Page authors: Don Knoke, David Giblin
Hieracium longiberbe
long-bearded hawkweed

Distribution: Occurring in the Columbia River Gorge in Washington; south-central Washington to adjacent north-central Oregon; endemic to the Columbia River Gorge.

Habitat: Dry rocky slopes and ledges.

Flowers: June-July

Origin: Native

Growth Duration: Perennial

Conservation Status: Not of concern

Pollination: Bees, flies, beetles, wasps


Perennial herbs with milky juice, the stems 3-6 dm. tall, sub-glabrous or with a few long bristles.


: Leaves alternate, several, the lowermost reduced and early-deciduous, those next above the largest, up to 12 cm. long and 3 cm. wide, the middle ones well developed and only gradually reduced upward; leaves thin, often toothed, with bristly hairs on the margins, but sparsely hairy to glabrous on the surfaces.


Heads few to several in a flat-topped inflorescence; involucre 9-11 mm.high, with fine, stellate hairs and a few long bristles; corollas all ligulate, yellow



Accepted Name:
Hieracium longiberbe Howell
Publication: Fl. N.W. Amer. 395. 1901.

Synonyms & Misapplications:
(none provided)
Additional Resources:

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

WA Flora Checklist: Hieracium longiberbe checklist entry.

OregonFlora: Hieracium longiberbe information.

E-Flora BC: Hieracium longiberbe atlas page.

CalPhotos: Hieracium longiberbe photos.

USDA Plants: Hieracium longiberbe information.

4 photographs:
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