Elymus × mayebaranus

前原披鹼草

Elymus × mayebaranus (Honda) S. L. Chen

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

S. L. Chen, Bull. Nanjing Bot. Gard. 1987: 9. 1987.

台灣首次記錄發表文獻

Jung & Chen, Taiwania 58(1): 57. 2013.

異名

Roegneria mayebarana (Honda) Ohwi

Ohwi, Acta phytotaxonomica et geobotanica eng 10: 98. 1941. (Acta Phytotax. Geobot., 植物分類,地理)
Agropyron mayebaranum Honda

Ohwi, Acta phytotaxonomica et geobotanica eng 10: 98. 1941. (Acta Phytotax. Geobot., 植物分類,地理)

各語言俗名

中

前原鵝觀草.
英

Alishan bentgrass.
日

おおたちもぐさ.

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 70-80 cm tall, 2-2.5 mm in diam.
Blade 10-15 cm long, 5-10(-15) mm wide, narrowly linearlanceolate; ligule papery, truncate or undulate, 0.5 mm long.
Spike 10-15 cm long; spikelets solitary at each node of spike-axis. Spikelets 5-10-flowered, to 2 cm long.
glumes subcoriaceous, margins transparent, narrowly lacnceolate, nerves conspicuous and hispid; lower glume 5 mm long, 3-nerved; upper glume 7 mm long, 5-nerved, shortly awn-tipped. Lemmas 10 mm long, subcoriaceous, margins hyaline, weakly 5-nerved, with a straight awn; palea linear-oblong, 10 mm long, 2-keeled and winged.

分布

世界 : Japan and China.

引證標本

ILAN: Taipingshan, Chang s. n. 6 Jul 1984. TAICHUNG; Pahsienshan, Hsu 427. CHIAYI: Alishan, Kuoh 14377; Chen, 16379; Kao 5627, Hsu 5395; Tungpu, Kuoh 11989.