Populus deltoides var. wislizenii (2004)
SALICACEAE
Populus deltoides W. Bartram ex Marshall var. wislizenii (S. Watson) Dorn
U.S.A., Arizona, Coconino County: Coconino National Forest: from the observation point along County Road 3 (Forest Hwy 3) 0.5 mi out into Morman Lake bed, SSE of Bass Point, ca 20 air mi SE of Flagstaff.
Thickets between base of basalt cliffs and old lake shore. Phenology: vegetative only.
Annotations:
1. Populus deltoides W. Bartram ex Marshall var. wislizenii (S. Watson) Dorn
Annotated by Ronald L. Hartman.
Accession: RM (unaccessioned)

Populus deltoides var. wislizenii (2004)
SALICACEAE
Populus deltoides W. Bartram ex Marshall var. wislizenii (S. Watson) Dorn
U.S.A., Arizona, Yavapai County: Coconino National Forest: Sterling Canyon, W of Oak Creek Canyon.
Oak/pine woodland. Phenology: vegetative only.
with James F. Fowler
Accession: RM (unaccessioned)

Populus deltoides var. wislizenii (2005)
SALICACEAE
Populus deltoides W. Bartram ex Marshall var. wislizenii (S. Watson) Dorn
U.S.A., Arizona, Coconino County: Coconino National Forest: Casner Research Natural Area: Casner Canyon E of Oak Creek, ca 2 air mi N of Munds Mountain, ca 3 air mi NE of Sedona.
Boulder filled stream channel and adjacent chaparral or Arizona cypress forest. Phenology: fruiting.
Annotations:
1. Populus deltoides W. Bartram ex Marshall var. wislizenii (S. Watson) Dorn
Annotated by Ronald L. Hartman.
with James F. Fowler
Accession: RM (unaccessioned)

U.S.A., Montana, Carbon County: Ridge 2.5 mi SW of Fromberg and 3/4 mi W of U.S. Highway 310.
Elev. 3775 ft.
Along irrigation ditch with Equisetum arvense, Iva axillaris, and Alopecurus arundinaceus. Phenology: buds.
Accession: RM 788232

U.S.A., Arizona, Gila County: Tonto National Forest: ca 3 air mi W of Mogollon Rim Visitor Center at Two Sixty Trailhead.
Mixed conifer with herbaceous understory. Phenology: vegetative only.
with James F. Fowler

U.S.A., Colorado, Moffat County: Dinosaur National Monument: Bench Hanging Garden, Blind Canyon.
Elev. 1786 m.
zone 12, 685019E, 4480710N; Specimen Label
Hanging garden.
with C. L. May
Accession: (unaccessioned)

U.S.A., Colorado, Delta County: Northern Gunnison Basin: Elephant Hill, west portion, ca 2.5 air mi ESE of Paonia.
Squaw-apple, serviceberry, mountain mahogany, and juniper zone below and sparsely vegetated shale slopes above with some pinyon-juniper. Phenology: vegetative only.
Annotations:
1. Populus deltoides W. Bartram ex Marshall var. wislizenii (S. Watson) Dorn
Annotated by Kevin J. Taylor.
with Kevin J. Taylor
Accession: (unaccessioned)

U.S.A., Colorado, Delta County: Northern Gunnison Basin: ca 4 air mi NNE of Crawford.
Elev. 6200 ft.
Pinyon pine and juniper forest; Cercocarpus and Amelanchier. Phenology: vegetative only.
Accession: 778432

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: NM Hwy 554, ca 7 air mi S of El Rito.
Sandstone benches and draws, roadside and river bottom. Phenology: vegetative only.
with Jill E. Larson
Accession: RM 945759, Barcode: RM0136596

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Juan Jose Lobato Grant: along Forest Road 23, N of the flagstone quarry and a tributary of Arroyo de Comales, ca 6 air mi NW of Abiquiu.
Bottom of a sandstone canyon. Phenology: vegetative only.
Accession: RM 955887, Barcode: RM0207832

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Juan Jose Lobato Grant: Arroyo del Cobre, ca 1 3/4 air mi W of Abiquiu, N of Abiquiu Elementary School, up Arroyo past Cerrito de la Ventana.
Elev. 6200 ft.
Major wash with tamarisk, Chrysothamnus nauseosus, Sporobolus species, and Bouteloua species on San Rafael and Chinle formation sandstones. Phenology: vegetative only.
Accession: RM 955888, Barcode: RM0207833

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: NM Hwy 580 along South Fork Embudo Creek, ca 3 air mi SSE of Dixon.
Riparian area along creek with Populus species and Tamarix. Phenology: vegetative only.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: Red Wash Canyon on north side of U.S. Hwy 84, ca 4 air mi WNW of Abiquiu.
Pinyon/juniper woodland with Opuntia phaeacantha; sandy, dry wash lined with Fallugia paradoxa; Chinle formation and Entrada sandstones. Phenology: vegetative only.

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Agua Caliente Canyon from dirt road immediately south to BLM land and bottom of canyon.
Pinyon/juniper above and on slopes, some cotton wood in canyon bottom. Phenology: vegetative only.

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Rimrock southeast of junction NM Hwy 75 and 68, dirt road and wash.
Rocky and sandy slopes with volcanic rimrock and rubble; low slopes and creek bed. Phenology: vegetative only.

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: ca 1.5 mi SW on NM Hwy 68 from NM Hwy 75, ca 0.5 mi SW along Rio Grande.
Roadside to river edge. Phenology: fruiting.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: ca 6 air mi SE of Dixon.
Sandy draw and stream bottom. Phenology: vegetative only.

U.S.A., New Mexico, Rio Arriba County: Carson National Forest and Vicinity: NM Hwy 68, just south of Taos county line.
Phenology: vegetative only.

U.S.A., New Mexico, Taos County: Carson National Forest and Vicinity: Sangre de Cristo Range: NM Hwy 518 along Rio Grande del Rancho, 0.5 mi S of Forest Service boundary.
Roadside and creek margin. Phenology: vegetative only.

U.S.A., Colorado, Montrose County: San Miguel and lower Dolores River Drainages: Uncompahgre Plateau: Atkinson Creek.
Riparian area along creek with Populus angustifolia and sandy benches with Artemisia tridentata. Phenology: vegetative only.
Accession: (unaccessioned)

U.S.A., Utah, Grand County: San Miguel and Lower Dolores River Drainages: Dolores River Drainage: Dewey: confluence of Dolores and Colorado Rivers.
Streamside. Phenology: fruiting.

U.S.A., Utah, Grand County: San Miguel and Lower Dolores River Drainages: Buckhorn Draw.
Stream bed in dry, sandy wash with pinyon and juniper. Phenology: fruiting.

U.S.A., Colorado, Mesa County: [location and coordinates withheld]
Dry creek bed and canyon bottom with pinyon, juniper, and single leaf ash. Phenology: fruiting.
with Laura Cosse

U.S.A., Colorado, Mesa County: San Miguel and Lower Dolores River Drainages: Unaweep Canyon along West Creek.
Riparian area with Populus and Salix exigua. Phenology: fruiting.

U.S.A., Utah, Grand County: San Miguel and Lower Dolores River Drainages: along Dolores River.
Riparian area along river with Salix exigua and Tamarix. Phenology: vegetative only.

U.S.A., Utah, Grand County: San Miguel and Lower Dolores River Drainages: Dolores River Drainage: Cottonwood Canyon.
Dry creek bed with Populus deltoides, Populus angustifolia, and Populus deltoides x angustifolia. Phenology: vegetative only.

U.S.A., Colorado, Mesa County: [location and coordinates withheld]
Along dry creek bed with pinyon, juniper, and occasional Populus. Phenology: vegetative only.

U.S.A., Colorado, Mesa County: [location and coordinates withheld]
Edge of irrigated alfalfa pasture. Phenology: vegetative only.

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: McElmo Canyon Area: Yellow Jacket Canyon, 3.3 road mi N of Ismay Trading Post; ca 21 air mi W of Cortez.
Elev. 1550 m.
Scattered shrubs, sagebrush, greasewood, Amelanchier, Ribes and rabbitbrush with occasional juniper on rocky slopes above and around creek. Phenology: fruiting.

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: ca 13 air mi W of Cortez, County Road N, north end of Sand Canyon.
Pinyon-juniper, Amelanchier, Purshia, and Cercocarpus on cryptogrammic soil and rimrock pavement; anasazi ruins present; east facing slopes. Phenology: vegetative only.

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: ca 12 air mi NW of Cortez at Burro Canyon, unmarked road W of County Road N.
Scattered pinyon-juniper woodland, Artemesia, Amelanchier, and Purshia on north-facing slope. Phenology: vegetative only.

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: ca 9 air mi W of Cortez, ca 1 mile W of County Road 16, south side of County Road N, at Sand Canyon Peublo.
Dense pinyon-juniper and Quercus woodland, Artemesia, Purshia, Paraphyllum, Anasazi ruins present. South-facing slope. Phenology: vegetative only.
with Marie Rambo

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: ca 14 air mi NW of Cortez in Sandstone Canyon, County Road W.
Pinyon-juniper woodland, Purshia, Artemesia, and rabbitbrush on west-face of canyon and riparian area along creek. Phenology: vegetative only.

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: ca 7.5 air mi W of Mancos, County Road 34, N of U.S. Hwy 160.
Pinyon-juniper, Atriplex, Purshia, and Artemesia with selenium odor along a creek; west-facing. Phenology: vegetative only.

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: State Wildlife Area: ca 9.5 air mi NW of Cortez at Narraguinnep Reservoir, intersection of County Road 23 and Colo. Hwy 194.
Pinyon-juniper, cottonwood, sagebrush, and rabbitbrush on west facing mancos shale soils. Phenology: vegetative only.

U.S.A., Colorado, Montrose County: Upper Dolores River Drainage and Adjacent Areas: Slick Rock Canyon, ca 19 air mi W of Naturita, at mouth of Spring Canyon and surrounding areas northside of Dolores River.
Salix, Fraxinus, Tamarisk, and pinyon-juniper on a west facing side canyon. Phenology: vegetative only.

U.S.A., Colorado, Montezuma County: Upper Dolores River Drainage and Adjacent Areas: San Juan National Forest: Forest Road 527E, ca 3 air mi NE of Dolores at the Boggy Draw Area, Morgan Cabin Reservoir.
Ponderosa pine forest, aspen grove and rimrock pavement surrounding wetland and reservoir; west face. Phenology: vegetative only.
with Sierra Smith

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: Canyon de la Alameda to Rio Gallina, 14 air mi NNE of Gallina. SW for 1 air mi in canyon to Rio Gallina then 0.4 air mi E along river.
Steep-walled drainage of mixed conifers. Phenology: vegetative only.

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and vicinity: Jemez Mountains: Arroyo de los Frijoles, 2.5 air mi W of Abiquiu. From corral at start of Barranca Trail 111 3.4 air mi S to Frijoles Spring.
Riparian through canyon of soft sedimentary rock in pinyon/juniper woodland. Excised drainage choked with clover. Phenology: vegetative only.

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: NM Hwy 4 at Soda Dam, 1.7 air mi N of Jemez Springs; S 0.5 mi to bridge.
Riparian of river. Phenology: vegetative only.

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: Forest Road 27 at headwaters of Polvadera Creek, 7.5 air mi SW of Abiquiu, along creek for 1.1 mi.
Riparian. Phenology: vegetative only.

U.S.A., New Mexico, Los Alamos County: Santa Fe National Forest and Vicinity: Jemez Mountains: White Rock Canyon, Red Dot Trail to Pajarito Springs, the Rio Grande and down stream ca 1 mi; 2 - 2.5 air mi S of White Rock.
Rocky slopes along trail, stream, wet areas. Phenology: vegetative only.
with Brian Reif and Brian Jacobs

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Canyon de San Diego, Lower Jemez Campground, south to ca 2 air mi along Jemez River.
Riparian with cottonwood, willow, and roadsides. Phenology: fruiting.
with Brian Reif and Jim Fowler

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: Forest Road 10, ca 2 road mi NNE of Ponderosa at entrance to National Forest.
Roadside, streamside. Phenology: vegetative only.

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: intersection of NM Hwy 485 and NM Hwy 4.
Roadside and river margin. Phenology: vegetative only.

U.S.A., New Mexico, Sandoval County: Santa Fe National Forest and Vicinity: Jemez Mountains: NM Hwy 4, ca 1.5 road mi from NM Hwy 126, Dark Canyon trailhead.
Roadside. Phenology: vegetative only.

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: Arroyo del Toro, 0.5 air mi up stream from U.S. Hwy 84.
Sandy streambed. Phenology: vegetative only.

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: Canyon Madera, first mile from road.
Sandy slopes and stream bottom. Phenology: vegetative only.

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity:Jemez Mountains: 14 air mi NNE of Espanola on U.S. Hwy 285.
Roadside. Phenology: vegetative only.

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: 6.5 road mi N of Espanola; intersection of U.S. Hwy 285 and NM Hwy 74, to 1 mi SE.
Roadside. Phenology: vegetative only.

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Jemez Mountains: along road to immediate S of Rio Chama, 1.5 road mi (est.) W of edge of Abiquiu Land Grant.
Roadside between river and 40 deg, north-facing sedimentary bank of pinyon/juniper. Phenology: vegetative only.

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: on NM Hwy 3 along Pecos River W of Villanueva State Park, 10 air mi SSE of I-25/NM Hwy 3 junction.
Roadside corridor with pinyon/juniper woodland on sedimentary slope to north; irrigation ditch and riparian of cottonwood, Russian olive to south. Phenology: vegetative only.

U.S.A., New Mexico, Santa Fe County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: County Road 503 N into La Caja Canyon on Debris Basin Trail and along Rio Medio to southern end of Santa Cruz Reservoir, 1 air mi W of Cundiyo.
Pinyon/juniper slopes and dry wash. Phenology: vegetative only.

U.S.A., New Mexico, Rio Arriba County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Arroyo de los Encinos, 3.5 air mi ENE of Chimayo; from small springs and mature cottonwoods at base of sedimentary formation/cliffs to S 0.3 air mi in dry wash.
Desert shrubland with spring above and narrow, excised dry wash through soft sediment below. Phenology: vegetative only.

U.S.A., New Mexico, San Miguel County: Santa Fe National Forest and Vicinity: Sangre de Cristo Mountains: Anton Chico Grant: Pecos River at prominent oxbow, 5 air mi ENE of Villanueva.
Grazed, north, sedimentary bank of river dominated by Russian olive. Phenology: vegetative only.

U.S.A., New Mexico, Santa Fe County: Santa Fe National Forest and Vicinity: Jemez Mountains: Caja del Rio Plateau: County Road 77 (Buckman Road) at Rio Grande River and Buckman, 2 air mi due E of White Rock. N35.836 W106.161 SW 0.4 air mi along riverbank.
Russian olive and tamarisk, also, steep and loose west-facing sedimentary slope. Phenology: vegetative only.

U.S.A., New Mexico, Santa Fe County: Santa Fe National Forest and Vicinity: Jemez Mountains: Caja del Rio Plateau: Caja del Rio Canyon from County Road 77 (Buckman Road), ca 4 air mi ESE of White Rock. Within 0.4 air mi of N35.806 W106.142, up or down canyon.
Narrow dry wash with juniper and tamarisk through sheer cliffs of columnarly-jointed volcanic rock. Phenology: vegetative only.

U.S.A., Wyoming, Sweetwater County:
Edge of wash with Chrysothamnus and Bromus. Tree 5 in DBH. Phenology: vegetative only.

U.S.A., Wyoming, Carbon County: Little Snake River.
Flood plain with P. Angustifolia and Salix amygdaloides. Tree 2 ft. DBH. Phenology: vegetative only.

U.S.A., Wyoming, Sweetwater County: 4 mi W of Carbon County; 1 3/4 mi of Colorado.
Dry wash with Artemisia, Chrysothamnus. Tree 14 in DBH. Phenology: fruiting.

U.S.A., Wyoming, Sweetwater County:
Edge of wash with Chrysothamnus and Bromus. Phenology: vegetative only.
Accession: RM 523587

U.S.A., Wyoming, Carbon County: Little Snake River.
Flood plain with P. Angustifolia and Salix amygdaloides. Phenology: vegetative only.
Accession: RM 399023

U.S.A., Wyoming, Sweetwater County: 4 mi W of Carbon County; 1 3/4 mi of Colorado.
Dry wash with Artemisia, Chrysothamnus. Phenology: fruiting.

U.S.A., New Mexico, Taos County: Taos: Cottonwood Canyon.
Bottom lands. Phenology: vegetative only.
Annotated by J. E. Eckenwalder in 1976.
with Ruth A. Nelson

U.S.A., Colorado, Archuleta County: Arboles.
Phenology: vegetative only.
Annotated by J. E. Eckenwalder in 1976.
1.
Annotated by Edward L. Greene in 1976.

U.S.A., Colorado, Archuleta County: Arboles.
River bottom. Phenology: vegetative only.
Annotated by J. E. Eckenwalder in 1976.
1.
Annotated by Edward L. Greene in 1976.

U.S.A., Colorado, Montrose County: Along Dry Creek below Naturita.
Along Dry Creek below Naturita. Phenology: vegetative only.

U.S.A., Colorado, Montrose County: Western Montrose County.
Common in river bottom. Phenology: vegetative only.
with Lois Payson

U.S.A., Colorado, Montrose County: Paradox.
Creek bank. Phenology: vegetative only.

U.S.A., Colorado, Montezuma County: McElmo Canyon, 20 mi SW of Cortez.
Along roadside. Phenology: fruiting.
1.
Annotated by Harold D. Harrington in 1976.
Harold D. Harrington, 1191. 6/23/1945.
with E. C. Smith

U.S.A., Colorado, Garfield County: N of Rifle.
Phenology: vegetative only.
Annotated by C. L. Porter in 1976.

U.S.A., Colorado, Mesa County: 2 mi NW of Gateway.
Bank of Dolores River with Forestiera, Tamarix. Phenology: fruiting.

U.S.A., New Mexico, Rio Arriba County:
Edge of wash with Salix exigua, Chrysothamnus. Phenology: vegetative only.

U.S.A., Colorado, Montezuma County: Just N of Mancos River along Highway 666 or ca 16 mi E of the Four Corners.
Roadside ditch with Ulmus. Phenology: fruiting.

U.S.A., Colorado, Dolores County: Near Cahone.
Drainage bottom with Populus acuminata, Salix exigua. Phenology: vegetative only.

U.S.A., Colorado, La Plata County: N edge of Durango along Highway 550.
Edge of dry pond with Salix exigua, Populus angustifolia. Phenology: vegetative only.

U.S.A., Colorado, San Miguel County: Along H1 Road ca 1.25 mi SW of Egnar.
Edge of reservoir with Chrysothamnus, Artemisia. Phenology: vegetative only.

U.S.A., New Mexico, Colfax County: Philmont Scout Ranch: near Cimarron, 1 me E of Webster Reservoir.
Common around lake. Phenology: fruiting.

U.S.A., Colorado, Mesa County: Colorado National Monument: Pinon-juniper woodland between Glade Park Road and rim of No Thoroughfare Canyon.
Pinyon-juniper woodland. Phenology: fruiting.
Vlad Siplivinsky, 3791. 7/9/1982.
with Hans Beck

U.S.A., Colorado, Moffat County: ca 1.5 mi E of Maybell near mouth of Deception Creek.
T7N R95W S33 NE1/4 of SE1/4
Scattered on moist sites with Salix. Phenology: vegetative only.
with S. Kennedy

U.S.A., Colorado, Montezuma County: Mesa Verde National Park.

U.S.A., New Mexico, Bernalillo County: South of Albuquerque, near the Rio Grande.
Phenology: fruiting.

U.S.A., Arizona, Apache County: Near Concho.
T12N R26E S4
Creek and dtich banks. Phenology: fruiting.

U.S.A., New Mexico, Bernalillo County: Albuquerque to Santa Fe: highway.
T11N R3E

U.S.A., New Mexico, Dona Ana County: Mesilla Valley.
Phenology: fruiting.
with Paul Standley

U.S.A., New Mexico, Dona Ana County: Mesilla Valley.

U.S.A., New Mexico, Dona Ana County: San Andres Mountains: Ropes Spring, Dona Ana Jornada Experimental Range.
Slope 10 degrees; draw or arroyo site, semidesert shrub type. Phenology: fruiting.
Annotated by Elbert L. Little Jr..
Accession: USFS 444463

U.S.A., New Mexico, Dona Ana County: Jornada Range Reserve: near Ropes Springs.
Slope west; dry rocky soil. Phenology: vegetative only.
Accession: USFS 444676

U.S.A., New Mexico, San Juan County: Along Hy. 64 at Blanco.
Roadside ditch with Salix exigua, S. amygdaloides. Phenology: vegetative only.

U.S.A., Arizona, Apache County: 36 degrees 56.6'N 109 degrees 42.6'W, Chinle Creek at U.S. Hwy 160.
Stream bank with Salix exigua, Tamarix. Phenology: vegetative only.

U.S.A., New Mexico, Dona Ana County: Bishops Cap, 2 air km NNW of Bishop's Cap.
T24S R3E S 25
On N limestone slope. Phenology: vegetative only.

U.S.A., Wyoming, Niobrara County: [location and coordinates withheld]
Sandy flats above creek, rich, moist meadows along creek, sandy plains; flats. Phenology: vegetative only.
2. Populus deltoides Bartram ex Marsh. ssp. monilifera (Aiton) Eckenwalder
Annotated by Keith H. Dueholm on 7//1982.

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: along banks of Ponil Creek 2.6 air mi E of Cimarron.
Flowing stream with silty eroding banks, creek bed dominated by Acer negundo, Salix exigua, Phragmites australis. Large trees with broad crowns; local. Photographed. Phenology: fruiting.
Annotated by Ben Legler on 7/15/2009.

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: along creek in Caliente Canyon 0.2 air mi upstream from junction with Mercer Canyon.
Small flowing creek surrounded by wet Juncus marsh below dike for manmade pond. Large trees; locally common. Phenology: vegetative only.
Annotated by Ben Legler on 7/15/2009.

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: along banks of Vermejo River just downstream from (E of) mouth of Van Bremmer Creek; 3.8 air mi SE of Colfax.
Riparian zone, covered by recently sprayed and killed Salix and Tamarix thickets, now devegetated except for scattered Conyza and Cirsium arvense; river bed dominated by Schoenoplectus, Juncus, Polypogon, Potamogeton. Large trees scattered on edge of river bed; a few apparently killed by spraying. Phenology: vegetative only.
Annotated by Ben Legler on 7/15/2009.

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: along north side of Dry Arroyo 2.3 air mi NW of French Corners and 1.6 air mi W of I-25.
Dry stony soil, gentle south lope; dominated by Opuntia polyacantha and scattered tufts of grass. Trees widely scattered along arroyo. Specimen GPS: 36.486946, -104.642365. Phenology: vegetative only.

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: along Cerrososo Creek 0.2 air mi W of mouth of Bat Canyon; 5.8 air mi NNE of Cimarron.
Deep canyon with steep sandstone walls and small flowing creek lined by Populus angustifolia, P. deltoides, and P. ×acuminata. Single large tree along creek, with Populus angustifolia and P. ×acuminata. Photographed. Specimen GPS: 36.584873, -104.864845. Phenology: fruiting.

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: Dry arroyo on northeast side of Cerrososo Creek 1.9 air mi upstream (NW) from NM Hwy 64; 5.5 air mi NE of Cimarron.
Dry arroyo surrounded by open Pinus edulis woodland. Single large tree in creek channel. Specimen GPS: 36.56815, -104.840248. Phenology: vegetative only.

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: flats on south side of the Cimarron River 2.6 air mi W of Cimarron.
Dry shortgrass prairie, gravelly soil; with Cylindropuntia imbricata, Krascheninnikovia lanata, and Gutierrezia sarothrae. Large sterile trees; locally common. Specimen GPS: 36.508919, -104.933434. Phenology: vegetative only.

U.S.A., New Mexico, Colfax County: Vermejo Park Ranch: along south side of the Vermejo River 0.8 air mi E of I-25; 3.2 air mi SSW of Maxwell.
River bottoms and adjacent dry washes, with Salix exigua, Helianthus annuus, and Schizachyrium scoparium; silty soil. Large trees in river bottom; local. Specimen GPS: 36.490826, -104.560287. Phenology: vegetative only.

U.S.A., Colorado, Mesa County: In De Beque Canyon along the Colorado River at the southeast base of Beavertail Mountain, ca 7.5 air mi NE of Palisade.
Base of sandstone cliffs along old highway in the canyon. Phenology: vegetative only.
with Lori E. Brummer
Accession: USFS (unaccessioned)

U.S.A., Colorado, Mesa County: Colorado River Valley: Plateau Creek Canyon: Plateau Creek to Silvey Flats, ca 2 air mi ENE of I-70 on Colo Hwy 65 or 20 mi NE of Grand Junction at intersection of U.S. Hwy 50 and U.S. Hwy 6.
Creek bottom near vehicle up slope and over rimrock on west exposure to canyon rim; juniper dominated slope. Phenology: flowering & fruiting.
with Michael K. Kirkpatrick, Josh Irwin

U.S.A., Colorado, Mesa County: Battlement Mesa: White River National Forest: creek below Bull Basin between waterfall and USFS boundary, ca 1-2 air mi NNW of Housetop Mountain and ca 7 air mi S of Parachute.
Oak, juniper, and mixed shrub woodland with shaded ravines. Phenology: vegetative only.
Michael K. Kirkpatrick, 5177. 5/26/2011.

U.S.A., Colorado, Mesa County: Battlement Mesa: hills and slopes N of Pete and Bill Creek and S of High Mesa, ca 5 air mi N of Horse Mountain and ca 4 air mi S of Parachute.
Ephemeral riparian corridor through juniper and mountain shrub habitats. Phenology: fruiting.
Michael K. Kirkpatrick, 5265. 5/29/2011.

U.S.A., Colorado, Mesa County: Battlement Mesa: White River National Forest: Little Alkali Creek Canyon upstream of confluence with creek leading to Bull Basin, ca 1 air mi NW of Housetop Mountain and 7 air mi E of De Beque.
Riparian corridor through juniper-oak woodland dominated by cottonwood, willow, and cattail. Phenology: vegetative only.
Michael K. Kirkpatrick, 5557. 6/2/2011.

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: Roubideau Creek, above junction with Potter Canyon to 2 trail mi upstream, ca 11 1/4 air mi SW of Delta.
Riparian area in desert canyon. Phenology: fruiting.
1. Populus deltoides W. Bartram ex Marshall var. wislizenii (S. Watson) Dorn.

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: Dry Creek SE of Transfer Road, ca 10.5 air mi ENE of Montrose.
Riparian area in salt desert shrub. Phenology: vegetative only.
1. Populus deltoides W. Bartram ex Marshall var. wislizenii (S. Watson) Dorn.

U.S.A., Colorado, Mesa County: Uncompahgre Plateau: Dominguez Canyon: between 3 and 4 trail mi down canyon from Dominguez Campground, ca 23 air mi WSW of Delta.
Small riparian area along seep/creek in pinyon/juniper. Phenology: vegetative only.
1. Populus deltoides W. Bartram ex Marshall var. wislizenii (S. Watson) Dorn.

U.S.A., Utah, San Juan County: Comb Wash.
37° 32.8' N, 109° 40' W; unknown, , Specimen Label
Dry wash, Artemisia, Atriplex. Tree 18 in DBH; both 3 and 4 carpels. Phenology: fruiting.

U.S.A., Colorado, Delta County: Gunnison Gorge National Conservation Area: Gunnison River, ca 1 mi SW of the confluence of the North Fork and Gunnison rivers, ca 7 air mi WSW of Hotchkiss.
Along river in desert shrub community. Phenology: vegetative only.

U.S.A., Colorado, Delta County: Gunnison Gorge Wilderness: West River Trail from wilderness boundary S to where trail ends at cliff, ca 3/4 trail mi from wilderness boundary, ca 7.5 air mi SW of Hotchkiss.
Riparian area in sparse pinyon/juniper/shrub/rock mix. Phenology: vegetative only.

U.S.A., Colorado, Delta County: Uncompahgre Plateau: Little Dominguez Canyon from Poison Canyon to the bend on the east side of Star Mesa, ca 16.5 air mi WNW of Delta.
Sandy soil along low elevation riparian area. Delta and Mesa County Phenology: vegetative only.

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: Roubideau Canyon; middle canyon just NW of Camel Back, ca 17 air mi NW of Montrose.
Low elevation riparian area. Phenology: vegetative only.

U.S.A., Colorado, Mesa County: Battlement Mesa: hills and slopes N of Pete and Bill Creek and S of High Mesa, ca 5 air mi N of Horse Mountain and ca 4 air mi S of Parachute.
Ephemeral riparian corridor through juniper and mountain shrub habitats. Phenology: fruiting.
Accession: USFS (unaccessioned), Barcode: USFS0061297

U.S.A., Colorado, Mesa County: In De Beque Canyon along the Colorado River at the southeast base of Beavertail Mountain, ca 7.5 air mi NE of Palisade.
Base of sandstone cliffs along old highway in the canyon. Phenology: vegetative only.
with Lori E. Brummer
Accession: USFS (unaccessioned), Barcode: USFS0061336

U.S.A., Colorado, Mesa County: Battlement Mesa: Watson Creek from the mouth of the canyon to below The Blowout, ca 4 air mi SE of Palisade.
Stony canyon bottom and roadcut. Phenology: flowering.
Annotated by Lori E. Brummer.
with Lori E. Brummer

U.S.A., Colorado, Montrose County: Twentyfive Mile Mesa: Potter Canyon, end of Roubideau Canyon Road, ca 5.7 road mi SW from junction with Twentyfive Mesa Road, ca 10.5 air mi SW of Delta.
Riparian area in sandstone canyon. Phenology: vegetative only.

U.S.A., Utah, Daggett County: Southwestern Wyoming and Adjacent Utah: Browns Park: ca 12 air mi E of Dutch John, 0.5 mi west of Browns Park Road on the east side of the Green River.
Muddy flat on river edge. Phenology: vegetative only.
with Duane Atwood and Lucy Jordan

U.S.A., Colorado, Mesa County: Uncompaghre Plateau: Unaweep Canyon, lower East Creek, ca 25 3/4 air mi NW of Delta.
Riparian area along creek in sandstone canyon. Phenology: vegetative only.

U.S.A., Colorado, Mesa County: Uncompahgre Plateau: Dominquez Canyon Trail, trailhead to lower Dominquez Canyon, ca 20 air mi NW of Delta.
Riparian area in sandstone canyon. Phenology: fruiting.

U.S.A., Colorado, Montrose County: Uncompahgre Plateau: BLM lands off of H54 Road, ca 12 air mi S of Delta.
Along irrigation ditch in desert scrub. Phenology: vegetative only.

U.S.A., Utah, Daggett County: Southwestern Wyoming and Adjacent Utah: Browns Park: Green River, ca 13 air mi ESE of Dutch John; 1.8 mi S of junction of Jarvie Ranch/Browns Park roads on west side Browns Park Road.
T2N R25E S30 South1/2; also N1/2 S31
River's edge, river rock, clay soils. Phenology: vegetative only.
with Barbara McNight