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Missouri milkvetch
Scientific Name: Astragalus missouriensis var. amphibolus
Family: Fabaceae
Category: Dicot
Growth: Subshrub, Forb/herb
Duration: Perennial
Other Names:
Missi Milkvetch (Astragalus missiensis)
Astragalus missiensis, commonly known as Missi Milkvetch, is a flowering plant belonging to the legume family. It is often referred to by its common name, Missi milk-vetch, as well.
Considerations for Pets
- Several species within the Astragalus genus are known as "locoweed".
Considerations for Children
- The plant has small, pea-shaped flowers.
Taxonomy and Nomenclature
- Scientific Name: Astragalus missiensis Nutt.
- Family: Fabaceae (Pea Family)
- Synonyms: None explicitly stated, but different varieties are noted.
- Subordinate Taxa:
- Astragalus missiensis var. amphibolus Barneby (Missi milkvetch, Mancos milkvetch)
- Astragalus missiensis Nutt. var. humistratus Isely (Missi milkvetch)
- Astragalus missiensis var. missiensis
Distribution and Habitat
- Native to central North America.
- Ranges from Canada to Texas in the central United States.
- Found in the Missi Coteau region.
Morphological Characteristics and Growth Habits
- It is a native range/prairie simple perennial plant with a sprawling growth habit.
- Flowers are typically purple with white at the tip, clustered in groups of 3 to 10.
- Flowers are pea-shaped, up to 1 inch long.
- Stems are prostrate, few to several, loosely tufted, 1/2 to 6 inches long, and hairy.
- Leaves are alternate, odd-pinnately compound, 1 to 5 inches long, and 1/4 to inches wide.
- Leaves are pinnate with 6 to 8 pairs of elliptic leaflets.
Interesting Facts
- "missiensis" in the scientific name refers to the Missi territory, indicating the region where it was first identified.
- The lower petal (keel) of Missi Milkvetch is rounded, while that of Locoweed is pointed.