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University of Wyoming

» Floristics » Wyoming Projects

Green River Basin, Upper

Thomas K. Cramer

Inventory dates: 1994, 1995

Thesis: Cramer, T. K. 1997. A Floristic Survey of the Upper Green River Basin, Wyoming, vi + 126 pp.

This represents the thesis project by Thomas K. Cramer. Fieldwork was conducted during the summers of 1994 and 1995. The project encompassed the area between the Wind River and the Wyoming ranges; the southern boundary runs west from South Pass to Oyster Ridge near Kemmerer (Fremont, Lincoln, Sublette, and Sweetwater counties) for a total of 4,500 mi2 ranging in elevation from 6,300 to 9,765 feet. Collected were 9,950 specimens documenting 1,047 unique taxa. Species of conservation concern totaled 26 documented at 44 sites. Also vouchered were 89 exotics including eight noxious weeds. Funding was provided by the Bureau of Land Management and the University of Wyoming.

Results & Data

Project Area:
4500 mi.2
# of Collections:
# of Taxa Collected:
# of State Records:
# of Sensitive Taxa:
26 (documented from 44 sites)
# of Exotic Taxa:
# of Noxious Weeds:

Project Map:

Map shows the approximate project boundary. Collection sites are displayed as red dots. Click on a dot to view site information and a list of specimens from that site.

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