Oplismenus hirtellus

求米草

Oplismenus hirtellus (L.) P. Beauv

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

P. Beauv, Essai d'une Nouvelle Agrostographie 54. 1812. (Ess. Agrostogr.)

台灣首次記錄發表文獻

Hsu, Flora of Taiwan, second edition 5: 483. 2000. (Fl. Taiwan 2nd edit.)

異名

Oplismenus imbecillis (R. Br.) Roem. & Schult. var. morrisonensis Honda

Honda, The Botanical magazine, Tokyo 38: 190. 1924. (Bot. Mag. Tokyo)
Oplismenus psilostachys Honda

Honda, The Botanical magazine, Tokyo 41: 377. 1927. (Bot. Mag. Tokyo)
Oplismenus microphyllus Honda

Honda, Journal of the Faculty of Science, Imperial University of Tokyo. Section III, Botany 3: 274. 1930. (J. Fac. Sci. Univ. Tokyo, Sect. 3, Bot.)
Oplismenus undulatifolius (Ard.) Roem. & Schult. var. japonicus (Steud.) Koidz.

Koidz., The Botanical magazine, Tokyo 55: 546. 1941. (Bot. Mag. Tokyo)
Oplismenus undulatifolius (Ard.) Roem. & Schult var. microphyllus (Honda) Ohwi

Ohwi, The Botanical magazine, Tokyo 55: 546. 1941. (Bot. Mag. Tokyo)
Oplismenus undulatifolius (Ard.) Roem. & Schult.

Ohwi, Acta phytotaxonomica et geobotanica eng 11: 34. 1942. (Acta Phytotax. Geobot.)

各語言俗名

中

小糯米草. 小求米草. 日本求米草. 毛求米草.
英

Spicate armgrass.
日

ひめちじみざさ. こちじみざさ. ちじみざさ.

參考文獻

Yang, A list of plants in Taiwan . 1982. (List Pl. Taiwan)

特徵描述

生活型

herb

形態特徵

Annuals; culm branching and rooting at lower nodes, 10-30 cm long.
Blade lanceolate to narrowly ovate, acuminate, 3-7 cm long, 1-1.5 mm wide, near glabrous to hairy; sheath shorter than internode; ligule very short.
Inflorescence 6-12 cm long; racemes 6-10; spikelets 1-30 per raceme, fascicled, rarely rachis to 15 mm long. Spikelets ca. 3 mm long, rounded, shortly hairy, narrowly ovate, subsessile; lower glume broadly lanceolate, 1/2 as long as spikelet, bearing an erect awn; upper glume 2/3 as long as spikelet, broadly ovate, shortly awned, 5-7-veined, membranaceous; upper lemma pale, smooth, coriaceous, shiny, acute, ca. 2.7 mm long.

分布

台灣 : in lowland forest.
世界 : The warm temperate regions of Asia and Europe.

引證標本

TAIPEI: Kankou, Hsu 629; Kuanyingshan, Hsu 366. TAICHUNG: Nankanchi, Hsu 566; Sungmao, Hsu 8749. NATOU: Chitou, Hsu 3274. CHIAYI: Yushan, Suzuki 379. PINGTUNG: Nanjenshan, Hsu 7803. TAITUNG: Chinshuiying, Shimizu 3833. HUALIEN: Tailuko, Suzuki 10016.