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lesser rushy milkvetch

Scientific Name: Astragalus convallarius var. finitimus

Family: Fabaceae

Category: Dicot

Growth: Forb/herb

Duration: Perennial

Other Names:

       

Lesser Rushy Milkvetch (Astragalus convallarius)

The Lesser Rushy Milkvetch, scientifically known as Astragalus convallarius Greene, is a perennial forb/herb belonging to the Pea Family (Fabaceae).

Taxonomy and Nomenclature

  • Scientific Name: Astragalus convallarius Greene
  • Common Names: Lesser Rushy Milkvetch, Timber Milkvetch
  • Family: Fabaceae (Pea Family)
  • Kingdom: Plantae (Plants)
  • Rank: Species
  • Variety: Astragalus convallarius var. convallarius Greene, Astragalus convallarius Greene var. margaretiae Barneby, Astragalus convallarius var. finitimus
  • Synonyms: A. junciformis (for Astragalus convallarius var. convallarius)

Distribution and Habitat

  • This species is known to be found in Montana, where it is classified as imperiled.
  • It can be expected in specific habitats within Montana.
  • It is also found in western Colorado.

Morphological Characteristics and Growth Habits

  • Life Form: Perennial forb (a non-woody plant that is not a grass).
  • Leaf: Pinnate, with few and very narrow leaflets that have rolled edges.
  • Flower Color: Not explicitly stated in provided text.
  • During autumn it assumes a yellow coloring.

Interactions with Other Organisms

  • Astragalus convallarius has been observed growing directly with Calochortus ciscoensis and also alongside Cymopterus duchesnensis.

Related Species

  • Other Astragalus species mentioned include: Astragalus canadensis (Canadian milkvetch), Astragalus collinus (rattle milkvetch), Astragalus crassicarpus (groundplum milkvetch), Astragalus drummondii, Astragalus cicer (chickpea milkvetch), Astragalus agrestis (field milkvetch), Astragalus alpinus (Alpine Milk-vetch), Astragalus diversifolius (Meadow milkvetch), Astragalus bisulcatus var. haydenianus (Hayden's milkvetch).

Further Information

  • Discover Life provides a page about the biology, natural history, ecology, identification, and distribution of Astragalus convallarius.
  • WildflowersWest offers more information about the species.
  • Care instructions for Astragalus convallarius var. finitimus are available from real gardeners.