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Goose Creek milkvetch

Scientific Name: Astragalus anserinus

Family: Fabaceae

Category: Dicot

Growth: Forb/herb

Duration: Perennial

Other Names:

       

Goose Creek Milkvetch (Astragalus anserinus)

The Goose Creek Milkvetch, scientifically known as Astragalus anserinus, is a rare plant found in a limited area of the United States. It belongs to the milkvetch family and has garnered attention due to its limited distribution and conservation status.

Taxonomy and Nomenclature

  • Scientific Name: Astragalus anserinus N.D.Atwood & al.
  • Common Name: Goose Creek Milkvetch
  • Family: Fabaceae (also known as Leguminosae)
  • Major Group: Vascular Plant
  • Minor Group: Dicot
  • Author: Atwood, Goodrich & Welsh
  • Synonyms: None explicitly mentioned, but note the various ways the name is written (e.g., with or without author names).

Distribution and Habitat

  • The Goose Creek Milkvetch is endemic to the Goose Creek drainage.
  • It is found primarily in a small area, approximately 25 square kilometers, straddling the borders of Idaho, Nevada, and Utah.
  • Over 80% of its sites are on federal lands managed by the Bureau of Land Management (BLM).

Conservation Status

  • The Goose Creek Milkvetch is listed as a candidate species under the Endangered Species Act.
  • It was previously under review for potential listing as threatened or endangered.
  • Voluntary efforts have been implemented to protect and restore the milkvetch on federal lands.

Morphological Characteristics and Growth Habits

  • It is a low-growing perennial plant.
  • Fertilization is recommended when implanting or every 2-3 years towards the end of winter or the beginning of Autumn.

Ecological Role

  • The plant's habitat is at risk from the exotic annual grass-fire cycle.

Interactions with Other Organisms

  • The Goose Creek Milkvetch shares its habitat with other species of concern, such as the Southern Idaho ground squirrel, the Columbia spotted frog, and the Great Basin population of the Columbia Spotted Frog.

Further Information

  • BISON Web Link: http://bison.usgs.ornl.gov/api/scientificName/Astragalus%20anserinus
  • ITIS Web Link (related name): Astragalus anserinus Atwood
  • Discover Life: Information on biology, natural history, ecology, identification, and distribution is available at Discover Life.