Astragalus lentiginosus var. iodanthus, synonym Astragalus iodanthus, is a variety of Astragalus lentiginosus, a flowering plant in the legume family, Fabaceae.[1] It is known by the common names Humboldt River milkvetch[2] and violet milkvetch.[3] It is native to the western United States, where its range includes California, Idaho, Nevada, Oregon, and Utah.[3] It grows on hills and in valleys[4] in barren sandy and volcanic soils[5] in habitat such as sagebrush.[6]
| Astragalus lentiginosus var. iodanthus | |
|---|---|
| |
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Rosids |
| Order: | Fabales |
| Family: | Fabaceae |
| Subfamily: | Faboideae |
| Genus: | Astragalus |
| Species: | |
| Variety: | A. l. var. iodanthus
|
| Trinomial name | |
| Astragalus lentiginosus var. iodanthus | |
| Synonyms[1] | |
| |
This perennial herb produces several prostrate stems up to 40 centimeters long. The compound leaves are made up of 9 to 21 rounded or teardrop-shaped leaflets each up to 1.8 centimeters long. The inflorescence is a raceme of flowers in shades of reddish purple or white to cream with a purple tip on the keel petal. There are up to 25 flowers in a raceme, and they are crowded when first blooming but spread out over time. The fruit is a legume pod up to 4 centimeters long, becoming dark, mottled, and papery to leathery with age.[7][8]
References
edit- ^ a b c "Astragalus lentiginosus var. iodanthus (S.Watson) J.A.Alexander". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 2023-04-06.
- ^ Astragalus iodanthus. USDA PLANTS.
- ^ a b Astragalus iodanthus. NatureServe. 2012.
- ^ A. iodanthus var. iodanthus. The Jepson eFlora 2013.
- ^ A. iodanthus var. diaphanoides. The Jepson eFlora 2013.
- ^ A. iodanthus var. iodanthus. Calflora 2013.
- ^ Astragalus iodanthus. The Jepson eFlora 2013.
- ^ "Astragalus iodanthus".
 | This Astragalus-related article is a stub. You can help Wikipedia by expanding it. |