Larkspur

Larkspur, any of a genus (Delphinium) of flowering plants of the buttercup family, growing mostly in the temperate zones of the Northern Hemisphere. The loosely clustered flowers, which grow on spikes ranging from 1 to 7 ft (30 cm to 2.1 m), have 5 sepals, one of which forms a spur. Larkspurs may be white, blue, or pink.