About Astragalus rattanii A.Gray
Astragalus rattanii A.Gray is a hairy annual herb that produces thin stems reaching up to 30 centimeters (12 inches) in length. Its leaves are a few centimeters long, each composed of several oval-shaped leaflets. The inflorescence forms a dense head holding 2 to 10 flowers; the flowers are pinkish purple, with paler coloring at their tips. The plant's fruit is a cylindrical legume pod that grows up to 6 centimeters (2.4 inches) long, ending in a sharp, pointed beak.