United States of America, Colorado, Jefferson, Golden, Ranson/Edwards Homestead Open Space Park. High plains above Rocky Flats, 1.7 miles west on Colorado Highway 72 from Colorado Highway 93, 0.8 miles north on Plainview Road, then 280 meters northwest to a small reservoir on an ephemeral stream.
For additional information about this specimen, please contact: Jennifer Ackerfield, Head Curator of Biodiversity Collections (jennifer.ackerfield@botanicgardens.org)