Richardia scabra

擬鴨舌癀

naturalized

Richardia scabra L.

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

L., Species Plantarum 1: 330. 1753. (Sp. Pl.)

台灣首次記錄發表文獻

Hung et al., Seaside plants of Taiwan 1: 34. 1976. (Seaside Pl. Taiwan)

異名

無

各語言俗名

中

鴨舌癀. 假鴨舌黃. 假破得力.
英

Florida purslane. Mexican clover.
日

ぼれりあもどき.

參考文獻

Wu, Yang, Teng, Chang, Yang and Hsieh, Taiwania 55(2): 154. 2010.
Yang, A list of plants in Taiwan . 1982. (List Pl. Taiwan)

特徵描述

生活型

herb

形態特徵

Annual or short-lived perennial herbs to 100 cm long; branches patently short hairy.
Leaves oblong to oblong-lanceolate, 2–7 cm long, 0.8–3 cm wide, apex acute, base attenuate, scabrous; petioles 1–10 mm long; stipular sheath ca. 2 mm wide, with seta 1.5–4 mm long.
Flowers 10-many in heads; calyx 2–3.5 mm long, lobes 6, trullate; corolla white, 3–4 mm long, tube with a ring of hairs inside, lobes pubescent on upper outside; stamens exserted; style ca. 3.5 mm long, exserted.
Fruit obovoid, with 3 distinct grooves, hispidulous.

分布

台灣 : naturalized along northern and western coastal areas, in open sunny sandy soil from sea level to ca. 300 m.
世界 : Native to tropical America.

引證標本

TAIPEI: Kungliao, Yang 2747; Yenliao, Chiang 358. TAOYUAN: Jenmei, Kao 6328. HSINCHU: Hungmao, Ou & Kao 8851; Shanchiao, Chaw & Peng 334. MIAOLI: Chiting, Hsu 14576. TAICHUNG: Tatushan, Yang 467.YUNLIN: Taihsi, Yang 524. KAOHSIUNG: Kaohsiung, Chen s. n. 1973. PINGTUNG: Hengchun, Huang & Hsiao 8204; Oluanpi, Ou & Kao 9010.