Page authors: Don Knoke, David Giblin
Crepis capillaris
smooth hawksbeard
Specimens
Photos

Distribution: Occurring chiefly west of the Cascades crest and east in the Columbia River Gorge in Washington; Alaska to California, east across most of North America to the Atlantic Coast.

Habitat: Roadsides, fields, ditches, wastelots, and other disturbed, open areas at low elevation.

Flowers: May-November

Origin: Introduced from Europe

Growth Duration: Annual, Biennial

Conservation Status: Not of concern

Pollination: Bumblebees, bees, butterflies, flies, beetles, wasps, apomixis?

Description:
General:

Branched annual, 1-9 dm. tall, often covered with short, stiff, pointed yellow hairs throughout, with milky juice.

Leaves:

Basal leaves petiolate, the blade lanceolate to oblanceolate, with fine teeth to pinnatifid, 3-30 cm. long and 5-45 mm. wide; cauline leaves reduced upward, becoming sessile, narrowly lanceolate, clasping and auriculate.

Flowers:

Heads several or numerous, 20-60 flowered; involucre 5-8 mm. high, its inner bracts 8-16, white-woolly and often glandular-bristly with black hairs, becoming spongy-thickened on the back; outer bracts linear, less than half as long as the inner.

Fruits:

Achenes tawny, 1.5-2.5 mm. long, tapered at both ends.

Accepted Name:
Crepis capillaris (L.) Wallr.
Publication: Linnaea. 14: 657. 1840.

Synonyms & Misapplications:
Crepis capillaris (L.) Wallr. var. capillaris
Additional Resources:

PNW Herbaria: Specimen records of Crepis capillaris in the Consortium of Pacific Northwest Herbaria database

WA Flora Checklist: Crepis capillaris checklist entry

OregonFlora: Crepis capillaris information

E-Flora BC: Crepis capillaris atlas page

CalPhotos: Crepis capillaris photos

39 photographs:
Group by