United States of America, 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 290 m. west to a small reservoir.
39.8865437 -105.2643751 WGS 1984
1956 meters (6416ft)
Discoid composite; in delta gravel of small reservoir.
For additional information about this specimen, please contact: Jennifer Ackerfield, Head Curator of Biodiversity Collections (jennifer.ackerfield@botanicgardens.org)