Elymus formosanus

台灣披鹼草

endemic

Elymus formosanus (Honda) Á. Löve

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

Á. Löve, Feddes Repert. 95: 449. 1984.

台灣首次記錄發表文獻

同發表文獻

異名

Agropyron formosanum Honda

Honda, The Botanical magazine, Tokyo 41: 385. 1927. (Bot. Mag. Tokyo)
Roegneria formosana (Honda) Ohwi

Ohwi, Acta phytotaxonomica et geobotanica eng 10: 95. 1941. (Acta Phytotax. Geobot.)

各語言俗名

中

台灣鵝觀草.
英

Formosan couch.
日

たいわんかもじぐさ.

特徵描述

生活型

herb

形態特徵

Culms 60-70 cm tall, 2 mm in diam.
Blade 20 cm long, 2-2.5(-5) mm wide, linear; ligule subcoriaceous, rounded, 0.1-0.5 mm long.
Spike 10-15 cm long; spikelets solitary at each node of spike-axis. Spikelets 6-flowered, to 2 cm long; glumes subcoriaceous, narrowly oblong-lacnceolate, nerves conspicuous and minutely hispid; lower 5-6 mm long, 5-nerved; upper 6-8 mm long, 5-7-nerved.
Lemmas subcoriaceous, oblong, 5-nerved, awn geniculate, ca. 20 mm long; palea linear-oblong, 9 mm long, 2-keeled, minutely hispid along keels. Caryopsis oblong, adnate to palea, 6 mm long.

分布

台灣 : alpine regions.

引證標本

TAIPEI: Pitan, Sasaki 1935. ILAN: Senmazen, Lu 23388; Nanhutashan, Hsu 6026. HSINCHU: Azihshan, Sasaki s. n. 18 Jul 1938. TAICHUNG: Tashiehshan, Kuoh 10627. NANTOU: Houhuanshan, Chen, 15385; Chingsueikou, Huang 1652; Nengkaoshan, Matsuda 13 et 30 (Type). CHIAYI: Alishan, Kuoh 80414. KAOHSIUNG: Kuanshanlin, Kuoh 12007; Kuanshan, Fukuyama s. n. 12 Jul 1935. HUALIEN: Chilaishan, Sasaki s. n. 24 Aug 1929.