California Polytechnic State University, Robert F. Hoover Herbarium (OBI)
Ratibida columnifera (Nutt.) Woot. & Standl.
United States, Colorado, Jefferson, Ranson/Edwards Homestead Open Space Park Northern part of open space, 1.6 mi. west on CO Highway 72 from CO Highway 93, north 1.9 mi. on Plainview Road, then 300 m. northeast, almost to the boundary fence; 16.3 km. north northwest of the GNIS location of Golden.
39.89932417 -105.2673119 WGS 1984
Hillside on highest prairie just below ponderosa pine woodland.