Astragalus
locoweed, milk-vetch, poison-vetch, rattle-pod
Specimens
Photos
Origin: Native
Conservation Status: Not of concern
Description:
[none provided]
Accepted Name:
Astragalus
Synonyms & Misapplications:
(none provided)
Species in Astragalus:
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Astragalus agrestis – cock's-head, field milk vetch, purple milk vetch
Occurring east of the Cascades crest in Washington; Yukon Territory to California, east across North America to Canada's Atlantic Coast. -
Astragalus alpinus – alpine milk-vetch, purple milk-vetch Occurring east of the Cascades crest in the north-central region of Washington; Alaska to northeastern Oregon and northeastern Nevada, east to the Rocky Mountains; circumboreal.
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var. alpinus – alpine milk-vetch Occurring east of the Cascades crest in the north-central region of Washington; Alaska to northeastern Oregon and northeastern Nevada, east to the Rocky Mountains; circumboreal.
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Astragalus arrectus – hanging pod milk-vetch, Palouse milk-vetch Occurring east of the Cascades crest in Washington, where known from Lincoln and Whitman; eastern Washington to adjacent Idaho.
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Astragalus arthuri – Arthur's milk-vetch Occurring east of the Cascades crest, where known only from Asotin County in Washington; southeastern Washington to northeastern Oregon and adjacent west-central Idaho.
- Astragalus arthurii
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Astragalus asotinensis – Asotin milk-vetch Occurring east of the Cascades crest, where known only from Asotin County in Washington; Endemic to Snake River Canyon of southeastern Washington and adjacent Idaho.
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Astragalus australis – Indian milk-vetch, subarctic milk-vetch Occurring west of the Cascades crest in the Olympic Mountains in Washington; Alaska to the Olympic mountains, northeastern Oregon, Nevada, Utah, and Colorado, east to the Great Plains and eastern Canada.
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var. cottonii – Cotton's milk-vetch, Cotton's milkvetch Occurring west of the Cascades crest, where endemic to Olympic Mountains in Washington.
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Astragalus beckwithii – Beckwith's milk-vetch Occurring east of the Cascades crest in the southeastern region of Washington; southeastern Washington to northeastern Nevada, east to western Idaho along the Snake River drainage, also disjunct in Kamloops, British Columbia.
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var. weiserensis – Beckwith's milk-vetch Occurring east of the Cascades crest in the southeastern region of Washington; southeastern Washington to northeastern Nevada, east to western Idaho along the Snake River drainage, also disjunct in Kamloops, British Columbia.
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Astragalus canadensis – Canada milk-vetch Occurring east of the Cascades crest in Washington; British Columbia to California, east across North America to the Atlantic Coast.
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var. brevidens – Canada milk-vetch Occurring east of the Cascades crest in Washington; south-central British Columbia to California, east to Montana, Wyoming, Utah, and Nevada.
- var. canadensis – Canada milk-vetch Occurring east of the Cascades crest in northeastern Washington; central British Columbia to northeastern Washington, east to the Atlantic Coast.
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var. mortonii – Morton's Canadian milk-vetch Occurring east of the Cascades crest in Washington; southeastern British Columbia to northeastern Oregon, east to western Montana.
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Astragalus caricinus – buckwheat milk-vetch Occurring east of the Cascades crest in the south-central Washington; Washington south along the Snake River corridor to Oregon and southwestern Idaho.
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Astragalus cicer – chickpea milk-vetch Occurring In scattered locations chiefly east of the Cascades crest in Washington; Alaska to California, east to the Rocky Mountain states and in eastern North America.
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Astragalus collinus – hill milk-vetch, hillside milk-vetch Occurring east of the Cascades crest in Washington; southern British Columbia to Oregon, east to west-central Idaho along the Snake and Clearwater Rivers.
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var. collinus – hillside milk-vetch Occurring east of the Cascades crest in Washington; southern British Columbia to Oregon, east to west-central Idaho along the Snake and Clearwater Rivers.
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Astragalus columbianus – Columbian milk-vetch Occurring east of the Cascades crest in Washington, where endemic to south-central Washington.
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Astragalus conjunctus – basalt milk-vetch, stiff milk-vetch Occurring east of the Cascades crest from south-central to southeastern Washington; Washington to southeast Oregon and adjacent southwestern Idaho.
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var. rickardii – stiff milk-vetch Occurring east of the Cascades crest in Benton County in Washington; Benton County to Wasco County, Oregon.
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Astragalus cusickii – Cusick's milk-vetch Occurring east of the Cascades crest in southeastern Washington; Washington to east-central Oregon, east to central Idaho.
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var. cusickii – Cusick's milk-vetch Occurring east of the Cascades crest in southeastern Washington; Washington to east-central Oregon, east to central Idaho.
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Astragalus diaphanus – John Day milk-vetch, transparent milk-vetch Known historically from Klickitat County in Washington, but now thought to be extirpated; Klickitat County, Washington to Wheeler and Grant counties in Oregon.
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Astragalus falcatus – Russian milk-vetch, sickle milk-vetch Occurring east of the Cascades crest, where known from Whitman County in Washington; British Columbia to Washington and Montana, also in a few scattered locations across North America.
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Astragalus filipes – basalt milk-vetch Occurring east of the Cascades crest in Washington; British Columbia to northeast California, east to Nevada and Idaho.
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Astragalus geyeri – Geyer's milk-vetch Occurring east of the Cascades crest in south-central Washington; disjunct in British Columbia and along Columbia River of Washington and north-central Oregon; otherwise southeastern Oregon to Nevada and California, east to Montana, Wyoming, and Utah.
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var. geyeri – Geyer's milk-vetch Occurring east of the Cascades crest in south-central Washington; disjunct in British Columbia and along Columbia River of Washington and north-central Oregon; otherwise southeastern Oregon to Nevada and California, east to Montana, Wyoming, and Utah.
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Astragalus hoodianus – Hood River milk-vetch Occurring in the east end of the Columbia River Gorge in Klickitat County in Washington; Klickitat County, Washington to Hood River and Wasco counties in Oregon.
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Astragalus inflexus – bent milk-vetch, hairy milk-vetch Occurring east of the Cascades crest in Washington; south-central Washington to Oregon, east to Idaho and Montana.
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Astragalus kentrophyta – spiny milk-vetch, thistle milk-vetch Known historically from Walla Walla County but considered extirpated; southern Alberta to east-central California, east to Rocky Mountains and northern Great Plains.
- var. douglasii – spiny millk-vetch, thistle milk-vetch Historically endemic to vicinity of Walla Walla County in Washington, but now believed to be extinct.
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Astragalus laxmannii – Laxmann's milk-vetch, standing milk-vetch Occurring in north-central and eastern Washington; Yukon Territory to Washington, east to the Rocky Mountains and Minnesota.
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var. robustior – standing milk-vetch
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Astragalus leibergii – Leiberg's milk-vetch Endemic to Douglas, Kittitas and Chelan counties of central Washington.
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Astragalus lentiginosus – freckled milk-vetch, specklepod milk-vetch Occurring east of the Cascades crest in Washington; British Columbia to California, east to Montana and Texas.
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var. lentiginosus – freckled milk-vetch, specklepod milk-vetch
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Astragalus lyallii – Lyall's milk-vetch Endemic to Washington from Kittitas and Douglas counties south to Benton, east to Grant and Adams counties.
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Astragalus microcystis – lesser-bladder milk-vetch Occurring chiefly east of the Cascades crest in the northeastern counties of Washington, but also disjunct on the Olympic Peninsula; southern British Columbia to Washington, east to Montana and Wyoming.
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Astragalus misellus – pauper milk-vetch Occurring east of the Cascades crest in Washington; Washington to Oregon.
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var. pauper – pauper milk-vetch Endemic to east of the Cascades crest in Washington, from Douglas to Klickitat counties.
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Astragalus miser – weedy milk-vetch Occurring east of the Cascades crest in Washington; southern British Columbia to central Washington, Rocky Mountains and northern Great Plains.
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var. miser – weedy milk-vetch Occurring in the northeastern counties in Washington; southern British Columbia to adjacent Washington, east to Montana.
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var. serotinus – weedy milk-vetch Occurring east of the Cascades in the central and eastern areas of Washington; southern British Columbia to central Washington, east to Alberta and western Montana.
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Astragalus pulsiferae – Ames's milk-vetch Known only from Mt. Adams and Klickitat County in Washington; Occurring in the northern Sierra Nevada of California and adjacent Nevada; not reported from Oregon.
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var. suksdorfii – Ames's milk-vetch Known from Mt. Adams and Klickitat County in Washington.
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Astragalus purshii – Pursh's milk-vetch, woolly-pod milk-vetch Occurring east of the Cascades crest in Washington; British Columbia to California, east to the Rocky Mountains and northern Great Plains.
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var. glareosus – woolly-pod milk-vetch Occurring east of the Cascades crest in Washington; British Columbia to Oregon, east to Idaho and Nevada.
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var. purshii – Pursh's milk-vetch, woolly-pod milk-vetch Occurring east of the Cascades crest in Washington; southern British Columbia to California, east to the Rocky Mountains and northern Great Plains.
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Astragalus reventiformis – Yakima milk-vetch Occurring east of the Cascades crest in Washington; Washington to Sherman County in Oregon.
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Astragalus reventus – Blue Mts. milk-vetch, longleaf milk-vetch Occurring east of the Cascades crest in the southeastern counties in Washington; Washington to northeastern Oregon.
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Astragalus riparius – Piper's milk-vetch Occurring east of the Cascades crest in the southeastern counties in Washington; southeastern WA east to adjacent Idaho.
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Astragalus robbinsii – Robbins's milk-vetch Occurring east of the Cascades crest in the northern counties in Washington; Alaska to Oregon,east to Alberta and south in the Rocky Mountains to Colorado, also in eastern North America.
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var. minor – Robbin's milk-vetch Occurring east of the Cascades in the north-central counties in Washington; Alaska to Oregon east to the Rocky Mountains, also in eastern North America.
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Astragalus sclerocarpus – stalked-pod milk-vetch, The Dalles milk-vetch, woody-pod milk-vetch Occurring east of the Cascades crest chiefly in the Columbia River Basin and Columbia River Gorge in Washington; south-central British Columbia to north-central Oregon.
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Astragalus sheldonii – Sheldon's milk-vetch Occurring east of the Cascades crest in Asotin County in Washington; southeastern Washington to Oregon, east to Idaho.
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Astragalus sinuatus – Whited's milk-vetch Endemic to Chelan County in Washington.
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Astragalus spaldingii – Spalding's milk-vetch Occurring east of the Cascades crest in Washington; central Washington to northeast Oregon, east to western Idaho.
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Astragalus speirocarpus – curve-pod milk-vetch, medic milk-vetch, spiral-pod milk-vetch Endemic to Washington from Kittitas County south to Klickitat County, east to Grant and Benton Counties.
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Astragalus succumbens – crouching milk-vetch, sprawling milk-vetch Occurring east of the Cascades crest in Washington from Kittitas and Grant counties south; Washington to Umatilla and Gilliam Counties, Oregon.
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Astragalus tenellus – pulse milkvetch Disjunct in Douglas County in Washington; Yukon to southeastern Oregon and Nevada, east to Rocky Mountains.
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Astragalus tweedyi – Tweedy's milk-vetch Occurring east of the Cascades crest in Washington, from Yakima County south; central Washingtonto north-central Oregon near the Columbia River and lower Deschutes River.
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Astragalus whitneyi – balloon milk-vetch Occurring east of the Cascades crest in Washington; central Washington to California, east to Idaho and Nevada.
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var. sonneanus – balloon milk-vetch Occurring east of the Cascades crest in Washington; central Washington to eastern Oregon, east to central Idaho.
Additional Resources:
PNW Herbaria: Specimen records of Astragalus in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Astragalus checklist entry
OregonFlora: Astragalus information
E-Flora BC: Astragalus atlas page
CalPhotos: Astragalus photos
1333 photographs:
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