Deyeuxia suizanensis

水山野青茅

endemic

Deyeuxia suizanensis (Hayata) Ohwi

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

Ohwi, Journal of Japanese Botany 33: 211. 1958. (J. Jpn. Bot., 植物硏究雑誌)

台灣首次記錄發表文獻

同發表文獻

異名

Agrostis suizanensis Hayata

Hayata, Icones Plantarum Formosanarum 7: 83. 1917. (Icon. Pl. Formos., 台灣植物圖譜)
Calamagrostis suizanensis (Hayata) Honda

Honda, The Botanical magazine, Tokyo 40: 440. 1926. (Bot. Mag. Tokyo, 植物學雜誌)

各語言俗名

中

水山釣蟹草.
英

Waterfall small reed.
日

すいざんかにつり.

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 and slender.
Blade filiform, 6-8 cm long, 1.5-3 mm wide, strongly involute forming a pipe 0.3-1 mm across, hairy between blades and sheath; ligules 0.75-2.5 mm long, apex rounded.
Panicle contracted to open, (3-)5-7(-12) cm long, axes scaberulous. Spikelets 1-flowered, 4 mm long; glumes subequal, lanceolate, acuminate; lower glume 1-nerved, upper glume 3-nerved, lateral 2 nerves slightly shorter.
Floret 3.5 mm long, callus covered with short hairs, hairs ca. 1/3 their length of floret; rachilla produced, 1.25-1.75 mm long, densely covered with long hairs; lemmas broadly lanceolate, apex acuminate, sinus, 5-nerved, midrib apically prolonged into a slender twisted, scabrid awn; palea linear, keeled, with a sinus at apex, 3 mm long; anther 1.6 mm long.

分布

台灣 : The var. <i>suizanensis</i> is endemic to Taiwan.

引證標本

NANTOU: en route from Kuankao to Patungkuan, Kuoh 14495. CHIAYI: Santungpu, Chen 11302; Shuishan, Soma s. n. Dec 1914; Morrisonshan, Suzuki s. n. 10 Jul 1933, Hsu 6350A. TAITUNG: en route from Konliao to Hsianyan, Chen 15162. HUALIEN: Tailuko, Suzuki & Fukuyama 16374.