Centrosema pubescens

山珠豆

naturalized

Centrosema pubescens Benth.

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

Benth., Annalen des Wiener Museums der Naturgeschichte 2: 119. 1838. (Ann. Wiener Mus. Naturgesch.)

台灣首次記錄發表文獻

Chuang & Huang, The Leguminosae of Taiwan for pasture and soil improvement 21. 1965. (Leg. Taiwan past.)

異名

無

各語言俗名

中

距瓣豆.
英

Butterfly pea.

參考文獻

Wu, Yang, Teng, Chang, Yang and Hsieh, Taiwania 55(2): 150. 2010.
Chen, The Invasive Alien Plant in Miaoli 184. 2006. (Invas. Al. Pl. Miaoli)

特徵描述

生活型

vine

形態特徵

A perennial scandent vine.
Leaves trifoliolate; terminal leaflets elliptic or oblong, shortly acuminate, 5–6 cm long, 3–3.5 cm wide, glabrous on the both surfaces; petiole 3–4 cm long; stipellate.
Flowers pink, 1.5–2 cm long, 3–5 in axillary racemes; bracts large, broadly ovate 6 mm long; calyx campanulate, 5-cleft, outer surface of standard densely covered with silky-tomentose hairs.
Pods linear, 4–7 cm long, 5 mm wide, flat, glabrous, dehiscent, long acuminate, ridged along both sutures; seeds 7–15.(seed長寬=5:3)

分布

台灣 : Escaped from cultivation and naturalized in open roadside, waste area and river bed, up to 1,000 m high in elevation.
世界 : Native of South America.

引證標本

TAICHUNG: Kukuan, Huang & Huang 10063. CHANGHUA: Tienchung, Huang 290. TAINAN: Tatiku, Huang 3296. KAOSHIUNG: Paolai, Huang 10482*; Sun Valley, Huang 14472. PINGTUNG: Ssuchungchi, Ohashi et al. 13628; Chialoshui, Huang 14543. TAITUNG: Chihpen, Tateishi et al. 15462.