Mountain Tarweed
Madia glomerata

Family: Sunflower (Asteraceae)
AKA: Clustered Tarweed
Photo taken on: August 4, 2007
Location: Beckwith Pass Trail, GV, CO
Life Zones: Foothills to montane
Habitat: Dry roadsides

Grows to 3ft tall and is sticky, hairy and smells of tar. Flower has one large, three-lobed petal.

Flora of North America reference.