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FOC | Family List | FOC Vol. 13 | Rhizophoraceae | Rhizophora

1. Rhizophora apiculata Blume, Enum. Pl. Javae. 1: 91. 1827.

红树 hong shu

Rhizophora candelaria Candolle.

Trees or shrubs, 3-6(-10) m tall. Bark gray, usually with vertical fissures. Stipules 4-8 cm. Petiole 1.5-3 cm, usually tinged reddish; leaf blade elliptic-oblong to sublanceolate, 7-16 × 3-6 cm, abaxial midvein reddish, base broadly cuneate, apex acute to apiculate. Inflorescences 2-flowered cymes; peduncle 0.7-10 mm. Flowers sessile. Calyx lobes ovate, concave, 1-1.4 cm, apex acute. Petals lanceolate, flat, 6-8 mm, membranaceous, glabrous, white. Stamens mostly 12, 4 adnate to base of petals, 8 adnate to sepals, 6-7.5 mm; anthers nearly sessile, apex apiculate. Ovary largely enclosed by disk, free part 1.5-2.5 mm; style ca. 1 mm. Fruit ca. 2.5 × 1.5 cm, apical half narrower. Hypocotyl cylindric-clavate, ca. 3.8 × 1.2 cm, ± blunt before falling. Fl. and fr. all year.

Mangrove forests; sea level. S Guangxi, Hainan [Cambodia, India, Indonesia, Malaysia, Myanmar, Philippines, Sri Lanka, Thailand, Vietnam; E Africa, N Australia, New Guinea, Pacific islands].


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