OBI - Robert F. Hoover Herbarium, Cal Poly State University (OBI)
OBI158891
ea87bae0-aad8-4444-a470-4fc8787b9d2b
Aristida purpurea Nutt.
Poaceae
Purple Threeawn
Tom Schweich
1972
2018-07-13
13-Jul-18
United States, Colorado, Jefferson, Ranson/Edwards Homestead Open Space Park; Highest plains above Rocky Flats, 1.7 mi. west on CO Highway 72 from CO Highway 93, 1.4 mi. generally north on Plainview Road, then about 135 m. southwest onto a slightly dryer ridge above the road, 15.5 km. north northeast of the GNIS location of Golden.
39.89109549 -105.2638472 WGS 1984
1959 meters (6426ft)
Also here: Nassella viridula and Bouteloua curtipendula.
Plants of Jefferson County Open Space. Variety longiseta if infraspecific names are to be applied.