United States of America, Colorado, Jefferson, Golden, Ranson/Edwards Homestead Open Space Park, High plains above Rocky Flats, 16.25 km north northwest of Golden, 1.8 miles north of CO State Highway 72 on Plainview Road, then 185 m. west southwest of Plainview Road.
39.89413301 -105.270393 WGS84
1986 meters (6514ft)
Perennial, pappus of short and long capillary bristles, leaves and phyllaries eglandular.