Spermacoce latifolia

闊葉鴨舌癀舅

naturalized

Spermacoce latifolia Aubl.

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

Aubl., Histoire des plantes de la Guiane Françoise 1: 55. pl. 19. fig. 1. 1775. (Hist. Pl. Guiane)

台灣首次記錄發表文獻

Chaw & C.-I Peng, Journal of Taiwan Museum 40(1): 79. 1987. (J. Taiwan Mus.)

異名

Borreria latifolia (Aubl.) K. Schum.

Hsu, Taiwania 18: 65. 1973.

各語言俗名

中

闊葉豐花草. 闊葉破得力.
英

Broadleaf buttonweed.

參考文獻

Wu, Yang, Teng, Chang, Yang and Hsieh, Taiwania 55(2): 154. 2010.
Chen, The Invasive Alien Plant in Miaoli 252. 2006. (Invas. Al. Pl. Miaoli)

特徵描述

生活型

herb

形態特徵

Perennial herbs to 40 cm long; stems usually simple, branches winged, puberulous along the angles.
Leaves oblong-ovate to elliptic to oblong-obovate, 1.5–5 cm long, 8–25 mm wide, apex acuminate, base obtuse to attenuate, scabrous; petiole 1–5 mm long; stipules ca. 7 mm long, ca. 5 mm wide, with 5–7 setae, setae dendritic.
Flowers few in ebracteolate heads; calyx lobes 4, deltate, ca. 1.5 mm long; corolla funnelform, white, 4–5 mm long, tube and throat pilose inside, lobes ovate; stamens inserted in corolla tube, with distinct filaments, exserted; style ca. 2 mm long, exserted.
Fruit globose, ca. 3 mm in diam., hispidulous.

分布

台灣 : common in red soils around 300 m.
世界 : Native to tropical America, widely naturalized in tropical Asia.

引證標本

TAIPEI: Sanhsia, Peng 6232; Tatungshan, Hsu 6406. TAOYUAN: Jenmei, Kao 6284. HSINCHU: Shanchiao, Chaw & Peng 347. TAICHUNG: Houli, Hsu 4690. NANTOU: Chushan, Huang 3484; Kuantaohsi, Moo 2305. PINGTUNG: Wanluan, Chaw & Peng 255.