Lewisia
bitterroot, lewisia
Specimens
Photos
Origin: Native
Conservation Status: Not of concern
Description:
[none provided]
Accepted Name:
Lewisia
Publication: Fl. Amer. Sept. 2: 360. 1814.
Publication: Fl. Amer. Sept. 2: 360. 1814.
Synonyms & Misapplications:
(none provided)
Species in Lewisia:
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Lewisia columbiana – Columbia lewisia
Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east to Idaho and Montana. -
var. columbiana – Columbia lewisia Occurring east of the Cascades crest in Washington; southern British Columbia to central Washington, vicinity of Columbia River Gorge, and central Cascades in Oregon.
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var. rupicola – Columbia lewisia Occurring in the Olympic Mountains and Mt. Rainier in Washington; southern Vancouver Island, British Columbia to Clatsop County, Oregon.
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var. wallowensis
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Lewisia cotyledon – Siskiyou lewisia Occurring west of the Cascades crest in the Goat Rocks Wilderness, where it has been intentionally planted and may persist; otherwise southwestern Oregon to adjacent California.
- var. cotyledon
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Lewisia nevadensis – Nevada bitterroot Occurring along and east of the Cascades crest, and in the Blue Mountains in Washington; southern British Columbia to California, east to the Rocky Mountains.
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Lewisia pygmaea – least bitterroot, alpine lewisia, dwarf lewisia Occurring in the Olympic and Cascade Mountains of Washington; British Columbia south to California, east to the Rocky Mountains.
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Lewisia rediviva – bitterroot Occurring east of the Cascades crest in Washington; southern British Columbia to California, east to Montana, Wyoming, Utah, Colorado, and Arizona.
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var. rediviva – bitterroot Occurring east of the Cascades crest in Washington; southern British Columbia to California, east to Montana, Wyoming, Utah, Colorado, and Arizona.
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Lewisia triphylla – three leaf bitterroot, three leaf lewisia Occurring chiefly east of the Cascades crest in Washington; Washington to California, east to Montana and south in the Rocky Mountains.
Additional Resources:
PNW Herbaria: Specimen records of Lewisia in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Lewisia checklist entry
OregonFlora: Lewisia information
E-Flora BC: Lewisia atlas page
CalPhotos: Lewisia photos
303 photographs:
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