Oplismenus compositus

竹葉草

Oplismenus compositus (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

Ohwi, Acta phytotaxonomica et geobotanica eng 11: 35. 1942. (Acta Phytotax. Geobot.)

異名

Oplismenus formosanus Honda

Honda, Repertorium specierum novarum regni vegetabilis 20: 361. 1924. (Rep. Sp. Nov. Regni Veg.)
Oplismenus burmanni Beauv. var. intermedius Honda

Honda, The Botanical magazine, Tokyo 38: 191. 1924. (Bot. Mag. Tokyo)
Oplismenus owatarii Honda

Honda, Repertorium specierum novarum regni vegetabilis 20: 362. 1924. (Rep. Sp. Nov. Regni Veg.)
Oplismenus compositus (L.) P. Beauv. var. patens (Honda) Ohwi

Hsu, Flora of Taiwan 5: 565. 1978. (Fl. Taiwan)
Oplismenus compositus (L.) P. Beauv. var. owatarii (Honda) Ohwi

Hsu, Flora of Taiwan 5: 565. 1978. (Fl. Taiwan)

各語言俗名

中

粗毛竹葉草. 大竹葉草. 大渡求米草.
英

Armgrass.
日

こばのちじみざさ. あらげちじみざさ. えだうちちじみざさ.
台

Tek hiòn chháu.

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 to 1 m long, decumbent and rooting at lower nodes, 20-40 cm tall.
Blade lanceolate to ovate-lanceolate 5-16 cm long, 1-3.5 cm wide, more or less papillose-pilose, margins ciliate to hispid; ligule hyaline, truncate, ciliate above.
Inflorescence of racemose racemes, 10-20 cm long; racemes 6-10, triangular, central axis hairy, 1.5-6 cm long. Spikelets sometines purplish, narrowly ovate, 3-5 mm long, one after another on rachis; glumes subequal, 1.5-3 mm long, awned, awn of lower glume 2-8 mm long, that of upper glume 0.3-1.5 mm long; lower lemma exceeding glumes, 3-4 mm long, awnless or nearly so, usually enclosing a narrow hyaline pale of ca. equal length to lower lemma; upper lemma smooth and shining, 2.5-3 mm long, apex with a minute laterally compressed crest.

分布

台灣 : very common in shady places.
世界 : Tropics.

引證標本

ILAN: Nanshan, Kuoh 3129. TAIPEI: Wulai, Hsu 77; Yangmingshan, Kao 8871. TAOYUAN: Taoyuan, Shimada 45. MIAOLI: Nanchuang, Hsu 12364; Nankenchi, Hsu 670. TAICHUNG: Pahsienshan, Hsu 451; Tahkuan, Hsu 540. NANTOU: Chitou, Kao 3151. TAINAN: Nanhua, Suzuki 5899. KAOHSIUNG: Wuweishan, Matsuda s. n. PINGTUNG: Kenting, Chuang 4085. TAITUNG: Lanyu Is., Sasaki s. n.; Lutao Is., Sasaki s. n.