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

1. Caesalpinia bonduc (Linnaeus) Roxburgh, Fl. Ind., ed. 1832. 2: 362. 1832.

刺果苏木 ci guo su mu

Guilandina bonduc Linnaeus, Sp. Pl. 1: 381. 1753; G. bonducella Linnaeus; Caesalpinia bonducella (Linnaeus) Fleming.

Climbers, prickly, yellowish pubescent throughout. Prickles straight or somewhat recurved. Leaves 30-45 cm; ra­chis with recurved prickles; pinnae 6-9 pairs, opposite; stipules deciduous, large, leaflike, usually lobed, lobes to 2 cm; leaflets 6-12 pairs, oblong, 1.5-4 × 1.2-2 cm, membranous, both sur­faces pubescent, base oblique, apex rounded to acute, mucro­nate. Racemes axillary, long pedunculate, densely flowered in upper part and sparsely so in lower part; bracts caducous at anthesis, reflexed, subulate, 6-8 mm, pubescent. Pedicels 3-5 mm. Sepals 5, ca. 8 mm, both sides ferruginous hairy. Petals yellowish; standard tinged with red spots, oblanceolate, clawed. Filaments short, hairy in basal part. Ovary hairy. Legume ob­long, 5-7 × 4-5 cm, leathery, apex rounded and with beak, swollen, with dense, slender spines 5-10 mm. Seeds 2 or 3, grayish, shiny, ovoid to globose. Fl. Feb, Jul-Oct, fr. Oct-May.

Thickets, roadsides, near seashores; near sea level to 200 m. Guangdong, Guangxi, Hainan, Taiwan [pantropical].


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