云南链荚豆 yun nan lian jia dou

Herbs, perennial, caespitose. Stem diffuse, ca. 22 cm tall, uncinate pubescent and spreading hirsute. Leaves 1-foliolate; petiole 3-5 mm, glabrous; blade oblong or nearly orbicular, 4-13 × 3-9 mm, both surfaces puberulent, abaxially sparsely setose on veins, both ends rounded or base slightly cordate. Racemes axillary or terminal, 1.5-3 cm, 4-10-flowered, binate at each node; internodes 3-7 mm. Pedicel ca. 1 mm. Calyx ca. 4 mm, nearly as long as first article of legume. Corolla pinkish purple, ca. 5 mm; standard obovate. Ovary 2.5-3 mm (style 3-5.5 mm), uncinate pubescent, (3-)5-7-ovuled. Legume cylin­dric-moniliform, 1-2 × ca. 0.2 cm, (3-)5-7-jointed, constricted between articles, without raised linear ridges, not reticulate veined, uncinate pubescent. Fl. and fr. Aug-Sep.

● Rocky riverbanks; ca. 1300 m. NW Yunnan.