Distribution: Chiefly east of the Cascades crest in Washington; British Columbia south to California, east to Oklahoma and the Dakotas.
Habitat: River valleys and sagebrush desert to ponderosa pine forests.
Flowers: June-September
Origin: Native
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Bumblebees, bees, flies
Strong, woody, dioecious climbing vine to 20 m. long.
Leaves pinnately compound with 5-7 narrowly to broadly ovate-cordate leaflets 3-6 cm. long, coarsely few-toothed or lobed.
Flowers in several-flowered bracteate panicles; sepals 4, creamy white, narrowly oblong-lanceolate, 6-15 mm. long; petals none; staminate flowers without vestigial pistils; pistillate flowers with numerous, sterile stamens.
Achenes hairy; styles persistent, 2.5-5 cm. long.
Publication: Fl. N. Amer. 1: 9. 1838.
Clematis ligusticifolia Nutt. var. ligusticifolia [KZ99]
Clematis neomexicana Wooton & Standl.
Clematis suksdorfii B.L. Rob.
PNW Herbaria: Specimen records of Clematis ligusticifolia in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Clematis ligusticifolia checklist entry.
OregonFlora: Clematis ligusticifolia information.
E-Flora BC: Clematis ligusticifolia atlas page.
CalPhotos: Clematis ligusticifolia photos.
USDA Plants: Clematis ligusticifolia information.
