. Nelson
_________________________________________________________________________

90.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 23 air mi SW of Edgemont.  Elev. 3550 ft.
T12S R1E S17 W1/2.  43.009 N, 104.0322 W to 43.0103 N, 104.0283 W; GPS Reading.  
Up butte and across ridge, gravelly soil. Phenology: flowering & fruiting. 

Grace M. Kostel, 610.  5/25/2004. 		RM 
     with B. E. Nelson
_________________________________________________________________________

91.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 19 air mi SW of Edgemont at junction of Forest roads 7009 and 7011.  Elev. 3550 ft.
T11S R1E S19 SE1/4.  43.0764 N, 104.0411 W; GPS Reading.  
On shale sideslope grading into silt. Phenology: flowering & fruiting. 

Grace M. Kostel, 658.  5/25/2004. 		RM 
     with B. E. Nelson
_________________________________________________________________________

92.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 32 air mi NW of Crawford and 2 mi W of Edgemont Road on Forest Road 930.  Elev. 3900 ft.
T35N R56W S27.  42.9868 N, 103.906 W; GPS Reading.  
On ridge W of draw; gravel and rock soils. Phenology: flowering & fruiting. 

Grace M. Kostel, 798.  5/29/2004. 		RM 
_________________________________________________________________________

93.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 36 air mi NW of Crawford and 1/4 mi E of Wyoming and W of Forest Road 917.  Elev. 3900-4000 ft.
T34N R57W S9 E1/2.  42.9356 N, 104.048 W to 42.9345 N, 104.052 W; GPS Reading.  
In silt soils. Phenology: flowering & fruiting. 

Grace M. Kostel, 890.  5/29/2004. 		RM 
_________________________________________________________________________

94.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 33 air mi NW of Crawford, N of Forest Road 931.  Elev. 3950-4100 ft.
T34N R57W S1 NE1/4.  42.946 N, 103.981 W to 42.955 N, 103.977 W; GPS Reading.  
Butte summits. Phenology: flowering & fruiting. 

Grace M. Kostel, 905.  5/29/2004. 		RM 
_________________________________________________________________________

95.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 17-17.5 air mi SSE of Wall.  Elev. 2500 ft.
T3S R16E S32 SE1/4.  43 44.086' N, 102 13.193' W; GPS Reading.  
In a prairie dog town, soils are heavy clay. Phenology: flowering. 

Grace M. Kostel, 4965.  5/27/2005. 		RM 
_________________________________________________________________________

96.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 19.5-20 air mi SSW of Wall.  Elev. 2650-2700 ft.
T4S R15E S10 W1/2.  43 42.723' N, 102 18.929' W; GPS Reading.  
On a mesa top and northeast facing slopes, soils are sand. Phenology: flowering. 

Grace M. Kostel, 4992.  5/27/2005. 		RM 
_________________________________________________________________________

97.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 6 air mi SE of Scenic.  Elev. 2880 ft.
T4S R14E S5 SE1/4.  43 43.328' N, 102 27.933' W; GPS Reading.  
On north facing slope of mesa, soils are sand and gravelly loam. Phenology: flowering. 

Grace M. Kostel, 5037.  5/27/2005. 		RM 
_________________________________________________________________________

98.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 11 air mi SE of Scenic.  Elev. 2900 ft.
T4S R14E S17 SW1/4.  43 41.52' N, 102 28.24' W; GPS Reading.  
In badlands area, revegetated and stable, soils are clay and clay loam. Phenology: flowering. 

Grace M. Kostel, 5063.  5/27/2005. 		RM 
_________________________________________________________________________

99.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 13 air mi SW of Wall and 3/4 mi E of Sage Creek Road in Bear Creek.  Elev. 2924 ft.
T3S R13E S12 SE1/4.  43 47.71' N, 102 30.5' W; GPS Reading.  
Deep white-clay drainage. Phenology: flowering. 

Grace M. Kostel, 5083.  5/28/2005. 		RM 
_________________________________________________________________________

100.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 12.5 air mi SW of Kadoka.  Elev. 2302 ft.
T4S R20E S34 SW1/4.  43 44.225' N, 101 43.013' W; GPS Reading.  
In rock beds of red iron soils. Phenology: flowering. 

Grace M. Kostel, 5127.  5/28/2005. 		RM 
_________________________________________________________________________

101.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: Indian Creek Wilderness Area: ca 7.5-8 air mi WSW of Scenic, near east bank of Cheyenne River.  Elev. 2500 ft.
T3S R12E S20 NW1/4.  43 46.483' N, 102 42.751' W; GPS Reading.  
Soils are clay. Phenology: flowering. 

Grace M. Kostel, 5151.  5/29/2005. 		RM 
_________________________________________________________________________

102.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 2-2.5 air mi SSW of Wall and 1/4 mi W of SD Hwy 240.  Elev. 2850-2900 ft.
T1S R16E S18 SE1/4.  43 57.099' N, 102 14.497' W; GPS Reading.  
In a Hesperostipa comata plant community on a rocky upland and nearby butte. Phenology: flowering. 

Grace M. Kostel, 5189.  5/30/2005. 		RM 
_________________________________________________________________________

103.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 8.5-9 air mi SSE of Wall in Conata Basin.  Elev. 2580 ft.
T3S R16E S3 South1/2.  43 48.59' N, 102 11.32' W; GPS Reading.  
Badlands floodplain of deep white clay soil. Phenology: flowering. 

Grace M. Kostel, 5250.  5/30/2005. 		RM 
_________________________________________________________________________

104.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 13-13.5 air mi due S of Wall and adjacent to Shannon County and Pine Ridge Indian Reservation boundary fence.  Elev. 2450 ft.
T4S R16E S19 NE1/4.  43 41.28' N, 102 14.47' W; GPS Reading.  
Deep white clay soil of floodplain. Phenology: flowering. 

Grace M. Kostel, 5278.  5/30/2005. 		RM 
_________________________________________________________________________

105.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 9 air mi ESE of Scenic and 1 air mi S of SD Hwy 44 on Bouquet Table.  Elev. 2700 ft.
T4S R15E S10 NE1/4.  43 42.52' N, 102 18.86' W; GPS Reading.  
In a Hesperostipa comata upland plant community in silt-loam soils at edge of table overlooking badlands floodplain. Phenology: flowering. 

Grace M. Kostel, 5309.  5/30/2005. 		RM 
_________________________________________________________________________

106.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: Indian Creek Wilderness Area: ca 6 air mi due W of Scenic.  Elev. 2823 ft.
T3S R12E S22 NW1/4.  43 46.63' N, 102 40.19' W; GPS Reading.  
On rock and gravel strewn clay buttes in red bed soils of iron and magnesium. Phenology: flowering & fruiting. 

Grace M. Kostel, 5333.  6/1/2005. 		RM 
_________________________________________________________________________

107.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: Indian Creek Wilderness Area: ca 6.5 air mi WSW of Scenic.  Elev. 2689 ft.
T3S R12E S28 NE1/4.  43 45.51' N, 102 40.83' W; GPS Reading.  
On slopes scattered with Juniperus scopulorum in a Nasellus viridula plant community of silty clay soils. Phenology: flowering. 

Grace M. Kostel, 5405.  6/1/2005. 		RM 
_________________________________________________________________________

108.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 6 air mi SSE of Scenic and due E of County Road C589.  Elev. 2834 ft.
T8S R13E S14 SE1/4.  43 41.56' N, 102 31.38' W; GPS Reading.  
In deep drainage of heavy white clay soil and near uplands of Hesperastipa comata grass plant community. Phenology: flowering. 

Grace M. Kostel, 5411.  6/1/2005. 		RM 
_________________________________________________________________________

109.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 6 air mi SSE of Scenic and due E of County Road C589.  Elev. 2834 ft.
T8S R13E S14 SE1/4.  43 41.56' N, 102 31.38' W; GPS Reading.  
In deep drainage of heavy white clay soil and near uplands of Hesperastipa comata grass plant community. Phenology: flowering & fruiting. 

Grace M. Kostel, 5436.  6/1/2005. 		RM 
_________________________________________________________________________

110.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 9 air mi SE of Ardmore, South Dakota and 3.5 air mi due S of South Dakota.  Elev. 3812 ft.
T35N R53W S29 SE1/4.  42 58.53' N, 103 35.28' W; GPS Reading.  
In Nassellus viridula plant community on gentle rolling uplands of silt soils. Phenology: flowering. 

Grace M. Kostel, 5472.  6/6/2005. 		RM 
_________________________________________________________________________

111.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 12 air mi ESE of Ardmore, South Dakota and 1/2 mi due S of South Dakota.  Elev. 3784 ft.
T35N R53W S23 NW1/4.  42 59.967' N, 103 32.568' W; GPS Reading.  
In Nassellus viridula plant community on gentle rolling uplands of silt soil. Phenology: flowering. 

Grace M. Kostel, 5509.  6/6/2005. 		RM 
_________________________________________________________________________

112.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 9 air mi SE of Ardmore, South Dakota and ca 1-1.5 air mi due S of South Dakota.  Elev. 3796 ft.
T35N R53W S21 N1/2.  42 59.57' N, 103 34.37' W; GPS Reading.  
In Nassellus viridula plant community on gentle rolling uplands of silt soil. Phenology: flowering. 

Grace M. Kostel, 5524.  6/6/2005. 		RM 
_________________________________________________________________________

113.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 18 air mi SE of Ardmore, South Dakota and at southeast corner of junction of Neb Hwy 71 and Forest Road 909.  Elev. 3866 ft.
T34N R53W S1 NE1/4; NE1/4 S1..  42 57.418' N, 103 30.333' W; GPS Reading.  
In rolling prairie uplands of silt soil. Phenology: flowering. 

Grace M. Kostel, 5553.  6/6/2005. 		RM 
_________________________________________________________________________

114.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 15 air mi SE of Ardmore, South Dakota.  Elev. 3857 ft.
T35N R52W S35 NE1/4.  42 58.35' N, 103 31.51' W; GPS Reading.  
At base and ridge top of eroded limestone banks in clay soils. Phenology: flowering. 

Grace M. Kostel, 5580.  6/6/2005. 		RM 
_________________________________________________________________________

115.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Nebraska, Dawes County: Oglala National Grassland and Vicinity: ca 12-12.5 air mi SE of Ardmore, South Dakota.  Elev. 3949 ft.
T34N R52W S5 E1/2.  42 57.052' N, 103 28.018' W; GPS Reading.  
In rock bed with silt and clay soils. Phenology: flowering. 

Grace M. Kostel, 5583.  6/6/2005. 		RM 
_________________________________________________________________________

116.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 3.5-4 air mi SW of Edgemont.  Elev. 3696 ft.
T9S R2E S24 SW1/4.  43 14.825' N, 103 50.225' W; GPS Reading.  
On mesa top uplands in a Hesperostipa comata plant community, an old abandoned county road bed surface and adjacent soils are gravel and sand. Phenology: flowering. 

Grace M. Kostel, 5702.  6/7/2005. 		RM 
_________________________________________________________________________

117.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 6 air mi due S of Edgemont, 1/4 mi due E of SD Hwy 471.  Elev. 3765 ft.
T10S R2E S1 NE1/4.  43 12.71' N, 103 49.398' W; GPS Reading.  
In Hesperostipa comata prairie upland. Phenology: flowering. 

Grace M. Kostel, 5715.  6/7/2005. 		RM 
_________________________________________________________________________

118.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 14.5-15 air mi SSE of Edgemont and ca 1.5 air mi due S of County Road 713.  Elev. 3656 ft.
T11S R3E S15 W1/2.  43 5.741' N, 103 45.287' W; GPS Reading.  
On bluff overlooking abandoned homestead, Nassellus viridula plant community on rolling uplands of stabilized vegetation, soils are gravel and silt/clay. Phenology: flowering. 

Grace M. Kostel, 5769.  6/7/2005. 		RM 
_________________________________________________________________________

119.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 14.5-15 air mi SSE of Edgemont and ca 1.5 air mi due S of County Road 713.  Elev. 3656 ft.
T11S R3E S15 W1/2.  43 5.741' N, 103 45.287' W; GPS Reading.  
On bluff overlooking abandoned homestead, Nassellus viridula plant community on rolling uplands of stabilized vegetation, soils are gravel and silt/clay. Phenology: flowering. 

Grace M. Kostel, 5773.  6/7/2005. 		RM 
_________________________________________________________________________

120.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Nebraska, Dawes County: Oglala National Grassland and Vicinity: ca 32-33 air mi NNW of Crawford on Board Gate Dam Reservoir on Forest Road 910.  Elev. 3747 ft.
T34N R52W S19 NW1/4.  42 54.611' N, 103 29.949' W; GPS Reading.  
Gently rolling prairie uplands in Nassellus viridula plant community, soils are loam and loamy clay near shores of reservoir. Phenology: flowering. 

Grace M. Kostel, 5797.  6/7/2005. 		RM 
_________________________________________________________________________

121.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 2 air mi SW of Cottonwood.  Elev. 2574 ft.
T1S R18E S14 NW1/4; also S15.  43 57.73' N, 101 56.39' W; GPS Reading.  
On grass covered butte, soils are gravel and silty loam. Phenology: flowering. 

Grace M. Kostel, 5989.  6/12/2005. 		RM 
_________________________________________________________________________

122.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 3 air mi SSW of Cottonwood.  Elev. 2554 ft.
T1S R18E S25 SW1/4.  43 55.398' N, 101 54.817' W; GPS Reading.  
On grass covered butte, soils are gravel and silty loam. Phenology: flowering. 

Grace M. Kostel, 6020.  6/12/2005. 		RM 
_________________________________________________________________________

123.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 5 air mi SSE fo Cottonwood.  Elev. 2550 ft.
T2S R19E S6 SE1/4.  43 53.763' N, 101 52.94' W; GPS Reading.  
On grass covered butte, soils are gravel and silty loam. Phenology: flowering & fruiting. 

Grace M. Kostel, 6040.  6/12/2005. 		RM 
_________________________________________________________________________

124.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 5-5.5 air mi SSE of Quinn, just W of County Road and 1 mi SSW of Street Hill.  Elev. 2623 ft.
T1S R17E S27 SE1/4.  43 55.442' N, 102 3.761' W; GPS Reading.  
In a floodplain of heavy wet clay soil. Phenology: flowering. 

Grace M. Kostel, 6056.  6/12/2005. 		RM 
_________________________________________________________________________

125.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: N of Whitewater Creek, ca 11-11.5 air mi SE of Wall and just W of County Road.  Elev. 2587 ft.
T2S R17E S10 N1/2.  43 53.34' N, 102 4.47' W; GPS Reading.  
On banks and slopes north of the creek, soils are silt to silty clay. Phenology: flowering & fruiting. 

Grace M. Kostel, 6090.  6/12/2005. 		RM 
_________________________________________________________________________

126.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 13 air mi SE of Wall and just E of County Road.  Elev. 2558 ft.
T2S R17E S23 W1/2.  43 51.37' N, 102 3.279' W; GPS Reading.  
On banks and side slopes of drainage having silt clay soil. Phenology: flowering & fruiting. 

Grace M. Kostel, 6112.  6/12/2005. 		RM 
_________________________________________________________________________

127.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 9 air mi SE of Wall.  Elev. 2660 ft.
T2S R16E S14 NE1/4.  43 52.596' N, 102 9.686' W; GPS Reading.  
In badlands ephemeral drainage on floodplain with deep, heavy, white clay soils. Phenology: flowering. 

Grace M. Kostel, 6140.  6/12/2005. 		RM 
_________________________________________________________________________

128.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 7 air mi SSE of Wall.  Elev. 2680 ft.
T2S R16E S3 South1/2.  43 53.686' N, 102 11.275' W; GPS Reading.  
In badlands ephemeral drainage on floodplain having deep, heavy, white clay soils. Phenology: flowering. 

Grace M. Kostel, 6166.  6/12/2005. 		RM 
_________________________________________________________________________

129.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 7 air mi SSE of Wall.  Elev. 2680 ft.
T2S R16E S3 South1/2.  43 53.686' N, 102 11.275' W; GPS Reading.  
In badlands ephemeral drainage on floodplain having deep, heavy, white clay soils. Phenology: flowering & fruiting. 

Grace M. Kostel, 6185.  6/12/2005. 		RM 
_________________________________________________________________________

130.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 6 air mi ESE of Cottonwood.  Elev. 2330 ft.
T1S R19E S13 E1/2.  43 57.59' N, 101 46.82' W; GPS Reading.  
On gently rolling prairie uplands in soil depressions that have "slumped" down slope, soils are silty loam. Phenology: flowering & fruiting. 

Grace M. Kostel, 6437.  6/16/2005. 		RM 
_________________________________________________________________________

131.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 6.5 air mi SE of Cottonwood.  Elev. 2390 ft.
T1S R19E S25 SE1/4.  43 56.017' N, 101 46.982' W; GPS Reading.  
In rolling prairie uplands in soil depressions that have "slumped" down slope. Phenology: flowering & fruiting. 

Grace M. Kostel, 6470.  6/16/2005. 		RM 
_________________________________________________________________________

132.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 9-9.5 air mi due E of Cottonwood.  Elev. 2525 ft.
T1S R20E S15 NW1/4.  43 57.81' N, 101 43.139' W; GPS Reading.  
On gently rolling prairie in soil depressions that have "slumped" down slope, soils are silty loam. Phenology: flowering & fruiting. 

Grace M. Kostel, 6504.  6/16/2005. 		RM 
_________________________________________________________________________

133.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 10 air mi ESE of Cottonwood.  Elev. 2490 ft.
T1S R20E S22 SE1/4.  43 56.31' N, 101 42.08' W; GPS Reading.  
On gently rolling prairie uplands, soils are gravel and silt loams. Phenology: flowering & fruiting. 

Grace M. Kostel, 6558.  6/17/2005. 		RM 
_________________________________________________________________________

134.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 10-10.5 air mi SE of Cottonwood.  Elev. 2550 ft.
T1S R20E S34 South1/2.  43 54.713' N, 101 42.753' W; GPS Reading.  
On gently rolling prairie uplands, soils are gravel and silt loams. Phenology: flowering & fruiting. 

Grace M. Kostel, 6591.  6/17/2005. 		RM 
_________________________________________________________________________

135.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 12 air mi SE of Cottonwood.  Elev. 2510 ft.
T1S R20E S25 SE1/4.  43 55.604' N, 101 39.87' W; GPS Reading.  
On gently rolling prairie uplands, soils are gravel and silt loams. Phenology: flowering & fruiting. 

Grace M. Kostel, 6624.  6/17/2005. 		RM 
_________________________________________________________________________

136.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 6 air mi SW of Kadoka.  Elev. 2327 ft.
T3S R21E S22 W1/2.  43 46.2' N, 101 35.87' W; GPS Reading.  
In rock and clay pan seep of heavy clay hardpan soil. Phenology: flowering & fruiting. 

Grace M. Kostel, 6666.  6/17/2005. 		RM 
_________________________________________________________________________

137.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity.  Elev. 2400 ft.
T3S R21E S1 SW1/4.  43 48.481' N, 101 33.593' W; GPS Reading.  
On a badlands clay shelf sloping into a deep-cut drainage, soils are heavy white clay. Phenology: flowering & fruiting. 

Grace M. Kostel, 6710.  6/17/2005. 		RM 
_________________________________________________________________________

138.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 3-3.5 air mi WSW of Kadoka.  Elev. 2400 ft.
T2S R21E S34 South1/2.  43 49.457' N, 101 35.641' W; GPS Reading.  
On a badlands outwash, soils are gravel and heavy clay. Phenology: flowering & fruiting. 

Grace M. Kostel, 6746.  6/17/2005. 		RM 
_________________________________________________________________________

139.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 6.5 air mi WSW of Kadoka and 1 air mi due E of Hughes Pass.  Elev. 2480 ft.
T3S R21E S4 SW1/4.  43 48.549' N, 101 37.113' W; GPS Reading.  
In a badlands outwash, soil is deep heavy white clay. Phenology: fruiting. 

Grace M. Kostel, 6771.  6/17/2005. 		RM 
_________________________________________________________________________

140.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 7.5 air mi SE of Farmingdale.  Elev. 3100 ft.
T2S R11E S16 SE1/4.  43 52.279' N, 102 48.244' W; GPS Reading.  
Rock ledges of bluffs, north aspect, overlooking deep drainage; soils are rock, gravel, and silt eroding into clay. Phenology: fruiting. 

Grace M. Kostel, 6795.  6/18/2005. 		RM 
_________________________________________________________________________

141.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 6 air mi SE of Farmingdale.  Elev. 3000 ft.
T2S R11E S9 N1/2.  43 53.949' N, 102 48.625' W; GPS Reading.  
Rock ledges of bluffs overlooking deep drainage, north aspect; soils are rock, gravel, and silt eroding into clay. Phenology: fruiting. 

Grace M. Kostel, 6848.  6/18/2005. 		RM 
_________________________________________________________________________

142.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Jackson County: Buffalo Gap National Grassland and Vicinity: ca 8.5-9 air mi SW of Kadoka.  Elev. 2372 ft.
T3S R20E S13 NW1/4; also S12.  43 47.541' N, 101 40.558' W; GPS Reading.  
On gently rolling prairie with silt loam soils having a deep clay pan base. Phenology: flowering & fruiting. 

Grace M. Kostel, 7070.  6/19/2005. 		RM 
_________________________________________________________________________

143.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 5 air mi SE of Wall.  Elev. 2720 ft.
T1S R16E S22 SE1/4.  43 56.338' N, 102 10.253' W; GPS Reading.  
Flat to rolling grass uplands draining into clay basin floodplains; soils are sand and silt on uplands to heavy clay in basin bottoms. Phenology: flowering & fruiting. 

Grace M. Kostel, 7155.  6/20/2005. 		RM 
_________________________________________________________________________

144.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 6.5 air mi SE of Wall.  Elev. 2670 ft.
T1S R16E S25 SE1/4.  43 55.421' N, 102 8.635' W; GPS Reading.  
Flat to rolling grass uplands draining into clay basin floodplains; soils are silt and sand on uplands and heavy clay in basin bottoms. Phenology: flowering & fruiting. 

Grace M. Kostel, 7179.  6/20/2005. 		RM 
_________________________________________________________________________

145.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 6 air mi SSE of Wall.  Elev. 2825 ft.
T2S R16E S5 NE1/4.  43 54.299' N, 102 13.427' W; GPS Reading.  
Flat to rolling grass uplands draining into clay basin floodplains; soils are silt and sand in uplands and heavy clay in basin bottoms. Phenology: flowering & fruiting. 

Grace M. Kostel, 7206.  6/20/2005. 		RM 
_________________________________________________________________________

146.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 9.5 air mi SE of Wall in Bloom Basin.  Elev. 2600 ft.
T2S R17E S8 N1/2.  43 53.379' N, 102 6.704' W; GPS Reading.  
Soils are deep heavy white clay. Phenology: flowering & fruiting. 

Grace M. Kostel, 7278.  6/21/2005. 		RM 
_________________________________________________________________________

147.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 12.5-13 air mi SE of Wall.  Elev. 2628 ft.
T2S R17E S30 South1/2.  43 50.301' N, 102 5.771' W; GPS Reading.  
In deep clay soils of badlands floodplain. Phenology: flowering & fruiting. 

Grace M. Kostel, 7295.  6/21/2005. 		RM 
_________________________________________________________________________

148.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 6.5 air mi SSE of Wall.  Elev. 2727 ft.
T2S R16E S3 W1/2.  43 54.091' N, 102 11.626' W; GPS Reading.  
On a rock covered mesa having a soil depression due to moisture at summit; soil is gravel and silt. Phenology: fruiting. 

Grace M. Kostel, 7347.  6/22/2005. 		RM 
_________________________________________________________________________

149.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 6 air mi SSE of Wall.  Elev. 2700 ft.
T2S R16E S34 SW1/4.  43 54.559' N, 102 11.78' W; GPS Reading.  
In typic badlands habitat; soils are deep heavy clay. Phenology: fruiting. 

Grace M. Kostel, 7407.  6/23/2005. 		RM 
_________________________________________________________________________

150.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 12 air mi SSE of Wall.  Elev. 2575 ft.
T3S R16E S4 E1/2.  43 48.75' N, 102 12.283' W; GPS Reading.  
In typic badlands habitat; soils are deep heavy clay. Phenology: fruiting. 

Grace M. Kostel, 7444.  6/23/2005. 		RM 
_________________________________________________________________________

151.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 12.5 air mi SSE of Wall.  Elev. 2575 ft.
T3S R16E S1 SW1/4.  43 47.809' N, 102 10.568' W; GPS Reading.  
In typic badlands habitat; soils are deep heavy white clay. Phenology: fruiting. 

Grace M. Kostel, 7459.  6/23/2005. 		RM 
_________________________________________________________________________

152.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 8.5 air mi SE of Oelrichs; Slim Butte Creek.  Elev. 3462 ft.
T11S R8E S23 N1/2.  43 5.101' N, 103 8.301' W; GPS Reading.  
On north aspect of slopes and banks; soils are loam to loamy clay. Phenology: fruiting. 

Grace M. Kostel, 7526.  6/24/2005. 		RM 
_________________________________________________________________________

153.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 12 air mi ESE of Oelrichs and ca 1.5 air mi due E of County Road 3.  Elev. 3285 ft.
T11S R9E S11 NW1/4.  43 6.824' N, 103 1.573' W; GPS Reading.  
In rolling prairie uplands of silt and silt loam. Phenology: fruiting. 

Grace M. Kostel, 7557.  6/24/2005. 		RM 
_________________________________________________________________________

154.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 15 air mi SE of Oelrichs and ca 1 air mi due E of County Road 3. Middle  Elev. 3390 ft.
T12S R9E S2; S2.  43 2.183' N, 103 1.237' W; GPS Reading.  
On rolling prairie uplands in soil of silt and loam. Phenology: fruiting. 

Grace M. Kostel, 7577.  6/24/2005. 		RM 
_________________________________________________________________________

155.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 13 air mi SE of Oelrichs immediately adjacent to Forest Road 7023.  Elev. 3505 ft.
T12S R9E S5 South1/2.  43 1.972' N, 103 4.925' W; GPS Reading.  
Rolling prairie uplands and hilltops; soils are gravel and silt loam. Phenology: fruiting. 

Grace M. Kostel, 7632.  6/24/2005. 		RM 
_________________________________________________________________________

156.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 13 air mi SSE of Oelrichs and ca 5 air mi due E of SD Hwy 385.  Elev. 3521 ft.
T12S R8E S14 SE1/4.  43 0.158' N, 103 8.045' W; GPS Reading.  
Rolling prairie uplands and hilltops; soils are gravel and silt loam. Phenology: fruiting. 

Grace M. Kostel, 7637.  6/24/2005. 		RM 
_________________________________________________________________________

157.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 11 air mi SSW of Oelrichs and ca 2 air mi due W of SD Hwy 385.  Elev. 3600 ft.
T12S R7E S11 W1/2.  43 4.242' N, 103 15.693' W; GPS Reading.  
Rolling prairie uplands; silt loam soils. Phenology: fruiting. 

Grace M. Kostel, 7655.  6/24/2005. 		RM 
_________________________________________________________________________

158.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 16.5 air mi ESE of Ardmore and 0.5 mi due E of County Road 20.  Elev. 3680 ft.
T12S R7E S18 South1/2.  43 0.258' N, 103 20.209' W; GPS Reading.  
Rolling prairie uplands; silt loam soils. Phenology: fruiting. 

Grace M. Kostel, 7672.  6/24/2005. 		RM 
_________________________________________________________________________

159.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Nebraska, Sioux County: Oglala National Grassland and Vicinity: ca 32 air mi NNW of Crawford and ca 1 air mi due W of Neb Hwy 71.  Elev. 3900 ft.
T34N R52W S17 South1/2.  42 55.055' N, 103 28.574' W; GPS Reading.  
Typic badlands habitat, area channeled by deep cut draws; soils are deep heavy clay. Phenology: fruiting. 

Grace M. Kostel, 7747.  6/25/2005. 		RM 
_________________________________________________________________________

160.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 5.5 air mi SE of Scenic in Big Hollow Creek.  Elev. 2750 ft.
T4S R13E S12 South1/2.  43 42.388' N, 102 30.422' W; GPS Reading.  
Soils are unstable, gravel and clay streambed. Phenology: fruiting. 

Grace M. Kostel, 7957.  6/29/2005. 		RM 
_________________________________________________________________________

161.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 3 1/2-3 3/4 air mi SSW of Scenic.  Elev. 2861 ft.
T3S R12E S31 SE1/4.  43 44.157' N, 102 34.005' W; GPS Reading.  
In deep-cut stream channel of badlands; soils are clay overlain by gravel. Phenology: fruiting. 

Grace M. Kostel, 8001.  6/29/2005. 		RM 
_________________________________________________________________________

162.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 3 1/2-3 3/4 air mi SSW of Scenic.  Elev. 2861 ft.
T3S R12E S31 SE1/4.  43 44.157' N, 102 34.005' W; GPS Reading.  
In deep-cut stream channel of badlands; soils are clay overlain by gravel. Phenology: fruiting. 

Grace M. Kostel, 8005.  6/29/2005. 		RM 
_________________________________________________________________________

163.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: Buffalo Gap National Grassland and Vicinity: ca 1 air mi ENE of Scenic.  Elev. 2780 ft.
T3S R13E S14 W1/2.  43 47.07' N, 102 31.987' W; GPS Reading.  
Deep channeled creek bed in badlands; soils are clay. Phenology: fruiting. 

Grace M. Kostel, 8049.  6/29/2005. 		RM 
_________________________________________________________________________

164.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., New Mexico, Roosevelt County: 5 mi NE of Portales.  Elev. 4000 ft.
In open sand. Phenology: flowering. 

G. J. Goodman, 1127.  6/14/1930. 		RM 164322
     with C. L. Hitchcock
_________________________________________________________________________

165.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Fall River County: Buffalo Gap National Grassland and Vicinity: ca 6 air mi WSW of Edgemont.  Elev. 3760 ft.
T9S R2E S1 South1/2.  43 17.717' N, 103 56.821' W; GPS Reading.  
In large reservoir with clay alkaline soils. Phenology: flowering & fruiting. 

Grace M. Kostel, 9368.  8/5/2005. 		RM 
_________________________________________________________________________

166.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Laramie County: 5 mi N of Pine Bluffs.  Elev. 5100 ft.
T15N R60W S21 and S22.  41.247 N, 104.0812 W; NAD 83, uncertainty 1 mi., Digital Map.  
Marly outcrops. Phenology: fruiting. 

C. L. Porter, 4833.  8/19/1948. 		RM 211124	Barcode: RM0249080
_________________________________________________________________________

167.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Goshen County: Near Lone Tree Canyon, ca 12 mi W of Hawk Springs.  Elev. 4400 ft.
T20N R63W S4.  41.7302 N, 104.4224 W; NAD 83, uncertainty 1 mi., Digital Map.  
Common on sandy hills, hot and dry. *4,400 ft may be incorrect* Phenology: flowering & fruiting. 

C. L. Porter, 7479.  6/26/1958. 		RM 255979	Barcode: RM0249096
     with Marjorie W. Porter
_________________________________________________________________________

168.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Campbell County: Near Spotted Horse.  Elev. 4000 ft.
T55N R75W S34.  44.7083 N, 105.8387 W; NAD 83, uncertainty 2 mi., Digital Map.  
Rolling grassland hills, dry sandy soil. Flowers lemon-yellow. Phenology: flowering & fruiting. 

C. L. Porter, 7579.  7/24/1958. 		RM 256112	Barcode: RM0249079
     with Marjorie W. Porter
_________________________________________________________________________

169.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Laramie County: 6 mi N of Carpenter.  Elev. 5400 ft.
T13N R62W S5 & S6.  41.1269 N, 104.3496 W; NAD 83, uncertainty 1 mi., Digital Map.  
Sandy clay soil, in grassland plains in ditches by road. Common. Phenology: flowering & fruiting. 

C. L. Porter, 7673.  8/19/1958. 		RM 256085	Barcode: RM0249097
     with Marjorie W. Porter
_________________________________________________________________________

170.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Custer County: Black Hills National Forest: W Pass Creek.  Elev. 4600-4800 ft.
T5S R2E S14.  43.6153 N, 103.8458 W; uncertainty 1 mi..  
5% east slope; silt loam soil; mixed prairie type; Bouteloua gracilis, Buchloe dactyloides, Andropogon scoparius association. Phenology: flowering. 

Charles P. Pase, 792.  8/28/1956. 		USFS 511152	Barcode: USFS0069669
_________________________________________________________________________

171.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Fall River County: Hot Springs, Hot Brook Creek.  Elev. 3470-3740 ft.
T7S R5E S10.  43.4519 N, 103.5093 W; uncertainty 2 mi..  
Streamside; elm, willow and hackberry association; mesophytic. Phenology: flowering. 

Herman E. Hayward, 1592.  6/28/1927. 		RM 111260	Barcode: RM0226341
_________________________________________________________________________

172.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Lawrence County: Black Hills: Black Hills National Forest: head of Spearfish Creek across from Clayton Draw, ca 12.5 air mi SW of Lead, SD.  Elev. 6100 ft.
T3N R2E S19 NE1/4.  44.2098 N, 103.9213 W; uncertainty 0.5 mi..  
Around spring in southeast-trending side drainage (inside Clayton Willow Exclosure). Phenology: vegetative only. 

Hollis Marriott, 12348.  9/13/2001. 		RM 698927
_________________________________________________________________________

173.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Pennington County: 2 mi W of Conata.  Elev. 2480 ft.
T4S R16E S5.  43.7212 N, 102.225 W; uncertainty 1 mi..  
Prairie dog town; abundant locally. Phenology: flowering. 

K. A. Fagerstone, 141.  6/4/1974. 		RM 604272	Barcode: RM0226342
_________________________________________________________________________

174.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Harding County: Custer National Forest: E of Jesse Elliot Ranger Station.  Elev. 3280 ft.
T17N R8E S32.  
North slope; sandy loam soil; grass 60%; Indian tobacco, blue grama, bluestem, etc association. Phenology: flowering. 

Robert L. Harris, 52.  6/23/1922. 		USFS 518623	Barcode: USFS0069593
_________________________________________________________________________

175.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Jackson County: Buffalo Gap Expt Area: near study pond B.  Elev. 2550 ft.
T2S R18E S6.  43.9062 N, 102.013 W; uncertainty 0.5 mi..  
1% slope; east exposure; clay soil; pasture; grassland type; Bogr, Buda, Carex, Stvi, Gusa, Eras, an dOppo association. Elev closer to 2545 f (+/-) (USGS 7.5') G. Bryson Phenology: flowering. 

Roger R. Kerbs, 30.  6/5/1967. 		USFS 511148
_________________________________________________________________________

176.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Harding County: Extreme northwest corner of county.  Elev. 2850-3300 ft.
T23N R1E S36.  
Steppe. Phenology: flowering. 

S. S. Visher, 242.  7/15/1910. 		RM 69867
_________________________________________________________________________

177.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, no county County: 
Phenology: flowering. 

T. A. Williams, 192.  8//1894. 		RM 70557
_________________________________________________________________________

178.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Custer County: Harney National Forest: below Williams Ranch in Cold Brook.  Elev. 4400 ft.
T6S R5E S7.  
South slope; clay loam. Phenology: flowering. 

W. F. Beals, 4.  7/18/1928. 		USFS 511150	Barcode: USFS0069592
_________________________________________________________________________

179.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Colorado, Yuma County: 3 road mi S of Arikaree River, along County RD FF, 4.5 air mi N of Idalia.  Elev. 1200 m.
T3S R44W  S28.  
Dry west-facing slope with Schizachyrium scoparium. Phenology: fruiting. 

Betsy E. Neely, 5124.  6/1/1988. 		RM 540758
_________________________________________________________________________

180.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Colorado, Weld County: Crow Creek.
Phenology: fruiting. 

Earl L. Johnston, 1376.  7/10/1928. 		RM 123159
_________________________________________________________________________

181.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Colorado, Weld County: Grover, CO:  Crow Creek.
Bottom of creek. Phenology: fruiting. 

Earl L. Johnston, 1168.  8/4/1927. 		RM 117403
_________________________________________________________________________

182.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Colorado, Weld County: Pawnee Buttes.
Phenology: fruiting. 

G. S. Dodds, 2096.  7/1/1906. 		RM 56857
_________________________________________________________________________

183.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Colorado, Larimer County: Livermore.
Phenology: fruiting. 

George E. Osterhout, 1052.  7/18/1896. 		RM 164366
_________________________________________________________________________

184.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Colorado, Yuma County: Wray.
Phenology: fruiting. 

George E. Osterhout, 4007.  7/15/1909. 		RM 164365
_________________________________________________________________________

185.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Colorado, Sedwick County: Julesburg.
Phenology: fruiting. 

George E. Osterhout, 4821.  8/28/1912. 		RM 164368
_________________________________________________________________________

186.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Colorado, Sedgwick County: Julesburg.
Phenology: fruiting. 

George E. Osterhout, 4908.  6/11/1913. 		RM 312657
_________________________________________________________________________

187.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Colorado, Yuma County: Wray.
Phenology: fruiting. 

George E. Osterhout, 5258.  6/23/1915. 		RM 164370
_________________________________________________________________________

188.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Colorado, Yuma County: Wray.
Phenology: fruiting. 

George E. Osterhout, 5258.  6/23/1915. 		RM 84351
_________________________________________________________________________

189.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Colorado, Larimer County: Livermore.
Phenology: fruiting. 

George E. Osterhout, 7385.  7//1898. 		RM 164363
_________________________________________________________________________

190.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Colorado, Larimer County: Dale Creek.
Phenology: fruiting. 

George E. Osterhout, s.n..  7/20/1898. 		RM 12302
_________________________________________________________________________

191.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Colorado, Larimer County: Livermore.
Phenology: fruiting. 

George E. Osterhout, s.n..  7//1898. 		RM 312012
_________________________________________________________________________

192.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Colorado, Weld County: Windsor.
Phenology: fruiting. 

George E. Osterhout, s.n..  6/19/1913. 		RM 312055
_________________________________________________________________________

193.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Colorado, Weld County:   Elev. 5400 ft.
T10N R66W S2.  
Sandy soil. Phenology: fruiting. 

Leon C. Snyder, S-103.  6/18/1938. 		USFS 511146
_________________________________________________________________________

194.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Colorado, Yuma County: N of Wray.  Elev. 3600 ft.
Sandy hills. Phenology: fruiting. 

Marion Ownbey, 773.  6/29/1935. 		RM 143499
_________________________________________________________________________

195.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Colorado, Otero County: Comanche National Grassland.  Elev. 4700 ft.
T26S R56W S13.  37.78227 N, 103.6296 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Patchy in grassland on 0-5% clay, loam slope with Bouteloua gracilis and Hilaria jamsii. Phenology: flowering. 

Ralph K. Gierisch, 2937.  5/28/1964. 		USFS 511153
_________________________________________________________________________

196.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Colorado, Cheyenne County: 1 mi N of Whitehorse.  Elev. 1390 m.
Prairie. Phenology: flowering & fruiting. 

William A. Weber, 18138.  5/31/1991. 		RM 580523
     with R. C. Wittmann
_________________________________________________________________________

197.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Platte County: Laramie Range: ca 6 road mi from Glendo on County Road 614.  Elev. 4500-5000 ft.
T29N R69W S34 NE1/4 of NE1/4.  42.4426 N, 105.1179 W.  
Along roadside and in canyons. Phenology: flowering & fruiting. 

B. A. Packer, 3690.  6/30/1998. 		RM 679568	Barcode: RM0248226
     with T. McGowan & T. Freeman
_________________________________________________________________________

198.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: 16 air mi N of Torrington on Wyo Hwy 159.  Elev. 4800 ft.
T27N R61W S22 SW1/4.  42.2959 N, 104.1777 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
In sandy upland grassland with Gaura, Psoralea, Townsendia, Cryptantha, and Astragalus. Common. Phenology: flowering & fruiting. 

B. E. Nelson, 1780.  6/21/1978. 		RM 317688	Barcode: RM0248212
     with Paul Ehrmann
_________________________________________________________________________

199.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Crook County: Black Hills: North Redwater Creek, ca 6.5 air mi WNW of Beulah.  Elev. 3900 ft.
T53N R61W S17 W1/2.  44.5822 N, 104.20222 W; uncertainty 1 mi..  
Roadcut in grassland. 

Hollis Marriott, 4422.  7/12/1983. 		RM 
_________________________________________________________________________

200.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Converse County: Powder River Basin: ca 15 air mi NE of Bill.  Elev. 4500 ft.
T40N R69W S26.  43.4164 N, 105.1047 W; uncertainty 1 mi..  
Eroded plains, gully and wash; plains, wash. Phenology: flowering & fruiting. 

Keith H. Dueholm, 2269.  6/20/1978. 		RM 327315	Barcode: RM0249089
     with Ronald L. Hartman and Mary Alice Sanguinetti.
_________________________________________________________________________

201.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 9 air mi NNE of Soda Wells.  Elev. 3800 ft.
T55N R70W S2.  44.77917 N, 105.2383 W; uncertainty 1 mi..  
Eroded plains, small draw; plains. Phenology: flowering & fruiting. 

Keith H. Dueholm, 2463.  6/22/1978. 		RM 327317	Barcode: RM0249111
     with Ronald L. Hartman and Mary Alice Sanguinetti.
_________________________________________________________________________

202.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 10 air mi NE of Soda Wells.  Elev. 3900 ft.
T55N R69W S5; also S7 and S8.  44.77889 N, 105.17694 W; uncertainty 2 mi..  
Waste area near road, rocky slopes of buttes, ponderosa pine woodlands, shaded ravines, sagebrush plains; slope. Phenology: flowering & fruiting. 

Keith H. Dueholm, 2534.  6/22/1978. 		RM 327305	Barcode: RM0249081
     with Ronald L. Hartman and Mary Alice Sanguinetti.
_________________________________________________________________________

203.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: along Eightyfive Divide; ca 7 air mi S of Montana, 5 mi E of Hwy 59.  Elev. 3600 ft.
T57N R70W S28 SE1/4.  44.9022 N, 105.28 W; uncertainty 0.5 mi..  
Rolling plains and sandstone outcrops; open slope. Phenology: flowering & fruiting. 

Keith H. Dueholm, 2652.  6/24/1978. 		RM 327320	Barcode: RM0249114
     with Ronald L. Hartman and Mary Alice Sanguinetti.
_________________________________________________________________________

204.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 10.5 air mi NW of Rockypoint.  Elev. 3500 ft.
T58N R70W S32; also S33.  44.97556 N, 105.3 W; uncertainty 2 mi..  
Eroded plain, sandstone outcrops; eroded plain. Phenology: flowering & fruiting. 

Keith H. Dueholm, 3040.  6/26/1978. 		RM 327304	Barcode: RM0249116
_________________________________________________________________________

205.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Converse County: Powder River Basin: head of Grays Draw.  Elev. 5100 ft.
T40N R73W S23; also S26.  43.4269 N, 105.585 W; uncertainty 2 mi..  
Plains, sandstone outcrops, and hard sand along pipeline route; head of draw, plains. Phenology: flowering & fruiting. 

Keith H. Dueholm, 3313.  7/5/1978. 		RM 327322	Barcode: RM0249118
     with Mary Alice Sanguinetti
_________________________________________________________________________

206.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 16 air mi N of Gillette.  Elev. 4100 ft.
T53N R72W S30; also T53N R73W S25.  44.5447 N, 105.565 W; uncertainty 2 mi..  
Roadside, plains, ridge; plains. Phenology: flowering & fruiting. 

Keith H. Dueholm, 3433.  7/6/1978. 		RM 327321	Barcode: RM0249117
     with Mary Alice Sanguinetti
_________________________________________________________________________

207.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 10 road mi NNW of Gillette.  Elev. 4300 ft.
T52N R73W S36.  44.44167 N, 105.5825 W; uncertainty 1 mi..  
Rolling plains, sandstone uplift, outcrops, sandy ravines, highway right-of-way; sandy draw. Phenology: flowering & fruiting. 

Keith H. Dueholm, 3710.  7/9/1978. 		RM 327313	Barcode: RM0249087
     with Mary Alice Sanguinetti
_________________________________________________________________________

208.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 12 air mi NNE of Recluse.  Elev. 3900 ft.
T57N R73W S20.  44.90861 N, 105.6642 W; uncertainty 1 mi..  
Sagebrush plains, shallow draw, eroded slope, gravel roadside; slope. Phenology: flowering & fruiting. 

Keith H. Dueholm, 3886.  7/10/1978. 		RM 327314	Barcode: RM0249088
     with Mary Alice Sanguinetti
_________________________________________________________________________

209.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 8 air mi NW of Pine Tree.  Elev. 5200 ft.
T43N R76W S36.  43.6564 N, 105.9372 W; uncertainty 1 mi..  
Dissected plains, eroded slopes of draw; plains. Phenology: flowering & fruiting. 

Keith H. Dueholm, 4241.  7/14/1978. 		RM 327311	Barcode: RM0249086
     with Mary Alice Sanguinetti
_________________________________________________________________________

210.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: ca 4 air mi ENE of Adonis.  Elev. 4100 ft.
T52N R69W S5; also T53N R69W S32 and S33.  44.5186 N, 105.1825 W; uncertainty 2 mi..  
Sagebrush plains, ponderosa pine slopes, ravines, eroded slopes, creek bottom; slopes. Phenology: flowering & fruiting. 

Keith H. Dueholm, 4635.  7/23/1978. 		RM 327309	Barcode: RM0249084
_________________________________________________________________________

211.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: Pistol Point; ca 2 air mi N of North Pumpkin Butte.  Elev. 5239 ft.
T45N R76W S26.  43.8406 N, 105.95861 W; uncertainty 1 mi..  
Rolling plains, eroded, sandy slopes, sandstone outcrops, small peak; plains. Phenology: flowering & fruiting. 

Keith H. Dueholm, 5247.  7/29/1978. 		RM 327316	Barcode: RM0249110
_________________________________________________________________________

212.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Sheridan County: Powder River Basin: ca 3 mi N of Leiter.  Elev. 4200 ft.
T55N R78W S9.  44.75389 N, 106.2553 W; uncertainty 1 mi..  
Dry plains, slopes; slopes. Phenology: flowering & fruiting. 

Keith H. Dueholm, 5926.  8/11/1978. 		RM 327306	Barcode: RM0249082
_________________________________________________________________________

213.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Sheridan County: Powder River Basin: ca 13.5 air mi NW of Clearmont.  Elev. 4400 ft.
T55N R81W S2; also T56N R81W S35.  44.769 N, 106.57611 W; uncertainty 2 mi..  
Plains, rocky slopes, draw with standing water, creek and meadows; slopes. Phenology: flowering & fruiting. 

Keith H. Dueholm, 5980.  8/11/1978. 		RM 327307	Barcode: RM0249083
_________________________________________________________________________

214.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: Eighty-five Divide, ca 11 air mi W of Rockypoint.  Elev. 3600 ft.
T57N R70W S18; also S19.  44.9314 N, 105.32083 W; uncertainty 2 mi..  
Hills with sandstone outcrops. 

Ronald L. Hartman, 7151.  6/24/1978. 		RM 
     with Keith Dueholm and Mary Alice Sanguinetti
_________________________________________________________________________

215.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Johnson County: Powder River Basin: ca 4 air mi N of I-90 at the Powder River crossing.  Elev. 4400 ft.
T50N R77W S29; also S32.  44.2767 N, 106.14667 W; uncertainty 2 mi..  
Low hills and drainage. Phenology: flowering & fruiting. 

Ronald L. Hartman, 7430.  6/26/1978. 		RM 327312	Barcode: RM0249090
     with Mary Alice Sanguinetti
_________________________________________________________________________

216.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Johnson County: Powder River Basin: ca 4 air mi N of I-90 at the Powder River crossing.  Elev. 4400 ft.
T50N R77W S29; also S32.  44.2767 N, 106.14667 W; uncertainty 2 mi..  
Low hills and drainage. Phenology: flowering & fruiting. 

Ronald L. Hartman, 7450.  6/26/1978. 		RM 327318	Barcode: RM0249112
     with Mary Alice Sanguinetti
_________________________________________________________________________

217.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Goshen Hole Rim: northwest end of Bear Mountain, ca 7 air mi SSW of Hawk Springs; ca 27 air mi SSW of Torrington.  Elev. 5000-5240 ft.
T20N R62W S21.  41.692 N, 104.3139 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Steep, sandy north slopes below sandstone cliffs with outcrops and blocks. Phenology: flowering & fruiting. 

B. E. Nelson, 25759.  6/14/1993. 		RM 603670	Barcode: RM0249098
_________________________________________________________________________

218.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Goshen Hole: ca 0.5-1 mi W of Hawk Springs Reservoir on County Road 186, ca 5.7 air mi NW of La Grange; ca 25 air mi S of Torrington.  Elev. 4430-4450 ft.
T20N R61W S17 N1/2.  41.7093 N, 104.2188 W; NAD 83, uncertainty 700 ft., Nat. Geog. TOPO!.  
Mixed grass upland dominated by Bouteloua. Phenology: flowering & fruiting. 

B. E. Nelson, 27186.  7/19/1993. 		RM 603671	Barcode: RM0249099
_________________________________________________________________________

219.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Hartville Uplift: along Wyo Hwy 270 between the cemetary and Quarry Road, ca 1.2 air mi ENE of Guernsey.  Elev. 4400 ft.
T27N R66W S36 NE1/4.  42.2703 N, 104.7239 W.  
Highway right-of-way and adjacent mixed grass plains. Phenology: fruiting. 

B. E. Nelson, 27563.  7/26/1993. 		RM 603672	Barcode: RM0249100
_________________________________________________________________________

220.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along Bill Hall or County Road 63, ca 8 air mi NE of Douglas; ca 8.5 air mi NW of Shawnee.  Elev. 5230-5290 ft.
T33N R70W S22 N1/4.  42.8172 N, 105.2444 W.  
Siltstone knoll and road cut. Phenology: flowering & fruiting. 

B. E. Nelson, 28819.  8/22/1993. 		RM 603673	Barcode: RM0249101
_________________________________________________________________________

221.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Laramie County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: between County Road 215 and Union Pacific Railroad tracks, ca 2.3 air mi W of Hillsdale; ca 15.3 air mi NE of Cheyenne.  Elev. 5550-5660 ft.
T17N R64W S14; NE1/4 S3.  41.4429 N, 104.5055 W.  
Slopes near sandy shale outcrops and ledges. Phenology: flowering & fruiting. 

B. E. Nelson, 31530.  6/15/1994. 		RM 
_________________________________________________________________________

222.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Laramie County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: between Sprager and Middle creeks along County Road 139 ca 19 air mi NNW of Burns; ca 26.3 air mi NE of Cheyenne.  Elev. 5550-5660 ft.
T17N R64W S14 South1/2.  41.438 N, 104.5094 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Slopes near sandy shale outcrops and ledges. Phenology: flowering & fruiting. 

B. E. Nelson, 31530.  6/15/1994. 		RM 664663	Barcode: RM0248225
_________________________________________________________________________

223.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: S of the head of Hefflen Draw, ca 1.5 air mi ENE of the eastern three Buttes, ca 6.5 air mi SSE of Lingle; ca 7.3 air mi WSW of Torrington.  Elev. 4470-4520 ft.
T24N R62W S21 N1/4.  42.0438 N, 104.3146 W; NAD 83, uncertainty 0.5 mi., Nat. Geog. TOPO!.  
Shallow draws and open areas in mixed grass plains. Phenology: flowering & fruiting. 

B. E. Nelson, 31647.  6/16/1994. 		RM 664662	Barcode: RM0248224
_________________________________________________________________________

224.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: along Cow Creek and the north end of Cow Creek Buttes, ca 15 air mi ENE of Bill; ca 43 air mi NE of Douglas.  Elev. 4540-4700 ft.
T39N R68W S36; W1/2 S14.  43.3126 N, 104.9708 W.  
Badlands of interspersed clays, shales, sandstones, coal beds, and mudstones with flat areas of grassland or sagebrush grassland. Phenology: flowering & fruiting. 

B. E. Nelson, 31843.  6/21/1994. 		RM 664661	Barcode: RM0248223
_________________________________________________________________________

225.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: Fort Laramie National Historic Site: along the Oregon Trail between the Laramie and North Platte rivers, ca 3 air mi W of Fort Laramie (town); ca 23 air mi NW of Torrington.  Elev. 4360-4440 ft.
T26N R64W S17 SW1/4.  42.223 N, 104.571 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Sandy rolling sand sage grassland. Phenology: flowering & fruiting. 

B. E. Nelson, 32086.  6/23/1994. 		RM 664660	Barcode: RM0248222
     with David Reilly
_________________________________________________________________________

226.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: just off the southwest corner of Harmony Heights between Deer and Cherry creeks ca 8.5 air mi SW of Fort Laramie; ca 21.3 air mi W of Torrington.  Elev. 4740-4860 ft.
T25N R64W S30 SW1/4.  42.1079 N, 104.5893 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Rough breaks of sandy slopes, outcrops and draws with juniper, mountain mahogany and some ponderosa pine. Phenology: flowering & fruiting. 

B. E. Nelson, 32135.  6/23/1994. 		RM 664659	Barcode: RM0248221
_________________________________________________________________________

227.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Hartville Uplift: along Cottonwood or County Road 42 ca 1.5 air mi S of Cottonwood Creek, ca 9 air mi W of Guernsey; ca 15 air mi N of Wheatland.  Elev. 4600-4680 ft.
T27N R67W S28 SW1/4.  42.2841 N, 104.9017 W.  
Mixed grass grassland with sand-, clay-, and siltstone outcrops. Phenology: flowering & fruiting. 

B. E. Nelson, 32332.  6/29/1994. 		RM 664658	Barcode: RM0248220
_________________________________________________________________________

228.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Laramie County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along I-25 ca 1 1/4air mi S of Little Bear or Exit 39, ca 27 air mi N of Cheyenne.  Elev. 5940-6020 ft.
T18N R67W S16 SW1/4.  41.5269 N, 104.8968 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Sandy rolling grassland with sandstone ridges and knolls. Phenology: fruiting. 

B. E. Nelson, 32511.  7/8/1994. 		RM 664657	Barcode: RM0248219
_________________________________________________________________________

229.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Hartville Uplift: along a draw leading into Rawhide Creek ca 1 mi W of Middle Rawhide Butte, ca 11 air mi NW of Jay Em; ca 38.5 air mi NW of Torrington.  Elev. 5050-5160 ft.
T30N R64W S15 SE1/4.  42.5699 N, 104.5224 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Sandy flats with grasses, forbs, and patches of Artemisia cana. Phenology: flowering & fruiting. 

B. E. Nelson, 32636.  7/11/1994. 		RM 664656	Barcode: RM0248218
_________________________________________________________________________

230.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Goshen County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: along County Road 32, ca 1.25 air mi W of County Road 27, ca 16.8 air mi N of Torrington; ca 14 air mi SE of Jay Em.  Elev. 4770-4860 ft.
T27N R61W S16 SE1/4.  42.3094 N, 104.1918 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Rolling sandy plains dominated by blue gramma. Phenology: flowering & fruiting. 

B. E. Nelson, 33265.  7/29/1994. 		RM 664655	Barcode: RM0248217
_________________________________________________________________________

231.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: Wyo Hwy 34, ca 4 air mi E of Albany County.  Elev. 5260 ft.
T22N R70W S11 E1/2.  41.895 N, 105.2133 W; uncertainty 1 mi..  
Sandy plains with short-grass prairie. Phenology: flowering & fruiting. 

Ronald L. Hartman, 39763.  7/4/1993. 		RM 603678	Barcode: RM0249106
_________________________________________________________________________

232.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: Wyo Hwy 34 and I-25 interchange, ca 7 mi S of Wheatland.  Elev. 4900 ft.
T23N R68W S13 E1/2.  41.9675 N, 104.9517 W.  
Sandy slopes and stream bottom. Phenology: flowering & fruiting. 

Ronald L. Hartman, 40840.  7/11/1993. 		RM 603679	Barcode: RM0249107
_________________________________________________________________________

233.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Platte County: Southern Powder River Basin/Southeastern Plains: Southeastern Plains: ca 4 air mi WNW of Chugwater.  Elev. 5600 ft.
T21N R67W S21 SE1/4; and also SW1/4 S22, NW1/4 S27; also NE1/4 S28.  41.7783 N, 104.8933 W.  
Sandy plains and road cuts. Phenology: flowering & fruiting. 

Ronald L. Hartman, 40900.  7/11/1993. 		RM 603680	Barcode: RM0249108
_________________________________________________________________________

234.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Crook County: Black Hills: North Redwater Creek, ca 6.5 air mi WNW of Beulah.  Elev. 3900 ft.
T53N R61W S17 W1/2.  44.5822 N, 104.20222 W; uncertainty 1 mi..  
Roadcut in grassland. Phenology: flowering & fruiting. 

Hollis Marriott, 4422.  7/12/1983. 		RM 378887	Barcode: RM0249120
_________________________________________________________________________

235.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Crook County: Black Hills: Sand Creek, ca .5 air mi S of Beulah.  Elev. 3700 ft.
T53N R60W S31; also S32.  44.5392 N, 104.0989 W; uncertainty 2 mi..  
Grassland on rocky soil. Phenology: fruiting. 

Hollis Marriott, 7152.  6/23/1984. 		RM 378886	Barcode: RM0249119
_________________________________________________________________________

236.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Weston County: Powder River Basin: ca 10 air mi SSW of Upton.  Elev. 4500 ft.
T46N R66W S14.  43.9661 N, 104.74833 W; uncertainty 1 mi..  
Highway right-of-way, sandy plains; plains. Phenology: flowering & fruiting. 

Keith H. Dueholm, 4836.  7/24/1978. 		RM 327308	Barcode: RM0249091
_________________________________________________________________________

237.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Crook County: Black Hills: Devils Tower National Monument: trail E from Joyner Ridge parking lot.  Elev. 3900-4100 ft.
T53N R65W S7.  44.59306 N, 104.71 W; uncertainty 1 mi..  
Grassy ridge, sandstone outcrops and Ponderosa pine understory. Phenology: fruiting. 

Ronald L. Hartman, 13690.  7/18/1981. 		RM 378885	Barcode: RM0249121
     with Hollis Marriot and Gael Fonken
_________________________________________________________________________

238.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Crook County: Black Hills: ca 3 air mi NNE of Beulah.  Elev. 3500 ft.
T53N R60W S16; also S17.  44.58306 N, 104.0578 W; uncertainty 2 mi..  
Prairie and breaks with dry stream; prairie. Phenology: fruiting. 

Ronald L. Hartman, 16396.  7/16/1983. 		RM 378884	Barcode: RM0249122
_________________________________________________________________________

239.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Weston County: Inyan Kara Divide.
Phenology: fruiting. 

B. C. Buffum, s.n..  8/29/1892. 		RM 148	Barcode: RM0248216
_________________________________________________________________________

240.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Crook County: 10 mi N of Devils Tower. Ewing.
Phenology: flowering & fruiting. 

Stanton Seig, 8.  //1925. 		RM 104208	Barcode: RM0249109
_________________________________________________________________________

241.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: in and around Anderson Reservoir in Stafford Draw along Forest Road 47032, ca 3.5 air mi S of Home Creek School on U.S. Hwy 212, ca 16 air mi ESE of Ashland.  Elev. 3470-3540 ft.
T4S R46E S1.  45.5138 N, 106.0024 W; NAD 83, , GPS reading.  
Grassland with partially burned, open ponderosa pine forest. Phenology: flowering & fruiting. 

Hans Hallman, 898.  6/20/2009. 		USFS 884668	Barcode: USFS0049503
_________________________________________________________________________

242.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: along Beaver Creek Road or Forest Road 4133 at and around Road Creek Reservoir, ca 2 air mi NW of Holiday Campground and ca 14.5 air mi ENE of Ashland.  Elev. 3600-3640 ft.
T2S R46E S13 SW1/4.  45.6532 N, 105.9977 W; NAD 83, , GPS reading.  
In and around drainage and reservoir, dominated by sedges and grasses. Phenology: flowering & fruiting. 

Hans Hallman, 1560.  7/4/2009. 		USFS 884667	Barcode: USFS0049502
_________________________________________________________________________

243.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., South Dakota, Harding County: Custer National Forest: Slim Buttes: just SW of Summit Pass on SD Hwy 79, ca 23.5 air mi SE of Buffalo.  Elev. 3300-3400 ft.
T16N R8E S8 N1/2.  45.369 N, 103.1689 W; NAD 83, , GPS reading.  
Rolling hills dominated by Melilotus and grasses with interspersed badlands. Phenology: fruiting. 

Hans Hallman, 2442.  7/17/2009. 		USFS 888571	Barcode: USFS0030810
_________________________________________________________________________

244.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Montana, Powder River County: Ca 0.5 air mi E of Mont Hwy 484 or Otter Creek Road, ca 6.5 air mi N of Fort Howes and ca 15 air mi SSE of Ashland.  Elev. 3240-3290 ft.
T5S R45E S22 NE1/4.  45.3935 N, 106.162 W; NAD 83, , GPS reading.  
Grass-dominated grazing land. Phenology: fruiting. 

Hans Hallman, 2690.  7/22/2009. 		RM 
_________________________________________________________________________

245.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: just N of Forest Road 4410, ca 2 air mi E of Yager Butte, ca 17 air mi ESE of Ashland.  Elev. 3800-3880 ft.
T4S R47E S19 S1/4; also S30 N1/2.  45.4612 N, 105.9809 W; NAD 83, , GPS reading.  
Open ponderosa pine forest with grass and sagebrush-dominated understory and scattered rock outcrops. Phenology: flowering & fruiting. 

Hans Hallman, 5716.  7/4/2010. 		USFS 888570	Barcode: USFS0030809
_________________________________________________________________________

246.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: in the vicinity of Griffin Pass, E of Forest Road 4431, ca 21.5 air mi ENE of Ashland.  Elev. 3740-3800 ft.
T2S R48E S20 NW1/4; also S17 SW1/4.  45.6526 N, 105.8345 W; NAD 83, , GPS reading.  
Ponderosa pine woodland with grass-dominated understory. Phenology: flowering & fruiting. 

Hans Hallman, 6110.  7/12/2010. 		USFS 888569	Barcode: USFS0030797
_________________________________________________________________________

247.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Montana, Carter County: Just S of Powderville Road, ca 2.5 air mi E of Powder River County, ca 20 air mi WSW of Ekalaka.  Elev. 3110-3220 ft.
T1S R55E S9.  45.7694 N, 104.9256 W; NAD 83, , GPS reading.  
Badlands. Phenology: flowering & fruiting. 

Hans Hallman, 6736.  7/25/2010. 		RM 888568	Barcode: USFS0030796
_________________________________________________________________________

248.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Montana, Valley County: Larb Hills (North): W of South Bench Road, Tank Coulee and ridge above it, ca 4 air mi ENE of Ashford Spring, ca 2 air mi SSW of Hinsdale; 25 air mi NW of Glasgow.  Elev. 2440-2640 ft.
T30N R36E S7 SW1/4.  48.3648 N, 107.1019 W; NAD 83, GPS reading.  
Sagebrush-grasslands on loamy to sandy soil. Phenology: flowering & fruiting. 

Joseph L. M. Charboneau, 888.  7/1/2010. 		RM 
_________________________________________________________________________

249.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Montana, Valley County: Charles M. Russell National Wildlife Refuge: Carpenter Coulee, S of Harper Ridge Road, ca 9 air mi SSW of Halfpint Reservoir, ca 41.5 air mi SW of Glasgow.  Elev. 2580-2770 ft.
T23N R35E S24 NE1/4; also S13 SE1/4.  47.7474 N, 107.1677 W; NAD 83, GPS reading.  
Sagebrush-grasslands on loamy to clay soil. Phenology: flowering & fruiting. 

Joseph L. M. Charboneau, 3273.  8/12/2010. 		RM 
_________________________________________________________________________

250.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., North Dakota, Cass County: Kindred.
Sandhills. Phenology: flowering & fruiting. 

Wilhelm G. Solheim, 231.  7/4/1929. 		RM 117246
_________________________________________________________________________

251.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., North Dakota, Ward County: Des Lacs National Wildlife Refuge; 1.5 mi NW of Kenmare, near dam 2.
East-facing grassy slope. Phenology: flowering & fruiting. 

Neil Hotchkiss, 6792.  7/13/1942. 		RM 604273
_________________________________________________________________________

252.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., North Dakota, Ransom County: McLeod.
Sandy ridge. Phenology: flowering & fruiting. 

W. B. Bell, 230.  7/12/1909. 		RM 154454
_________________________________________________________________________

253.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., North Dakota, no county County: Kinred.
Sand hills. Phenology: flowering & fruiting. 

Wilhelm G. Solheim, 231.  7/4/1929. 		RM 133765
     with O. A. Stevens
_________________________________________________________________________

254.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., North Dakota, Barnes County: Valley City.
Phenology: flowering & fruiting. 

L. L. Perrine, s.n..  7/15/1897. 		RM 24718
_________________________________________________________________________

255.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Nebraska, no county County: Nebraska National Forest.
Phenology: flowering. 

Theodore Krueger, 104.  6/4/1914. 		USFS 511149
_________________________________________________________________________

256.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Nebraska, Sheridan County: 9 mi E of Gordon.  Elev. 4000 ft.
Sand hills; slightly clayey outcrops. Phenology: flowering & fruiting. 

C. L. Porter, 6461.  6/17/1954. 		RM 241853
_________________________________________________________________________

257.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Nebraska: Vicinity of Scotts Bluff.
Phenology: flowering & fruiting. 

George E. Osterhout, 7203.  6/18/1920. 		RM 164364
_________________________________________________________________________

258.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Nebraska: Minden.
Phenology: flowering & fruiting. 

Harry Hapeman, s.n..  6/18/1930. 		RM 243999
_________________________________________________________________________

259.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Montana, Valley County: Larb Hills (North): S of Beaver Creek, ca 4.5 air mi NNW of Ashford Spring, ca 6.5 air mi WNW of Hinsdale; ca 31.5 air mi NW of Glasgow.  Elev. 2210-2370 ft.
T31N R35E S30 SE1/4.  48.4098 N, 107.2226 W; NAD 83, GPS reading.  
Big sagebrush-grasslands on loamy rolling hills. Phenology: flowering & fruiting. 

Joseph L. M. Charboneau, 6254a.  6/30/2011. 		RM 
_________________________________________________________________________

260.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Montana, Phillips County: N of Cottonwood Creek, ca 9.5 air mi WNW of Fanny Hill, ca 27 air mi WSW of Whitewater; ca 27 air mi NNW of Malta.  Elev. 2500-2600 ft.
T33N R29E S17 SW1/4.  48.6137 N, 107.9658 W; NAD 83, GPS reading.  
Sandy to loamy hillsides and hilltops. Phenology: flowering & fruiting. 

Joseph L. M. Charboneau, 6721.  7/5/2011. 		RM 
_________________________________________________________________________

261.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Montana, Phillips County: Sand Hills: ca 3.5 air mi SSE of Silver Peak, ca 5.5 air mi SSW of Zortman; ca 49 air mi SW of Malta.  Elev. 3320-3440 ft.
T24N R25E S7 SE1/4; also S8 SW1/4.  47.8436 N, 108.5657 W; NAD 83, GPS reading.  
Sandstone ridge with occasional ponderosa pine, juniper, and big sagebrush. Phenology: flowering & fruiting. 

Joseph L. M. Charboneau, 7990.  7/19/2011. 		RM 
_________________________________________________________________________

262.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Montana, Powder River County: Custer National Forest: Ashland Ranger District: along Beaver Creek Road or Forest Road 4133 at and around Road Creek Reservoir, ca 2 air mi NW of Holiday Campground and ca 14.5 air mi ENE of Ashland.  Elev. 3600-3640 ft.
T2S R46E S13 SW1/4.  45.6532 N, 105.9977 W; NAD 83, , GPS reading.  
In and around drainage and reservoir, dominated by sedges and grasses. Phenology: flowering & fruiting. 

Hans Hallman, 1560.  7/4/2009. 		 	Barcode: USFS0050245
_________________________________________________________________________

263.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Platte County: Ca 6 mi NW of Wheatland.  Elev. 4700 ft.
42 6.2' N, 105 6.7' W; unknown, , GPS reading.  
Chalky outcrop, with Hymenopappus and Cryptantha. Flowers yellow. Phenology: flowering. 

Robert D. Dorn, 11090.  6/9/2014. 		RM 921460	Barcode: RM0080076
_________________________________________________________________________

264.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Crook County: Ca 1 mi S of Beulah.  Elev. 3600 ft.
44 31.8' N, 104 5' W; unknown, , GPS reading.  
Grassy slope, with Calochortus and Campanula. Flowers yellow. Phenology: flowering & fruiting. 

Robert D. Dorn, 11343.  7/1/2014. 		RM 921316	Barcode: RM0079235
_________________________________________________________________________

265.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Weston County: Ca 8 mi SE of Newcastle.  Elev. 4600 ft.
43 46.3' N, 104 3.7' W; unknown, , GPS reading.  
Grassland, with Ericameria and Yucca. Flowers yellow. Phenology: flowering & fruiting. 

Robert D. Dorn, 11614.  9/24/2014. 		RM 921687	Barcode: RM0079553
_________________________________________________________________________

266.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Platte County: Camp Guernsey: Osburn Ranch parcel in Sawmill Canyon; south end of transect 1.2 km due E of North Platte River, ca 3.9 km WNW of the Impact Area center, 10.8 km NW of Range Control.  Elev. 1378 m.
42.38623 N, 104.89017 W; NAD 83, uncertainty 1 mi., Nat. Geog. TOPO!.  508340E, 4692752N to 508316E, 4692625N; unknown, GPS reading.  
Level; mixed grass prairie with scattered silver sagebrush; silty loam; with Artemisia cana, Pascopyrum smithii, Bromus tectorum, Hesperostipa comata, Lappula redowskii, Poa secunda, Bouteloua gracilis, Plantago patagonica. Scattered; erect, taprooted, annual herb; 2 dm tall; corolla yellow. Phenology: flowering. 

Nancy E. Hastings, 133.  5/23/2007. 		RM 958003	Barcode: RM0212706
     with P. Block
_________________________________________________________________________

267.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Platte County: Camp Guernsey: Cundall Ranch parcel; west end of transect ca 1.5 km due W of North Platte River, ca 2.8 km NW of Wendover Bend Ranch.  Elev. 1415 m.
508704E, 4687425N to 508533E, 4687274N; unknown, GPS reading.  
Level to rolling; mixed grass shrubland in wash; silty loam; with Artemisia cana, A. frigida, Bromus tectorum, B. japonicus, Hesperostipa comata, Elymus smithii, Koeleria macrantha, Bouteloua gracilis, Psoralidium tenuifolium, Euphorbia esula (in gulley). Common; erect, taprooted, annual herb; 1.5 dm tall; corolla yellow. Phenology: flowering. 

Nancy E. Hastings, 399.  7/6/2007. 		RM 958004	Barcode: RM0212707
     with P. Block
_________________________________________________________________________

268.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Platte County: Camp Guernsey: ranch parcel small canyon drainage; south end of transect ca 2.9 km due N of Range Control, ca 6.4 km NE of Guernsey.  Elev. 1445 m.
518774E, 4693154N to 519083E, 4693403N; unknown, GPS reading.  
Level to sloping on each side of drainage; grassland in canyon drainage; silty loam; with Hesperostipa comata, Agropyron cristatum, Pascopyrum smithii, Achillea millefolium, Bromus japonicus, Bromus inermis. Scattered; ascending to erect, annual herb; 12 cm tall. Phenology: flowering. 

Nancy E. Hastings, 259.  7/2/2007. 		RM 958005	Barcode: RM0212708
     with P. Block
_________________________________________________________________________

269.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Platte County: Camp Guernsey: ca 200 m E of Guernsey Reservoir and ca 900 m S of North Platte River.  Elev. 1380 m.
513200E, 4685150N; unknown, GPS reading.  
Gentle to moderate slopes; mixed grass prairie; loamy sand; with Gutierrezia sarothrae, Bouteloua gracilis, Vulpia octoflora, Erigeron spp. Scattered; ascending, annual herb; to 30 cm tall; corolla yellow. Phenology: flowering. 

Carlos A. Popolizio, 861.  6/17/1996. 		RM 957843	Barcode: RM0213617
     with Nancey E. Hastings, Roslie M. Smith; Donald L. Hazlett
_________________________________________________________________________

270.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Goshen County: 4 mi E of Torrington.  Elev. 4200 ft.
T24N R60W S5 SE1/4.  42.782 N, 104.0961 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Sand hills with Artemisia filifolia and Opuntia macrorhiza. Phenology: flowering & fruiting. 

Robert D. Dorn, 5436.  7/17/1993. 		RM 581078	Barcode: RM0249115
_________________________________________________________________________

271.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Campbell County: Powder River Basin: Eighty-five Divide, ca 11 air mi W of Rockypoint.  Elev. 3600 ft.
T57N R70W S18; also S19.  44.9314 N, 105.32083 W; uncertainty 2 mi..  
Hills with sandstone outcrops. Phenology: flowering & fruiting. 

Ronald L. Hartman, 7151.  6/24/1978. 		RM 327319	Barcode: RM0249113
     with Keith Dueholm and Mary Alice Sanguinetti
_________________________________________________________________________

272.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: breaks on south side of the North Platte River, ca 9 mi NW of Douglas.  Elev. 4900-5200 ft.
T33N R72W S16 W1/2; also E1/2 S17.  42.83139 N, 105.516 W; uncertainty 1 mi..  
Sandy slopes and flats; grasslands with areas of sagebrush. Phenology: flowering & fruiting. 

Ronald L. Hartman, 38897.  6/27/1993. 		RM 603677	Barcode: RM0249105
_________________________________________________________________________

273.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: 2.5 air mi S of Glenrock.  Elev. 5200 ft.
T33N R75W S15 W1/2.  42.8299 N, 105.8446 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Breaks and sandy plains and slopes; grassland with patches of sagebrush. Phenology: flowering & fruiting. 

Ronald L. Hartman, 38666.  6/27/1993. 		RM 603676	Barcode: RM0249104
_________________________________________________________________________

274.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Converse County: Southern Powder River Basin/Southeast Plains: Southern Powder River Basin: U.S. Hwy 20, 26, and 87, ca 14 air mi E of Casper.  Elev. 5180-5200 ft.
T33N R77W S1 South1/2.  42.8584 N, 106.0376 W; uncertainty 1 mi..  
Sandstone outcrops of breaks and sandy slopes. Phenology: flowering & fruiting. 

Ronald L. Hartman, 38654.  6/27/1993. 		RM 603675	Barcode: RM0249103
_________________________________________________________________________

275.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Natrona County: Southern Powder River Basin/Southeastern Plains: Southern Powder River Basin: U.S. Hwy 20, 26, 87, ca 8 air mi E of Casper.  Elev. 5200-5250 ft.
T33N R78W S2 SE1/4; also N1/2 S11.  42.8584 N, 106.1752 W; uncertainty 1 mi..  
Sandstone outcrops, sandy slopes and grassland. Phenology: flowering & fruiting. 

Ronald L. Hartman, 38507.  6/26/1993. 		RM 603674	Barcode: RM0249102
_________________________________________________________________________

276.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Laramie County: Silo P2, ca 9 mi N of Midway.  Elev. 5300 ft.
T18N R63W S8.  41.53549 N, 104.45076 W; NAD 83, uncertainty 1 mi., Nat. Geog. TOPO!.  
Grassland. Phenology: flowering & fruiting. 

D. Long, s.n..  6//1983. 		RM 397982	Barcode: RM0249095
     with J. Von Loh
_________________________________________________________________________

277.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Laramie County: Near silo D-8, ca 7 mi N of Albin.  Elev. 4800 ft.
T18N R60W S21.  41.51531 N, 104.09187 W; NAD 83, uncertainty 1 mi., Nat. Geog. TOPO!.  
Grassland, sandy soil. Phenology: flowering & fruiting. 

D. Long, s.n..  6//1983. 		RM 397981	Barcode: RM0249094
     with J. Von Loh
_________________________________________________________________________

278.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Niobrara County:   Elev. 4700 ft.
T34N R61W S36 SE1/4.  42.8749 N, 104.1311 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Sandy bank, with Yucca, Andropogon. Flowers yellow. Phenology: flowering & fruiting. 

Robert D. Dorn, 4548.  9/26/1986. 		RM 383874	Barcode: RM0249093
_________________________________________________________________________

279.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Laramie County: Campus of Laramie County Community College, SE of Cheyenne.  Elev. 6100 ft.
T13N R66W S9 SW1/4.  41.1064 N, 104.7831 W; NAD 83, uncertainty 0.25 mi., Nat. Geog. TOPO!.  
Short grass prairie. Phenology: flowering & fruiting. 

William C. Edwards, 110.  7/12/1983. 		RM 364994	Barcode: RM0249092
_________________________________________________________________________

280.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Campbell County: Near Cottonwood Creek.  Elev. 4700 ft.
T43N R76W S26.  43.6718 N, 105.9476 W; uncertainty 1 mi..  
Grassy plains near creek. Phenology: flowering & fruiting. 

Mary Alice Sanguinetti, 452.  7/14/1978. 		RM 327310	Barcode: RM0249085
     with Keith H. Dueholm
_________________________________________________________________________

281.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Natrona County: Salt Creek Oil Wells.  Elev. 4800 ft.
T40N R79W S24.  43.4087 N, 106.3063 W; NAD 83, uncertainty 1 mi., Digital Map.  
Dry sandy flats. Phenology: flowering & fruiting. 

Leslie N. Goodding, 247.  7/12/1901. 		RM 37685	Barcode: RM0249078
_________________________________________________________________________

282.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Goshen County: 1 mi N of Jay Em.
42.4753 N, 104.3653 W; NAD 83, uncertainty 700 ft., Nat. Geog. TOPO!.  
Phenology: flowering & fruiting. 

Robert E. Pfadt, 90.  7/21/1943. 		RM 197353	Barcode: RM0249077
_________________________________________________________________________

283.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Johnson County: Buffalo.  Elev. 4000-5000 ft.
Phenology: flowering & fruiting. 

Frank Tweedy, 3649.  7//1900. 		RM 38058	Barcode: RM0248215
_________________________________________________________________________

284.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Hot Springs County: SW of Thermopolis and W of the Wind River Canyon, on the north flank of the Owl Creek Range.  Elev. 4600 ft.
Big sagebrush grassland. Phenology: flowering & fruiting. 

Herbert G. Fisser, 552.  6/27/1961. 		RM 264508	Barcode: RM0248214
_________________________________________________________________________

285.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Campbell County: Black Thunder Strip Mining Area: North Prong of Thunder and Little Thunder creeks.  Elev. 4830 ft.
T43N R70W S35 NW1/4 SW1/4.  
Roadside; western wheatgrass, fringed sagewort, common Russianthistle; loamy, clayey, Briggsdale and Cushman Series. Phenology: flowering & fruiting. 

R. E. Ries, 401.  7/3/1973. 		RM 293478	Barcode: RM0248213
     with D. W. Sabinske
_________________________________________________________________________

286.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Sheridan County: Whitney Coal site, E of the Tongue River, .  Elev. 3540-3790 ft.
T57N R83W S6 NE1/4 SW1/4.  
Sagebrush scrub habitat. Acme Quadrangle. Phenology: flowering & fruiting. 

Donald E. Brink, 1043.  6/22/1976. 		RM 330575	Barcode: RM0248211
_________________________________________________________________________

287.  Linum rigidum Pursh var. rigidum  				Linaceae

U.S.A., Wyoming, Laramie County: Pine Bluffs.
41.1764 N, 104.0815 W; NAD 83, uncertainty 1 mi., Nat. Geog. TOPO!.  
Phenology: flowering & fruiting. 

Aven Nelson, 3521a.  7/6/1897. 		RM 10401	Barcode: RM0248210
_________________________________________________________________________