Delphinium nudicaule Torr. & A. Gray

Delphinium nudicaule Torr. & A. Gray. Delphinium nudicaule, known by the common names canyon larkspur, red larkspur, orange larkspur, and canyon delphinium, is a flowering herbaceous perennial plant in the buttercup family Ranunculaceae. It is native to low-elevation canyons and slopes, foothills, and mountain ranges of California, US, from the Sierra Nevada to the California Coast Ranges, and of Oregon. It grows below 6,500 feet (2,000 m).