Page authors: Don Knoke, David Giblin
Hieracium caespitosum
meadow hawkweed, yellow king devil

Distribution: Widely distributed on both sides of the Cascades crest in Washington; British Columbia to Oregon, east to Idaho, Montana, and Wyoming; also occurring throughout eastern North America.

Habitat: Moist pastures, forest openings, roadsides, and springs, from the lowlands to middle elevations in the mountains, usually where disturbed.

Flowers: June-August

Origin: Introduced from Europe

Growth Duration: Perennial

Conservation Status: Not of concern

Pollination: Bumblebees, bees, butterflies, flies


Perennial from fibrous roots and long rhizomes, the bristly stems 2-9 dm. tall, with milky juice.


Leaves all basal except for 1 or 2 very small cauline leaves, with long bristles on both sides, oblanceolate-linear, up to 1 dm. long.


Heads several in a compact terminal cluster, the corollas all ligulate and bright yellow.

Accepted Name:
Hieracium caespitosum Dumort.
Publication: Fl. Belg. 62. 1827.

Synonyms & Misapplications:
Hieracium pratense Tausch [HC]
Additional Resources:

PNW Herbaria: Specimen records of Hieracium caespitosum in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Hieracium caespitosum checklist entry.

OregonFlora: Hieracium caespitosum information.

E-Flora BC: Hieracium caespitosum atlas page.

CalPhotos: Hieracium caespitosum photos.

USDA Plants: Hieracium caespitosum information.

32 photographs:
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