Hyoscyamus niger (Black Henbane)
Solanaceae (Nightshade)
Noxious Weed!
Black Henbane is a noxious weed that grows on disturbed sites and overgrazed pastures. It is a large plant, growing to 3 feet tall. Leaves are lobed and hairy, with a strong odor. Flowers are large and cream-colored with dark purple veins. Plants are toxic to livestock. Report Black Henbane to your local weed district supervisor.

Vegetation zone:   Montane
Time of bloom:  June - September
Origin:  Introduced   Noxious Weed
Eastern Colorado Wildflowers