柔毛棘豆亚属 rou mao ji dou ya shu

Herbs, acaulescent, markedly pubescent. Leaves imparipinnate, 5-15-foliolate; rachis not persistent as a spine. Racemes dense or lax, 3- to many flowered. Flowers 0.7-2 cm. Calyx long lobed; lobes 0.5-2 × as long as tube. Corolla bluish violet, purple, rose, reddish purple, or white. Legume 6-9 mm, included within calyx tube but sometimes splitting tube, indehiscent.

Five species in two sections: China, Kazakhstan, Kyrgyzstan, Tajikistan, Turkmenistan, Uzbekistan; four species (two endemic) in two sections (one endemic) in China.