USA, Colorado, Jefferson, Golden, Ranson/Edwards Homestead Open Space Park. High plains above Rocky Flats, 1.7 mi. west on CO Hwy 72 from CO Hwy 93, then 1.4 mi. north on Plainview Road. 15.8 km. north northwest of the GNIS location of Golden.
39.89471664 -105.2627445 WGS 1984
1939 meters (6360ft)
Calyx lobes ±= tube when fresh, lobes > tube when dry, corolla white with bluish-purple.