Page author: David Giblin
Coptis laciniata
Oregon goldthread

Distribution: Occurring west of the Cascades crest from the Olympic Peninsula south in Washington; Washington to California.

Habitat: Moist woods at low elevations.

Flowers: April-August

Origin: Native

Growth Duration: Perennial

Conservation Status: Not of concern


Low, scapose perennials from slender, yellowish rhizomes, the scapes 5-12 cm. tall, shorter than the leaves.


Leaves all basal, long-petiolate, leathery, evergreen, the blades ternate-pinnatifid, the main leaflets 2-4 cm. long, ternately divided nearly to the base; secondary leaflets lobed halfway to the mid-vein, sharply toothed.


Scapes 1- to 2-flowered, 5-12 cm. long, slightly shorter than the leaves; sepals 5-8, linear-lanceolate, 6-10 mm. long, whitish, petaloid; petals 5-7, small, slenderly clawed, the blade narrowly lanceolate, basally glandular; stamens 15-25; pistils 5-10.


Follicles 8-12 mm. long, on a stipe.

Accepted Name:
Coptis laciniata A. Gray
Publication: Bot. Gaz. 12:297. 1887.

Synonyms & Misapplications:
(none provided)
Additional Resources:

PNW Herbaria: Specimen records of Coptis laciniata in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Coptis laciniata checklist entry.

OregonFlora: Coptis laciniata information.

E-Flora BC: Coptis laciniata atlas page.

CalPhotos: Coptis laciniata photos.

USDA Plants: Coptis laciniata information.

16 photographs:
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