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 蘭嶼合歡

來自 植物智 的圖片

中文學名:蘭嶼合歡

界:植物界

科:豆科

屬:合歡屬

蘭嶼合歡(lán yǔ hé huan),學名:Albizia retusa Bentham,異名:Albizia littoralis   ,是豆科猴耳環屬下的一個種。喬木,高25米,分布於台灣省[1]

形態特徵

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.

分類文獻

FOC >> Vol.10 (2010) >> Fabaceae >> Albizia 5.Albizia retusa Bentham London J. Bot. 3: 90. 1844.

蘭嶼合歡 lan yu he huan Albizia littoralis Teijsmann & Binnendijk.

產地生境

Sandy beaches, mangroves; low elevations. Taiwan [Indonesia, Japan (Ryukyu Islands), Malaysia, Philippines, S Thailand; Australia, Pacific islands (Vanuatu)].

標本鑑定信息

學名 Albizia retusa Benth. 中文名 鑑定人 Dr.Hatusima 鑑定時間

採集信息

採集人 Miyoshi Furuse 採集號 3025 採集時間 19730426 採集地 日本 海拔 生境 習性 物候期 有花無果

參考來源

  1. 蘭嶼合歡, 植物智, 2020-01-18