《中国植物志》|| 红树科 RHIZOPHORACEAE ||红树科 RHIZOPHORACEAE ||秋茄树属 Kandelia Wight et Arn.

3.秋茄树属——Kandelia Wight et Arn.
Wight et Arn., Prodr. 310. f. 26. 1834; Benth. et Kook.,Gen. Pl. 1: 679. 1865.
灌木或小乔木，具支柱根。叶革质，交互对生。花为腋生、具总花梗的二歧分枝聚伞花序；花萼5深裂，稀6或4裂，裂片条状，基部与子房合生并为一环状小苞片所包围；花瓣与花萼裂片同数，早落，2裂，每一裂片再分裂为数条丝状裂片；雄蕊多数，分离或基部多少合生，花丝纤细，花药4室，纵裂；子房下位，幼时3室，每室有胚珠2颗，结实时1室，仅1颗胚珠发育，柱头3裂。果实近卵形，中部为外反、宿存的花萼裂片所包围，种子无胚乳，于果实未离母树即萌发；胚轴圆柱形或棒形，顶端尖而硬。
本属仅1种，分布于亚洲东部至东南部的热带地区。我国也产。

《Flora of China》|| Rhizophoraceae || ||秋茄树属 Kandelia

4. Kandelia (Candolle) Wight & Arnott, Prodr. Fl. Ind. Orient. 1: 310. 1834.

秋茄树属 qiu qie shu shu

Rhizophora sect. Kandelia Candolle, Prodr. 3: 32. 1828.

Trees. Branches terete. Leaf blade margin entire. Inflorescences axillary, cymes, 4-9-flowered, pedunculate. Calyx deeply 5-lobed, subtended by a cuplike involucre of bracteoles. Petals 5, with long setae in sinus between petals, 2-lobed; lobes apically fimbriate. Stamens numerous, on a disk; anthers 4-celled, cells longitudinally dehiscent. Ovary inferior, 1-loculed; ovules 6 per locule; style filiform; stigma 3-lobed. Fruit with persistent calyx, attached to plant until falling with viviparous seedling. Seed 1, germinating on plant. Hypocotyl cylindric, spindle-shaped or clavate, apex pointed.

One species: E and SE Asia; one species in China.