Astragalus miser, the timber milkvetch, is a species of flowering plant in the family Fabaceae. A perennial, it is native to western North America, except California. One of the locoweeds toxic to livestock, it contains miserotoxin.
The Sylix/Okanagan use timber milkvetch blooming as a sign that the edible cambium and inner bark of the lodgepole pine is ready to harvest.
Subtaxa The following varieties are accepted: Astragalus miser var. crispatus – Idaho, Montana Astragalus miser var. decumbens – Montana, Wyoming Astragalus miser var. hylophilus – Idaho, Montana, Wyoming, South Dakota Astragalus miser var. miser – British Columbia, Washington, Oregon, Idaho, Montana Astragalus miser var. oblongifolius – Idaho, Nevada, Utah, Arizona, Wyoming, Colorado, New Mexico Astragalus miser var. praeteritus – Idaho, Montana, Wyoming Astragalus miser var. serotinus – Washington, Oregon, Idaho, Montana Astragalus miser var. tenuifolius – Idaho, Nevada, Utah, Wyoming
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