小花杭子梢 xiao hua hang zi shao

Lespedeza cytisoides Bentham in Miquel, Pl. Jungh. 230. 1852, not Bertoloni (1851).

Shrubs, 1.5-3 m tall. Young branches shortly appressed hairy. Petiole 1.5-5.5 cm, with dense appressed short hairs; stipels absent; leaflets narrowly ovate to elliptic, terminal one 2.3-6.5 × 1-2 cm, abaxially with sparse appressed short hairs, adaxially glabrous, base obtuse, apex retuse and mucronulate. Racemes 4-15 cm; rachis and pedicels shortly ascending hairy mixed with sparse glandular hairs. Pedicels 2-5 mm. Calyx densely shortly ascending hairy mixed with glandular hairs; tube 1.2-1.4 mm; lobes narrowly triangular, 1.7-2.1 mm. Co­rolla pinkish white; standard elliptic, ca. 8 mm, apex obtuse; wings ca. 7.7 mm, clawed at base; keel incurved, ca. 10 mm, clawed at base. Ovary ca. 2 mm; style incurved, ca. 5 mm, shortly appressed hairy at basal half. Legume obliquely obo­void, 6.5-8 × 3.8-4.5 mm, shortly ascending hairy, apex obtuse. Seeds reddish brown, reniform, 2-2.2 × 3.3-3.8 mm. Fl. and fr. (Nov-)Dec-Apr.

Sparse or dense forests; 400-1500 m. S Yunnan [N Laos, Myan­mar, Thailand, Vietnam].

The Chinese plants as treated here are Campylotropis cytisoides f. parviflora (Kurz) Iokawa & H. Ohashi (J. Jap. Bot. 77: 212. 2002; Lespedeza parviflora Kurz, J. Asiat. Soc. Bengal, Pt. 2, Nat. Hist. 42: 231. 1874; C. parviflora (Kurz) Schindler). Campylotropis cytisoides f. cytisoides occurs in Indonesia.