Droguetia iners ssp. urticoides

單蕊麻

Droguetia iners (Forssk.) Schweinf. ssp. urticoides (Wight) Friis & Wilmot-Dear

名彙資訊

特徵描述

典藏標本

數位照片

分布位置

相關資訊

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名彙資訊

學名發表文獻

Friis & Wilmot-Dear, Friis, Immelman & Wilmot-Dear, Nordic J. Bot. 7: 126. 1987.

台灣首次記錄發表文獻

Shih & Yang, Botanical bulletin of Academia Sinica 36: 156. fig. 1. 1955. (Bot. Bull. Acad. Sin., 中央硏究院植物學彙刊)

異名

無

各語言俗名

無

特徵描述

生活型

herb

形態特徵

Perennial, ascending or creeping herbs; stems brownish, hirsute, subquadrate, sulcate on sides.
Leaves opposite; petioles 0.3-3 cm long, semiterete, sulcate above; lamina 3-nerved from base with 1-2 upper pairs of veins, membranaceous, hirsute on upper surface and lower veins, ovate, 1-4 cm long, apex acuminate to caudate, entire along lower margins, serrate and ciliate along upper margins, base obtuse to rounded; stipules 4, lateral, free, entire, ciliate, ovate to ovate-lanceolate, 2-5 mm long, 1-3 mm across.
Inflorescences several, aggregated; involucre tubular or campanulate, 5-toothed, ciliate, tomentose and hirsute outside; male flowers ca. 2 mm long, unequally 3-toothed, villose outside, stamen 1, filament robust, with many transverse vermicular furrows on upper side; ovary of female flowers smooth, stigma filiform-ligulate, puberulent on one side.
Achenes ovoid, 1-1.5 mm long, laterally compressed, angled.

分布

台灣 : at medium altitudes in the central and southern parts.
世界 : Southern India, Java, and China(Yunan).

引證標本

TAICHUNG: Piluchi, Shih 3001. NANTOU: Loloku-Kuankao, Huang, Yang & Hsieh 5260. CHIAYI: Alishan, Chang 17227. KAOHSIUNG: South Cross Highway, Shih 3336.