Paspalum scrobiculatum

鴨姆草

Paspalum scrobiculatum L.

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

L., Mantissa Plantarum 1: 29. 1767. (Mant. Pl.)

台灣首次記錄發表文獻

Ohwi, Acta phytotaxonomica et geobotanica eng 11: 40. 1942. (Acta Phytotax. Geobot.)

異名

Paspalum distachyon Poiteau ex Trinius

Honda, The Botanical magazine, Tokyo 37: 113. 1923. (Bot. Mag. Tokyo)

各語言俗名

中

鴨草.
英

India paspalum.

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; culm tufted, 50-100 cm tall, erect, decumbent at base.
Blade 15-50 cm long, 7-12 mm wide, glabrous, more or less glaucous; sheath glabrous, longer than internode, compressed, keeled; ligule membranaceous, 0.5-1 mm long, with tawny hairs abaxially.
Racemes 2-5(-8); rachis 1.5-3 mm wide, margins scabrous. Spikelet solitary, imbricate, glabrous, orbicular to ovate, 2-3 mm long; lower glume absent; upper glume membranaceous, 5 veined; lower lemma 5-7-veined, membranaceous or sometimes indurate; upper lemma dark brown at maturity, coriaceous.

分布

台灣 : common in tea plantation, roadsides, dry fields, grasslands and waste places.
世界 : Tropical Asia and Pacific islands.

引證標本

TAIPEI: Hsintien, Shimizu 2234. MIAOLI: Chuhuangkeng, Hsu 120. TAICHUNG: Houli, Sasaki 6293. NANTOU: Puli, Masamune & Suzuki 4291. TAINAN: Chiali, Morimoto 248. PINGTUNG: Chutien, Hsu 528. TAITUNG: Wushan, Masamune 2669; Lanyu Is., Sasaki s. n. HUALIEN: Matain, Suzuki 12248.