屏东木蓝 ping dong mu lan

Shrubs, 30-50 cm tall, with prostrate branches. Stems slender, cylindric, with appressed medifixed symmetrically 2-branched trichomes. Stipules setaceous, 1-2 mm. Leaves 5- or 7-foliolate; petiole ca. 2 cm; leaflet blades opposite, oblong to elliptic, 7-10 mm, both surfaces with appressed medifixed tri­chomes but especially dense on light green abaxial surface, adaxially green, base obtuse to cuneate, apex obtuse and with a ca. 0.3 mm mucro. Racemes 5-7 cm, much longer than leaves. Pedicel ca. 1 mm. Calyx ca. 3 mm, with appressed medifixed trichomes; tube ca. 1 mm; teeth lanceolate, ca. 2 mm. Corolla red; standard broadly obovate-rhombic, ca. 4.5 × 5 mm; wings obovate-rhomboid, ca. 5 × 2 mm; keel spatulate, ca. 3 × 1.5 mm, margin ciliate. Stamens 3-4 mm. Ovary linear, ca. 3 mm, with 7 ovules; style upwardly curved, ca. 1 mm. Legume straight, 4-sided in cross section, ca. 2.5 cm, with appressed medifixed trichomes. Seeds 5-7 per legume, cubic, ca. 1.5 × 1.5 mm, both ends truncate. Fl. Jul-Nov, fr. Aug-Dec. 2n = 16*.

● Dry and open fields; below 100 m. Taiwan.