宽叶胡枝子 kuan ye hu zhi zi

Lespedeza buergeri Miquel var. praecox Nakai; L. friebe­ana Schindler.

Shrubs, erect, much branched, white pilose. Leaves 3-foliolate; petiole 1-4.5 cm, pilose; leaflets broadly elliptic or ovate-elliptic, terminal one 3-6(-9) × 2-4 cm, abaxially ad­pressed pubescent, adaxially sparsely pubescent, base rounded or rounded-cuneate, apex acuminate to acute, mucronate. Ra­cemes axillary or in terminal panicles, overtopping leaves; peduncle 3-5 cm. Pedicel ca. 3 mm, pubescent. Calyx 4-5 mm, middle 4-lobed; lobes ovate-lanceolate, acuminate at apex. Co­rolla purplish red; standard obovate, 9-10 mm, base clawed, apex emarginate; wings oblong, 6-8 mm, auriculate, slenderly clawed; keel slightly falcate, 8-9 mm, auriculate, slenderly clawed. Ovary hairy. Legume ovoid-elliptic, ca. 9 × 10 mm, pu­bescent, reticulate veined. Fl. Jul-Aug, fr. Sep-Oct. 2n = 20.

Mountain slopes, forests; below 1000 m. Anhui, Henan, Zhejiang [Japan, Korea].