Desmodium gangeticum

大葉山螞蝗

Desmodium gangeticum (L.) DC.

名彙資訊

特徵描述

典藏標本

數位照片

分布位置

相關資訊

名彙資訊

學名發表文獻

DC., Prodromus Systematis Naturalis Regni Vegetabilis 2: 327. 1825. (Prodr.)

台灣首次記錄發表文獻

Henry, A List of Plants from Formosa 33. 1896. (List Pl. Formos.)

異名

無

各語言俗名

日

たまつなぎ.

參考文獻

Yang, A list of plants in Taiwan . 1982. (List Pl. Taiwan)

特徵描述

生活型

undershrub

形態特徵

An erect or ascending undershrub attaining 1.5 m high; branches with sparse hairs.
Leaves simple, oblong, usually 8–11 cm long, 3–5 cm wide, those on the upper branches smaller, acute at apex, nearly glabrous above, soft hairs beneath; petioles 1–2.8 cm long; stipules linear, 7–10 mm long. Inflorescence of loose terminal and axillary pseudoracemes, composed of clusters of Flowers, attaining 15–25 cm long;
Flowers 2 to 6 in clusters, with pedicels 4–5 mm long, spreading upwards; bracts minute, bristle-like; calyx pubescent, 15 mm long, the teeth lanceolate; corolla white, 3 mm long.
Pods falcate, 1.5–2 cm long, 2–3 mm wide, 5–8-jointed, the joints roundish, slightly pubescent, with hooked hairs, constricted on ventral suture..(Fruit寬seed長寬=9:8:4)

分布

台灣 : Taiwan, in thickets, wasteland, grassland and roadside, at elevation below 500 m high, in the central and southern parts.

引證標本

NANTOU: Wufeng, Huang 1982. TAINAN: Wushantou, Huang 2293. KAOHSIUNG: Sun Valley, Huang 14473*, 14474*; Takanshan, Huang 13299. PINGTUNG: Soka, Huang & Huang 14064; Kenting, Huang 1358. TAITUNG: Tungho, Huang 1695; Hsinwulu, Huang 3217.