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Dwarf White Milkvetch

Astragalus didymocarpus

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. Astragalus didymocarpus is a slender, hairy annual herb growing erect to about 30 centimeters tall, drooping, or flat on the ground in a spreading clump. The leaves are up to 7 or 8 centimeters 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 a centimeter long. The inflorescence is covered in long black and white hairs. Astragalus didymocarpus is a slender, hairy annual herb growing erect to about 30 centimeters tall, drooping, or flat on the ground in a spreading clump. The leaves are up to 7 or 8 centimeters 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 a centimeter long. The inflorescence is covered in long black and white hairs. The fruit is a small, spherical legume pod a few millimeters wide 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 CaliforniaA. d. var. obispoensis - form with ascending stems native to coastal southern California and Baja California

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