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Dinghushan | Family List | Papilionaceae

Tadehagi H. Ohashi

Description from Flora of China

Pteroloma Desvaux ex Bentham in Miquel, Pl. Jungh. 217, 219. 1852, not Hochstetter & Steudel (1837).

Shrubs or subshrubs. Leaves only 1-foliolate; petiole winged. Inflorescences racemose, terminal or axillary, usually 2- or 3-flowered at each node. Calyx campanulate, 5-lobed; upper lobes 2, connate, entire or sometimes minutely 2-toothed at apex. Petals veined; standard orbicular, broadly elliptic, or obovate; wings elliptic or oblong, longer than keel, apex rounded, conspicuously auriculate and clawed; keel acute or obtuse at apex. Stamens 10, axillary ones free or slightly connate at base to others. Gynoecium sessile, distinct disks present around base of ovary. Ovary pubescent, 5-8-ovuled; style glabrous; stigma capitate. Legume usually 5-8-jointed, lower suture shallowly to deeply constricted, upper suture nearly straight or slightly undulate. Seed transversely broad to transversely elliptic, rim-arillate, concave at hilum; cotyledons epigeous.

About six species: tropical Asia, Pacific islands, N Australia; two species in China.

(Authors: Huang Puhua (黄普华 Huang Pu-hwa); Hiroyoshi Ohashi)

Lower Taxon


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