California Polytechnic State University, Robert F. Hoover Herbarium (OBI)
OBI186061
f444b40f-04a2-4fe9-983f-258fffe6751c
Panicum virgatum L.
Poaceae
Switchgrass
Tom Schweich
2225
2019-09-10
10-Sep-19
Cindy Trujillo
United States, Colorado, Jefferson, High Plains above Rocky Flats, near northwest corner of Ranson/Edwards, 1.7 mi. west on CO Hwy 72 from CO Hwy 93, 1.9 mi. generally north to a private road, then 200 m. west along the northern boundary fence, 21.7 km. north northwest of Golden.
39.8991422 -105.27513 WGS 1984
2009 meters (6590ft)
Growing in the former access road to a clay pit.
Rhizomatous, sheaths glabrous, glumes with long acuminate tips.