Pyrrocoma
goldenweed
4 species
3 subspecies and varieties
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Pyrrocoma carthamoideslarge-flowered goldenweed
Distribution: Occurring east of the Cascades crest in Washington; British Columbia south to California, east to Idaho, Montana, Wyoming, and Nevada.
Habitat: Open hillsides and meadows, from the valleys and plains to moderate elevations in the mountains.
Origin: Native
Flowers: July-August
var. carthamoides – Columbia goldenweed, rayless goldenweed
var. cusickii – narrowhead goldenweed
Pyrrocoma hirtahairy goldenweed, sticky goldenweed
Distribution: Mountains of central Washington, and the mountains of northeast Oregon and adjacent Washington and Idaho, south to northeast California.
Habitat: Meadows and open or sparsely wooded slopes in the foothills to moderate elevations in the mountains.
Origin: Native
Flowers: July - August
var. sonchifolia – large sticky goldenweed
Pyrrocoma liatriformisPalouse goldenweed
Distribution: Occurring in the Palouse region of southeastern Washington.
Habitat: Grassy hillsides and prairies.
Origin: Native
Flowers: July-August
Pyrrocoma scaberulapalouse goldenweed
Distribution: Occurring in the southeastern corner of Washington, northeast Oregon and into Idaho.
Habitat: Grasslands and open hillsides at low to mid elevations.
Origin: Native
Flowers: July-August