Page authors: Don Knoke, David Giblin
Taraxacum officinale
common dandelion
WTU specimens
Other herbaria

Distribution: Occurring throughout Washington; introduced throughout North America.

Habitat: Common in disturbed areas, fields, lawns, from the coast to the alpine.

Flowers: March-October

Origin: Introduced from Europe

Conservation Status: Not of concern

Description:
General:

Mostly glabrous perennial herb from a fleshy taproot, strictly scapose, the scape to 50 cm. high, with milky juice.

Leaves:

Leaves all basal, oblanceolate, 6-40 cm. long and 0.7-15 cm. wide, with lobes that angle backward, the terminal lobe the largest, tapering to a narrow base.

Flowers:

Scape hollow, with a few soft hairs upward, terminating in a large, solitary head; involucre 1.5-2.5 cm. high, the bracts in two series, the outer shorter, the inner 13-21, these at first erect, becoming reflexed; corollas all ligulate, bright yellow; the mature achenes and the white pappus form a ball.

Fruits:

Body of the achene light brown, 3-4 mm. long, with a beak 2.5-4 times as long as the body.

Accepted Name:
Taraxacum officinale F.H. Wigg.
Publication: Prim. Fl. Holsat. 56. 1780. 1780.

Synonyms & Misapplications:
Taraxacum officinale F.H. Wigg. ssp. vulgare (Lam.) Schinz & R. Keller
Additional Resources:

PNW Herbaria: Specimen records of Taraxacum officinale in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Taraxacum officinale checklist entry.

E-Flora BC: Taraxacum officinale atlas page.

CalPhotos: Taraxacum officinale photos.

USDA Plants: Taraxacum officinale information.

39 photographs:
Group by