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中文学名:兰屿合欢 界:植物界 科:豆科 属:合欢属 |
兰屿合欢(lán yǔ hé huan)，學名：Albizia retusa Bentham，异名：Albizia littoralis ，是豆科猴耳环属下的一个种。乔木，高25米，分布于台湾省。 [1]
形态特征
Trees, to 25 m tall. Branchlets terete, glabrous. Stipules inconspicuous; leaf glands circular, with somewhat raised mar-gins, ca. 0.5 cm above base;
pinnae ca. 3 pairs; leaflets 4-6 pairs, ovate-subrhombic, 2-3 × 1-1.7 cm, both surfaces sparsely puberulent, main vein medial or almost so, base asymmetric, broadly cuneate, apex rounded.
Corymbs ca. 10-flowered, arranged in puberulent to tomentose panicles; peduncles ca. 2.5 cm. Flowers dimorphic, pedicellate. Calyx tubular, 2-3.5 mm; teeth inconspicuous.
Corolla white, narrowly funnel-shaped, 7-9.5 mm; tube glabrous to faintly puberulent; lobes ± narrowly triangular, ca. 2.5 mm, puberulent to sericeous, apex acute.
Sta-mens purple to pink; staminal tube irregularly split, intermedi-ate between corolla tube and corolla. Ovary glabrous; stipe 1-2 mm.
Legume indehiscent, yellowish, oblong, ca. 14 × 2.8 cm, bullate over seeds, glabrous. Seeds brown, narrowly elliptic, 8.5-9 × ca. 4.5 mm; pleurogram narrowly elliptic.
分类文献
FOC >> Vol.10 (2010) >> Fabaceae >> Albizia 5.Albizia retusa Bentham London J. Bot. 3: 90. 1844.
兰屿合欢 lan yu he huan Albizia littoralis Teijsmann & Binnendijk.
产地生境
Sandy beaches, mangroves; low elevations. Taiwan [Indonesia, Japan (Ryukyu Islands), Malaysia, Philippines, S Thailand; Australia, Pacific islands (Vanuatu)].
标本鉴定信息
学名 Albizia retusa Benth. 中文名 鉴定人 Dr.Hatusima 鉴定时间
采集信息
采集人 Miyoshi Furuse 采集号 3025 采集时间 19730426 采集地 日本 海拔 生境 习性 物候期 有花无果