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Toano milkvetch
Scientific Name: Astragalus toanus
Family: Fabaceae
Category: Dicot
Growth: Forb/herb
Duration: Perennial
Other Names:
Toano Milkvetch (Astragalus toanus)
Toano milkvetch, scientifically known as Astragalus toanus, is a perennial forb/herb belonging to the Fabaceae (Pea) family. It is also commonly referred to as Toano milk-vetch.
Considerations for Pets
- Toano milkvetch contains miserotoxin, a highly toxic aliphatic nitro compound.
- The plant also contains selenium, and absorption of selenium by milkvetch species is known.
- The LD50 for chicks fed Toano milkvetch was 67.8 mg NO2/kg plus 2.7 mg Se/kg.
Scientific Classification
- Kingdom: Plantae
- Order: Fabales
- Family: Fabaceae (Pea Family)
- Genus: Astragalus L.
- Species: Astragalus toanus M.E. Jones
- Variety: Astragalus toanus var. toanus M.E. Jones (Toano milkvetch)
- Variety: Astragalus toanus var. scidulus S.L. Welsh & N.D. Atwood (Toano milkvetch Diamond Butte milkvetch)
Nomenclature and Synonyms
- Accepted Scientific Name: Astragalus toanus M.E. Jones
- Common Names: Toano milkvetch, Toano milk-vetch
- Synonyms:
- Astragalus campylophyllus Greene
- Cnemidophacos toanus (M.E. Jones) Rydb.
Distribution and Habitat
- Toano milkvetch grows in a few western states.
- It prefers valley floors.
- Specific mentions include Arizona and California (Lone Pine).
- It has been found in the Goshute Valley and Toano Ranges.
Morphological Characteristics
- Toano milkvetch is a perennial forb/herb.
Quirky Facts
- Toano milkvetch blooms in May and June.
Further Information
- Discover Life provides information on the biology, natural history, ecology, identification, and distribution of Astragalus toanus.
- The Oregon Flora Project offers information on Astragalus toanus.
- ITIS (Integrated Taxonomic Information System) contains taxonomic information (TSN 25705).