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FOC | Family List | FOC Vol. 10 | Fabaceae | Dumasia

9. Dumasia miaoliensis Y. C. Liu & F. Y. Lu, Quart. J. Chin. Forest. 10(3): 87. 1977.

苗栗野豇豆 miao li ye jiang dou

Herbs twining. Stems slender, glabrous. Leaves pinnately 3-foliolate; stipules 2-2.5 mm; stipels subulate ca. 1 mm; petio­lules 1-2 mm, glabrous; leaflets membranous, ovate-lanceolate, glabrous on both surfaces, midrib prominent abaxially, slightly elevated adaxially, lateral veins 4 or 5 per side, veinlets dis­tinctly reticulate, base truncate, margin entire, apex obtuse, emarginate, apiculate at summit; terminal leaflets with blades 3-5 × 1.5-2.5 cm. Raceme axillary, loosely flowered, 5-8 cm; bracteoles subulate, ca. 1 mm; pedicel 3-4 mm. Calyx mem­branous, tubular, 5-7 mm, glabrous, gibbous and with an oblique subtruncate mouth. Corolla whitish yellow, exserted 12-15 mm; petals subequal; standard auriculate at both sides; wings and keels all clawed ca. 1 mm. Ovary stipitate. Legume elliptic, compressed, falcate, ca. 3 cm including stalk, glabrous, dehiscent. Seeds usually 2, rarely 1-3, black.

● Open roadsides; 1000-1500 m. C Taiwan.

The hybrid Dumasia miaoliensis × D. villosa has been reported from Taiwan (Fl. Taiwan, ed. 2, 3: 272. 1993). It differs from normal D. miaoliensis by the less compressed legumes with shorter stalks.


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