Clematis hirsutissima var. hirsutissima
Douglas' clematis
Specimens
Photos

Distribution: Occurring east of the Cascades crest in eastern Washington; Washington to Oregon, east to Montana, south to Arizona and New Mexico.

Habitat: Meadows, grasslands, and forest openings.

Flowers: May-June

Origin: Native

Growth Duration: Perennial

Conservation Status: Not of concern

Pollination: Bumblebees, bees, flies

Description:
General:

Stems simple and erect, woody vine.

Leaves:

Blade primary, leaflets number from 7-13, sometimes not distinctly differentiated; narrowly linear to lanceolate, 1-6 cm x 0.5-6mm; surfaces nearly glabrous to lightly hirsute.

Accepted Name:
Clematis hirsutissima Pursh var. hirsutissima
Publication: Fl. Amer. Sept. 2: 385. 1814.

Synonyms & Misapplications:
Clematis hirsutissima Pursh var. arizonica (A. Heller) R.O. Erickson
Viorna arizonica (A. Heller) A. Heller
Viorna bakeri (Greene) Rydb.
Viorna eriophora Rydb.
Viorna jonesii (Kuntze) Rydb.
Viorna wyethii (Nutt.) Rydb.
Additional Resources:

PNW Herbaria: Specimen records of Clematis hirsutissima var. hirsutissima in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Clematis hirsutissima var. hirsutissima checklist entry.

OregonFlora: Clematis hirsutissima var. hirsutissima information.

E-Flora BC: Clematis hirsutissima var. hirsutissima atlas page.

CalPhotos: Clematis hirsutissima var. hirsutissima photos.

USDA Plants: Clematis hirsutissima var. hirsutissima information.

2 photographs:
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