Page author: David Giblin
Orthocarpus luteus
golden-tongue owl-clover

Distribution: East of the Cascades in Washington; British Columbia south to California, east to Manitoba and Nebraska.

Habitat: Low ground, from the plains to moderate elevations in the mountains.

Flowers: June-August

Origin: Native

Growth Duration: Annual

Conservation Status: Not of concern


Slender annual, the stem usually simple, 1-4 dm. tall; herbage spreading-hairy throughout, with some of the hairs in the inflorescence gland-tipped.


Leaves alternate, all cauline, 1.5-4 cm. long, linear or lance-linear, usually entire, but some may be trifid; bracts gradually differentiated from the leaves, becoming shorter, broader and more cleft.


Inflorescence a spike, becoming elongate; calyx short, about equally 4-lobed; corolla 9-14 mm. long, golden yellow, bilabiate, gradually expanded to an inflated lower lip, minutely 3-toothed; upper lip hooded, enclosing the 4 stamens, short and broad, about equal to the lower lip.



Accepted Name:
Orthocarpus luteus Nutt.
Publication: Gen. N. Amer. Pl. 2: 57-58. 1818.

Synonyms & Misapplications:
(none provided)
Additional Resources:

PNW Herbaria: Specimen records of Orthocarpus luteus in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Orthocarpus luteus checklist entry.

E-Flora BC: Orthocarpus luteus atlas page.

CalPhotos: Orthocarpus luteus photos.

USDA Plants: Orthocarpus luteus information.

16 photographs:
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