Chrysopogon zizanioides

培地茅

naturalized

Chrysopogon zizanioides (L.) Roberty

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

Roberty, Bull. Inst. Franç. Afrique Noire 22: 106. 1960.

台灣首次記錄發表文獻

Chang-Yang, Su, Chiang & Hsieh, Taiwania 67(1): 1. 2022.

異名

Vetiveria zizanioides (L.) Nash

Hsu, Taiwania 16: 336. 1971.

各語言俗名

英

Khus-khus.
日

くすくすぐらす.

參考資料

Wu, Yang, Teng, Chang, Yang and Hsieh, Taiwania 55(2): 158. 2010.
Yang, A list of plants in Taiwan . 1982. (List Pl. Taiwan, 台灣植物名彙)

特徵描述

生活型

herb

形態特徵

Tall, stout, tufted perennials; culms to 2 m or more tall, 5 mm in diam., solid.
sheaths loose, keeled, glabrous, to 20 cm long; ligule ca. 0.5 mm high, upper margin ciliate; blades folded or flat, 30-60 cm long, 4-10 mm wide; scabrous on margins.
Inflorescence a large, erect panicle, 20-25 cm long, central axis with whorls of simple racemes, branches very slender. Spikelets in pairs;lower spikelet: sessile, fertile, glabrous, with spines abaxially of glumes; lower glume 3-nerved, upper glume 1-nerved, lower floret only consisting of a lemma, upper floret with membranaceous lemma and palea; lodicules 2, truncate; pedicelate spikelet : sterile, lower glume with spines abaxially.

分布

世界 : Tropical Africa to Sri Lanka, India, Myanmar and southeastern Asia.

引證標本

TAIPEI: Expt. Farm of Natl. Taiwan Univ., Kuoh s. n.* Oct. 2000. MIAOLI: Tsaochiao, Kao 8847; Chiting, Tsai s. n. Sep 1971. PINGTUNG: Kenting, Moriya 2349 (TI). TAITUNG: Sanshientai, Liu 3.