Names: Delphinium nuttallianum.
English: Upland larkspur; Canyon larkspur; Red larkspur; Orange larkspur; Canyon delphinium.
Source: North American.
Region: California, Oregon.
Habitat: low elevation canyons and slopes, foothills, and mountain ranges.
Use: the root a medicinal narcotic, by the Mendocino Native Americans.
Content: diterpenoid alkaloids: hetisine, 2-dehydrohetisine, 6-deoxydelcorine, dictyocarpine, dihydrogadesine, methyllycaconitine, lycoctonine, takaosamine, nudicaulamine, nudicauline, and nudicaulidine.
Botany: flowering perennial herb; stem thin, long, 50 cm; leaves finely dissected; flowers attractive, larkspur, red and orange; pollinated by hummingbirds.