Leafy False Goldenweed
Oönopsis foliosa var. foliosa (Pyrrocoma foliosa)

Family: Sunflower (Asteraceae)
AKA: Leafy-bracted Goldenweed
Photo taken on: June 15, 2014
Location: Walsenburg Airfield, Eastern CO
Life Zones: Plains and foothills
Habitat: Short-grass prairie, rocky soil, disturbed soil

Grows in a mound to 1 foot with leafy stems. Leaves are oblong, 2" to 4" long and ½" wide. Flower heads are 1 ½" across and surrounded by leaf-like bracts. Grows east of the Rockies in Colorado and Wyoming.

Flora of North America reference.