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Morton's Canadian milkvetch

Scientific Name: Astragalus canadensis var. mortonii

Family: Fabaceae

Category: Dicot

Growth: Forb/herb

Duration: Perennial

Other Names:

       

Morton's Canadian Milkvetch (Astragalus canadensis var. mortonii)

Common Names

  • Morton's Canadian milkvetch
  • Canadian Milkvetch
  • Shorttooth Canadian milkvetch
  • Canada milk vetch
  • Canadian milk-vetch

Taxonomy and Nomenclature

  • Scientific Name: Astragalus canadensis var. mortonii (Nutt.) S. Watson
  • Family: Fabaceae (also known as Leguminosae)
  • Genus: Astragalus
  • Species: canadensis
  • Subspecies: var. mortonii
  • Synonyms: Astragalus mortonii Nutt.
  • Taxonomic Rank: Variety

Distribution and Habitat

  • Found in the USA (Idaho, Montana, Oregon, Washington) and Canada (British Columbia).

Morphological Characteristics and Growth Habits

  • A perennial forb/herb.
  • Typically grows to a height of 1-3 feet.
  • Stems are ridged and pubescent (hairy).
  • Alternate compound leaves are odd-pinnate.
  • Develops in an erect manner.

Ecological Role

  • Canada Milk Vetch is a nectar source for bumblebees and honeybees.
  • Provides food for herbivores such as deer, groundhogs, and rabbits.

Further Information

  • USDA-NRCS PLANTS Database: http://plants.usda.gov
  • PFAF Plant Database
  • ITIS (Integrated Taxonomic Information System)
  • World Plants