SafePlants

Astragalus kentrophyta - Spiny Milkvetch

Astragalus kentrophyta, commonly known as spiny milkvetch, is a perennial subshrub belonging to the Fabaceae (Pea) family.

Considerations for Pets

• This plant is described as "spiny" and forms clumps with persistent, spiny leaf stalks.

Considerations for Children

• This plant is described as "spiny" and forms clumps with persistent, spiny leaf stalks.

Taxonomy and Nomenclature

• Scientific Name: Astragalus kentrophyta A. Gray
• Common Name: Spiny Milkvetch
• Family: Fabaceae (Pea Family)
• Synonyms: The text mentions several variations of the common name (e.g., Spiny Milk-Vetch) and references potential subspecies (e.g., Astragalus kentrophyta subsp. danaus).
• Varieties:
  • Astragalus kentrophyta A. Gray var. kentrophyta
  • Astragalus kentrophyta var. coloradoensis M.E. Jones ("Colorado spiny milkvetch")
  • Astragalus kentrophyta var. elatus
  • Astragalus kentrophyta var. jessiae
  • Astragalus kentrophyta douglasii (Douglas’ spiny milkvetch)

Distribution and Habitat

• Astragalus kentrophyta is native to western North America, ranging from central to west Canada.
• It is found in very dry, rocky meadows.
• It grows above 10,000 feet in elevation.
• Specific occurrences are noted in Idaho and near Cowdrey, CO.

Morphological Characteristics

• It is a diminutive, tufted perennial that forms clumps up to 30 cm across.
• The crown has persistent, spiny leaf stalks.
• Stems are up to 1 cm.
• Leaf form is pinnate with an entire leaf margin.
• Petals: 5

Quirky Facts

• The New Mexico spiny milkvetch can develop like a tree, growing in height and developing a bare stem.
• The Hebrew name for Spiny Milk-Vetch is &#1511&#1491&#1491 &#1502&#1513&#1493&#1500&#1495&#1507.

Additional Information

• The plant flowers from May to July.
• USDA Symbol: ASKE
• Habitat: Desert