USA, Colorado, Jefferson, Ranson/Edwards Homestead Open Space Park. High plains merging into Ponderosa pine woodland, 2.2 miles on Plainview Road north of CO State Highway 72, then 20 m. west of Plainview Road, 16.3 km north northwest of Golden.
For additional information about this specimen, please contact: Jennifer Ackerfield, Head Curator of Biodiversity Collections (jennifer.ackerfield@botanicgardens.org)