Microstegium nudum

竹葉茅

Microstegium nudum (Trin.) A. Camus

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

A. Camus, Annales de la Société Linnéenne de Lyon, sér. 2 68: 201. 1921. (Ann. Soc. Linn. Lyon, sér. 2)

台灣首次記錄發表文獻

Honda, Journal of the Faculty of Science, Imperial University of Tokyo. Section III, Botany 3: 406. 1930. (J. Fac. Sci. Univ. Tokyo, Sect. 3, Bot., 東京帝國大學理學部紀要, 第三類, 植物學)

異名

Pollinia arisanensis Hayata

Hayata, Icones Plantarum Formosanarum 7: 74. 1918. (Icon. Pl. Formos., 台灣植物圖譜)
Microstegium arisanense (Hayata) A. Camus

A. Camus, Annales de la Société Linnéenne de Lyon, sér. 2 68: 201. 1921. (Ann. Soc. Linn. Lyon, sér. 2)
Microstegium mayebaranum Honda

Honda, Journal of the Faculty of Science, Imperial University of Tokyo. Section III, Botany 3: 405. 1930. (J. Fac. Sci. Univ. Tokyo, Sect. 3, Bot., 東京帝國大學理學部紀要, 第三類, 植物學)

各語言俗名

中

阿里山莠竹.
英

Bamboo like sasa grass.
日

ささがや.

參考資料

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

Culms tufted, erect or geniculate, ca. 1 mm across.
Blade ca. 5 cm long, 4 mm wide, glabrous; leafbase attenuate, petiole-like; sheath sometimes shortly hispid; ligule 0.5-0.7 mm long, chartaceous, rounded on upper part, hairy abaxially.
Racemes 3-4, subdigitately arranged, ca. 4 mm long. Spikelets paired, monomorphic, upper pedicellate, lower sessile ca. 2.5 mm long; joint of rachis 1/2 its length of sessile spikelet. Lower glume subcoriaceous,linear-lanceolate, 2-keeled, shortly ciliate along keels, furrowed abaxially, as long as spikelet; upper glume deltoid-lanceolate, l-keeled, keel ciliate, margins membranaceous, inrolled, minutely fimbriate; lower lemma, if present, lanceolate chartaceous, ca. 1.5 mm long; upper lemma linear, 1-nerved, with an awn arising from tip, nearly as long as lemma; upper palea chartaceous, ca. 0.5 mm long.
Caryopsis ca. 1.5 mm long; embryo 1/3 its length of caryopsis.

分布

台灣 : common on hillside, often in light shade.
世界 : India, southeastern Asia to Japan.

引證標本

TAIPEI: Yangmingshan, Hsu 39; Kuanyingshan, Hsu 1140. NANTOU: Chitou, Hsu 3196. CHIAYI: Alishan, Sasaki s. n. 1929. TAITUNG: Lanyu Is., Hsu 9931, 5005. HUALIEN: Luanshan, Hsu 3668.