kids encyclopedia robot

Astragalus didymocarpus facts for kids

Kids Encyclopedia Facts
Quick facts for kids
Astragalus didymocarpus
Astragalusdidymocarpus.jpg
var. didymocarpus
Conservation status
Scientific classification

Astragalus didymocarpus is a species of milkvetch known by the common names Dwarf white milkvetch and Two-seeded milkvetch. It is native to the southwestern United States and northern Mexico, where it can be found in many types of habitat.

Description

Astragalus didymocarpus is a slender, hairy annual herb growing erect to about 30 cm (12 in) tall, drooping, or flat on the ground in a spreading clump. The leaves are up to 7 to 8 cm (2.8 to 3.1 in) long and are made up of narrow to oblong leaflets. The inflorescence is a cluster of up to 30 purple-tinted white flowers, each under 1 cm (0.39 in) long. The inflorescence is covered in long black and white hairs.

The fruit is a small, spherical legume pod which dries to a stiff papery texture.

Varieties

There are several varieties of Astragalus didymocarpus:

  • A. d. var. didymocarpus - erect herb found in western Nevada and much of California
  • A. d. var. dispermus - prostrate form native to the desert regions
  • A. d. var. milesianus (Miles' milkvetch) - rare variety found only along the Central Coast of California
  • A. d. var. obispoensis - form with ascending stems native to coastal southern California and Baja California
kids search engine
Astragalus didymocarpus Facts for Kids. Kiddle Encyclopedia.