California Polytechnic State University, Robert F. Hoover Herbarium (OBI)
Populus alba L.
United States, Colorado, Jefferson, Northwest corner of park, 1.7 mi. west on CO highway 72 from CO Highway 93, 2.2 mi. generally north on Plainview Road, then 445 m. west to the base of a east limb of a small hogback, 21.4 km. north northeast of the GNIS location of Golden,
39.89769657 -105.275925 WGS 1984
2030 meters (6658ft)
This has also been collected in the nearby City of Boulder Lindsay-Jeffco property.