Senna occidentalis

望江南

naturalized

Senna occidentalis (L.) Link

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

Link. 1831. Handbuch zur Erkennung der nutzbarsten und am häufigsten vorkommenden Gewächse 2: 140. (Handbuch)

台灣首次記錄發表文獻

Huang & Ohashi. 1993. Flora of Taiwan, second edition 3: 183. (Fl. Taiwan 2nd edit.)

異名

Cassia occidentalis L.

Matsum. 1902. The Botanical magazine, Tokyo 16: 100. (Bot. Mag. Tokyo)

各語言俗名

中

望江南、羊角豆、野扁豆、喉白草、石決明、金豆子、假決明、槐豆、決明子、草決明
英

Coffee senna、Mogdad coffee、Negro coffee、Stinking weed、Styptic weed
日

くさせんあ

參考文獻

Chen. 2006. The Invasive Alien Plant in Miaoli 152. (Invas. Al. Pl. Miaoli)
Wu, Yang, Teng, Chang, Yang and Hsieh. 2010. Taiwania 55(2): 151.
Yeh-Ching Liu, Fu-Yuan Lu & Chern-Hsiung Ou. 1994. Trees of Taiwan revised. (Tr. Taiwan rev. ed.)

特徵描述

生活型

herb

形態特徵

An erect suffrutescent herb attaining 1.5 m high.
Leaves pinnate, up to 20 cm long; leaflets 3–6 pairs, ovate or ovate-oblong, 3–8 cm long, 2–3 cm wide, acute, the margins entire; petiolar gland immediately above the thickened base of petiole; stipules lanceolate, caducous.
Flowers few, yellow in terminal and axillary corymbose racemes; sepals obovate, nearly orbicular; petals obovate, 12 mm long; stamens 7, staminoides 3.
Pods linear, slightly curved, turgid, about 12 cm long, 0.8–1 cm wide. Seeds 25–40.

分布

台灣 : Widely distributed in open waste places.
世界 : Native of S. America.

引證標本

HSINCHU: Kuanshi, Huang et al. 14591. TAICHUNG: Kukan, Huang 13339*. CHIAYI: Talin, Huang 13144; Lenyitan, Huang 14378. TAINAN: Yuhsin, Huang 13965. KAOHSIUNG: Chiahsien, Huang 14516.