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smallflowered milkvetch
Scientific Name: Astragalus nuttallianus var. nuttallianus
Family: Fabaceae
Category: Dicot
Growth: Forb/herb
Duration: Annual, Perennial
Other Names:
Astragalus nuttallianus: Smallflower Milkvetch
Astragalus nuttallianus, commonly known as smallflower milkvetch, Nuttall's milkvetch, and turkeypeas, is a species within the milkvetch genus.
Taxonomy and Nomenclature
- Scientific Name: Astragalus nuttallianus DC.
- Family: Fabaceae (Pea Family)
- Synonyms: USDA Symbol: ASNU4.
- Varieties: Astragalus nuttallianus var. austrinus (Small) Barneby, Astragalus nuttallianus var. imperfectus, Astragalus nuttallianus var. nuttallianus DC.
Common Names
- Smallflower Milkvetch
- Small-flowered Milkvetch
- Nuttall's Milkvetch
- Turkeypeas
- Nuttall Locoweed
- Locoweed
Distribution and Habitat
Astragalus nuttallianus is native to the southwestern and southern United States. It has been found in states including:
- Alabama
- Arizona
- Arkansas
- California
- Colorado
- Connecticut
- Florida
- Georgia
- Idaho
- Illinois
- Indiana
- Iowa
- Kansas
- Kentucky
- Louisiana
It is commonly found in habitats like juniper grasslands and valleys, and also grows in baja zones.
Morphological Characteristics
- Astragalus nuttallianus is a forb/herb, meaning it is a non-woody plant that is not a grass.
- It is an erect plant that typically grows to a height of 6 to 12 inches.
- It develops a bare stem and a thick crown.