Page author: Don Knoke
Navarretia squarrosa
skunkweed
WTU specimens
Other herbaria

Distribution: West of the Cascades, from southern Vancouver Island, British Columbia, to California.

Habitat: Open places, mostly at low elevations.

Flowers: June - September

Origin: Native

Conservation Status: Not of concern

Description:
General:

Erect, simple or moderately branched, glandular-hairy annual up to 4 dm. tall, smelling of skunk.

Leaves:

Leaves firm and spiny, pinnatifid or bipinnatifid, up to 6 cm. long, the terminal segment not elongate.

Flowers:

Inflorescence of dense, leafy-bracteate heads terminating the stem and branches, the heads often 3 cm. thick, the bracts pinnatifid; calyx 8-14 mm. long, the 5 lobes nearly equal, mostly entire; corolla pale to deep blue, about equal to the calyx, the 5 lobes 2-3 mm. long, three veined; filaments 1-4 mm. long, inserted at least 2.5 mm. below the sinuses of the corolla; stigmas 3; ovary 3-celled, superior.

Fruits:

Inflorescence of dense, leafy-bracteate heads terminating the stem and branches, the heads often 3 cm. thick, the bracts pinnatifid; calyx 8-14 mm. long, the 5 lobes nearly equal, mostly entire; corolla pale to deep blue, about equal to the calyx, the 5 lobes 2-3 mm. long, three veined; filaments 1-4 mm. long, inserted at least 2.5 mm. below the sinuses of the corolla; stigmas 3; ovary 3-celled, superior.

Accepted Name:
Navarretia squarrosa (Eschsch.) Hook. & Arn.
Publication: Bot. Beechey Voy. 368. 1839.

Synonyms & Misapplications:
Gilia squarrosa (Eschsch.) Hook. & Arn.
Additional Resources:

PNW Herbaria: Specimen records of Navarretia squarrosa in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Navarretia squarrosa checklist entry.

E-Flora BC: Navarretia squarrosa atlas page.

CalPhotos: Navarretia squarrosa photos.

USDA Plants: Navarretia squarrosa information.

9 photographs:
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