Delphinium pageratum Nutt.

Idaho: Ada County: In Swan Falls Canyon. Elev. 2650 ft.
43° 15' N, 116° 22' W; T2S R1E S7
Dry, somewhat sandy soil, among Artemisia and Poa. Corolla purple.

S. Staufer 21, Apr 26, 1994
SRP, Accession: 13707