Geranium viscosissimum
sticky purple crane's-bill, sticky purple geranium

Distribution: Widely distributed east of the Cascades crest in Washington; British Columbia to California, east to the Rocky Mountains..

Habitat: Moist meadows and slopes, and forest openings, from the foothills to the middle elevations.

Flowers: May-July

Origin: Native

Growth Duration: Perennial

Conservation Status: Not of concern


Herbaceous perennial, the stems 4-9 dm. tall, with short hairs below often changing to stalked glands above.


Leaves long-petiolate, the blades 5-12 cm. broad, somewhat glandular, palmately parted more than 3/4 their width into 5 obovate, wedge-shaped, sharply-toothed divisions.


Inflorescence of few-flowered cymes; sepals 5, 8-12 mm. long with bristle tips about 2 mm. long; petals 5, 14-20 mm. long, rounded to shallowly notched, pinkish-lavender to purplish, with soft hairs on the lower half; stamens 10, filaments with soft hairs full length; stylar column 2.5-3 cm. long, stigmas 3-6 mmm.


Mericarps 5, 4.5-5.5 mm, not wrinkled, glandular to pubescent; seeds pitted.

Accepted Name:
Geranium viscosissimum Fisch. & C.A. Mey.
Publication: Index Sem. (St. Petersburg) 11: Suppl. 18. 1846.

Synonyms & Misapplications:
(none provided)
Additional Resources:

PNW Herbaria: Specimen records of Geranium viscosissimum in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Geranium viscosissimum checklist entry.

E-Flora BC: Geranium viscosissimum atlas page.

CalPhotos: Geranium viscosissimum photos.

USDA Plants: Geranium viscosissimum information.

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