Poa nankoensis

南湖大山早熟禾

endemic

Poa nankoensis 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

名彙資訊

學名發表文獻

Ohwi, Acta phytotaxonomica et geobotanica eng 2: 165. 1933. (Acta Phytotax. Geobot.)

台灣首次記錄發表文獻

同發表文獻

異名

無

各語言俗名

中

南湖稚兒世.
英

Nanhu meadow grass.
日

なんこちござさ.

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

Perennials. Culms ascending, 16-40 cm high, 1.5-2 mm wide.
leaf blade linear, 6-16 cm long, 1-4 mm wide, acuminate at apex. Sheath not compressed. Ligule membrancaeous, tongue shaped or collar shaped, 1-2 mm long.
Panicle open, 5-13 cm long. Spikelets with 2-or 4 florets, elliptic or lanceolate, 5- 6 mm long, 2-3 mm wide. Pedicels hispid to minutely hispid.
Lower glumes chartaceous, lanceolate to narrowly lanceolate, 3.5-4 mm long, 1-nerved. Upper glumes chartaceous, broadly lanceolate to elliptic, sharp at apex, 3-5 mm long, 3-nerved. Lemmas chartaceous, ovate-lanceolate to elliptic, 4-5 mm long, 5-nerved, villous on nerves. Paleas narrowly lanceolate, blunt at apex or acute at apex, 3-4 mm long, 2-nerved, minutely hispid on nerves. Callus webed. Anthers 1 mm long. Caryopsis ellipsoid, 2 mm long, apex villous.

引證標本

MIAOLI: Hsuehshan. Sasaki s. n. 7 Jul 1923. NANTOU: summit of Chilaishan, Sasaki s. n. 24 Aug 1929. ILAN: Nanhutashan, Sasaki s. n. Oct 1928; Futuyama 4084.