Page author: David Giblin
Eschscholzia californica
California poppy
WTU specimens
Other herbaria

Distribution: Occurring in locations on both sides of the Cascades crest in Washington; British Columbia south to California, east to Arizona and New Mexico.

Habitat: Open, often rocky areas, at low elevations.

Flowers: May-September

Origin: Introduced

Conservation Status: Not of concern


Glabrous, glaucous perennial herbs from a deep taproot, the 1-several stems 1-5 dm. tall.


Leaves mostly basal, petiolate, repeatedly ternately divided into linear segments.


Flowers solitary on axillary or terminal, scapose peduncles 6-20 cm. long; receptacle cone-shaped with a spreading outer rim 1-2 mm. wide; sepals 2, coherent into a hood-like structure that is pushed off as the petals open; petals 4, obovate with a wedge-shaped base, 8-40 mm. long, pale yellow to orange; stamens numerous; style absent; stigmas 4, linear, erect.


Capsule linear.

Accepted Name:
Eschscholzia californica Cham.
Publication: Horae Phys. Berol. 73, plate 15. 1820.

Synonyms & Misapplications:
(none provided)
ssp. californica – California poppy
Additional Resources:

PNW Herbaria: Specimen records of Eschscholzia californica in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Eschscholzia californica checklist entry.

E-Flora BC: Eschscholzia californica atlas page.

CalPhotos: Eschscholzia californica photos.

USDA Plants: Eschscholzia californica information.

23 photographs:
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