USA, Colorado, Jefferson, Golden, Ranson/Edwards Homestead Open Space Park. High plains above Rocky Flats, 19.4 km. north northwest of the GNIS location of Golden, 1.6 mi. west on CO Hwy 72 from CO Hwy 93, 0.9 mi. north on Plainview Road, then 150 m. west into open prairie.
39.88565882 -105.2636136 WGS 1984
1957 meters (6419ft)
Leaf-base auricles rounded. Achenes 3(5)-ribbed, not transverse rugose. Many rosettes present.