Page authors: Don Knoke, David Giblin
Coreopsis tinctoria
calliopsis, Columbia coreopsis

Distribution: Occurring chiefly east of the Cascades crest and along the lower Columbia River in Washington; British Columbia to California, east across North America to the Atlantic Coast.

Habitat: Open and disturbed areas at low to mid elevations where seasonally moist.

Flowers: June-August

Origin: Native

Growth Duration: Annual

Conservation Status: Not of concern


Fibrous-rooted annual, 3-12 dm. tall, with scanty foliage.


Leaves pinnatifid or bipinnatifid, the ultimate segments linear or linear-elliptic, or the upper leaves sometimes entire;


Heads fairly numerous, on long slender peduncles; involucre 5-9 mm. high, the bracts in two series, joined at the base, the outer bracts shorter and linear; ray flowers orange-yellow, 1-2 cm. long, with a prominent reddish-brown blotch at the base; disk flowers darker; receptacle flat, covered with chaffy, linear, pointed bracts.


Achenes black, 2-3 mm long, without wings or beak, the two pappus teeth minute or wanting.

Accepted Name:
Coreopsis tinctoria Nutt.
Publication: J. Acad. Nat. Sci. Philadelphia. 2: 114. 1821.

Synonyms & Misapplications:
Coreopsis atkinsoniana Douglas ex Lindl. [HC]
Coreopsis tinctoria Nutt. var. atkinsoniana (Douglas ex Lindl.) H.M. Parker ex E.B. Sm.
Coreopsis tinctoria Nutt. var. tinctoria
Additional Resources:

PNW Herbaria: Specimen records of Coreopsis tinctoria in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Coreopsis tinctoria checklist entry.

E-Flora BC: Coreopsis tinctoria atlas page.

CalPhotos: Coreopsis tinctoria photos.

USDA Plants: Coreopsis tinctoria information.

22 photographs:
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