Flowering plant. Purgatory, CO, US. Wild. 1996-07-26.

Delphinium barbeyi (Huth) Huth
Engl.: subalpine larkspur, Barbey's larkspur, mountain larkspur, tall larkspur.
Bot. syn.: Delphinium exaltathum Ait. var. barbeyi Huth, Delphinium occidentale (S. Wats.) S. Wats. var. barbeyi (Huth) Welsh