Locality: United States, Colorado, Jefferson, Terrace on the north bank of Apex Gulch, between Fire Station 4 and the Kinney Run Trail bridge, 5.72 km. south of the GNIS location of Golden.
39.71704485 -105.2095123 WGS 1984
Elevation: 1877 meters (6157ft)
Habitat: Also collected here: Potentilla recta, Verbascum thapsus, and Vicia villosa.
Notes:
This area was extensively collected by E. H. Brunquist in 1959-1960 during the Peabody Museum excavation at Magic Mountain. B. incana was not collected at that time.