卷毛豇豆 juan mao jiang dou

Azukia reflexopilosa (Hayata) Ohwi; Phaseolus reflexo­pilosus (Hayata) Ohwi.

Annual herbs, erect. Stems terete, striate, hispid with re­flexed yellow hairs. Stipules peltate, oblong, ca. 1 × 0.3 cm, apex acute, villous; stipels lanceolate, 2-4 mm; terminal leaflet rhomboid-ovate, ca. 8.5 × 5 cm, hispid on both surfaces, 3-veined from base, base rounded, margin entire or sinuate, apex acute; lateral leaflets slightly larger than terminal, obliquely ovate. Racemes axillary, ca. 3 cm; peduncles ca. 13 cm, pilose with reflexed hairs. Bracts similar to stipules; pedicels ca. 1 cm; bracteoles lanceolate, ca. 4.5 mm. Calyx broadly campan­ulate, ca. 3 mm, 2-lipped, margin denticulate-ciliate, upper lip broadest, emarginate, lower lip 3-lobed. Corolla yellow; stan­dard suborbicular, emarginate; wings obovate, base auriculate; keel subfalcate. Legumes linear, 5-7.5 cm, glabrous or almost so. Seeds dark gray, ca. 3 × 2 mm.

Wastelands, grasslands; below 1500 m. Hainan, Taiwan [Japan; SE Asia, Australia].