Origin: Native
Conservation Status: Not of concern
[none provided]
 Occurring east of the Cascades crest in eastern Washington; Washington to Oregon, east to Montana, south to Arizona and New Mexico.
   Occurring east of the Cascades crest in eastern Washington; Washington to Oregon, east to Montana, south to Arizona and New Mexico. Occurring east of the Cascades crest in eastern Washington; Washington to Oregon, east to Montana, south to Arizona and New Mexico.
   Occurring east of the Cascades crest in eastern Washington; Washington to Oregon, east to Montana, south to Arizona and New Mexico. Chiefly east of the Cascades crest in Washington; British Columbia south to California, east to Oklahoma and the Dakotas.
   Chiefly east of the Cascades crest in Washington; British Columbia south to California, east to Oklahoma and the Dakotas. Occurring east of the Cascades crest in Washington; British Columbia to Oregon, east to Saskatchewan and Wyoming.
   Occurring east of the Cascades crest in Washington; British Columbia to Oregon, east to Saskatchewan and Wyoming. Endemic to Wenatchee Mountains and nearby ranges, Chelan, Kittitas, Okanogan Counties, Washington.
   Endemic to Wenatchee Mountains and nearby ranges, Chelan, Kittitas, Okanogan Counties, Washington. East of the Cascades in Washington; Yukon Territory to Colorado.
   East of the Cascades in Washington; Yukon Territory to Colorado. Known from Yakima County in Washington; also known from the Columbia River Gorge area in Oregon, and other scattered locations in southwestern North America.
   Known from Yakima County in Washington; also known from the Columbia River Gorge area in Oregon, and other scattered locations in southwestern North America. Occurring chiefly west of the Cascades crest in Washington; British Columbia to Oregon, also in scattered locations in eastern North America.
   Occurring chiefly west of the Cascades crest in Washington; British Columbia to Oregon, also in scattered locations in eastern North America.PNW Herbaria: Specimen records of Clematis in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Clematis checklist entry
OregonFlora: Clematis information
E-Flora BC: Clematis atlas page
CalPhotos: Clematis photos