Astragalus miser, the timber milkvetch, is a species of flowering plant in the family Fabaceae.[4] A perennial, it is native to western North America, except California.[3] One of the locoweeds toxic to livestock, it contains miserotoxin.[5]
| Astragalus miser | |
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| Close-up of flowers | |
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| Habit | |
Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Rosids |
| Order: | Fabales |
| Family: | Fabaceae |
| Subfamily: | Faboideae |
| Genus: | Astragalus |
| Species: | A. miser
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| Binomial name | |
| Astragalus miser | |
| Synonyms[3] | |
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List
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Subtaxa edit
The following varieties are accepted:[3]
- Astragalus miser var. crispatus (M.E.Jones) Cronquist – Idaho, Montana
- Astragalus miser var. decumbens (Nutt.) Cronquist – Montana, Wyoming
- Astragalus miser var. hylophilus (Rydb.) Barneby – Idaho, Montana, Wyoming, South Dakota
- Astragalus miser var. miser – British Columbia, Washington, Oregon, Idaho, Montana
- Astragalus miser var. oblongifolius (Rydb.) Cronquist – Idaho, Nevada, Utah, Arizona, Wyoming, Colorado, New Mexico
- Astragalus miser var. praeteritus Barneby – Idaho, Montana, Wyoming
- Astragalus miser var. serotinus (A.Gray ex E.Cooper) Barneby – Washington, Oregon, Idaho, Montana
- Astragalus miser var. tenuifolius (Nutt.) Barneby – Idaho, Nevada, Utah, Wyoming
References edit
- ^ Contu, S. (2012). "Astragalus miser". IUCN Red List of Threatened Species. 2012: e.T19893117A20016896. doi:10.2305/IUCN.UK.2012.RLTS.T19893117A20016896.en. Retrieved 8 November 2023.
- ^ NatureServe (2024). "Astragalus miser". Arlington, Virginia. Retrieved 19 April 2024.
- ^ a b c "Astragalus miser Douglas ex Hook". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 8 November 2023.
- ^ Marcus, Joseph A. (27 June 2023). "Astragalus miser Douglas ex Hook". Plant Database. Lady Bird Johnson Wildflower Center. Retrieved 8 November 2023.
- ^ Stermitz, Frank R.; Norris, Frank A.; Williams, Miles Coburn (1969). "Miserotoxin, new naturally occurring nitro compound". Journal of the American Chemical Society. 91 (16): 4599–4600. doi:10.1021/ja01044a078.
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