Fabaceae
Palouse milkvetch
Astragalus arrectus
- Family
- Fabaceae
- Genus
- Astragalus
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Common names
By language (1)
- English
- Palouse milkvetch
Synonyms
- Astragalus arrectus var. arrectus
- Astragalus arrectus var. palousensis (Piper) M.E.Jones
- Astragalus leucophyllus Hook.
- Astragalus palousensis Piper
- Phaca arrecta (A.Gray) Piper
- Tium arrectum (A.Gray) Rydb.
Flowers
- In flower
- April to May (from 11 flowering iNaturalist observations worldwide)
Characteristics
- Growth habit
- Forb/herb
- Lifespan
- Perennial
- In the US and Canada
- Lower 48 states: native
Photos
Photo: Dean Wm. Taylor, CC BY 2.0, from Wikimedia Commons 
Photo: Walter Fertig, CC0, from iNaturalist 
Photo: Walter Fertig, CC0, from Wikimedia Commons
More in Astragalus
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- Arenarious milk-vetchAstragalus arenariusFabaceae
- Alpine milkvetchAstragalus alpinusFabaceae
- Pallid milk vetchAstragalus frigidusFabaceae
- Astragalus boeticusFabaceae
- Mountain lentilAstragalus penduliflorusFabaceae
- Astragalus austriacusFabaceae
- Astragalus onobrychisFabaceae
- Indian milkvetchAstragalus australisFabaceae
- Astragalus alopecurusFabaceae
Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.