Brachiaria subquadripara

四生臂形草

Brachiaria subquadripara (Trin.) Hitchc.

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

Hitchc., Lingnan science journal 7: 214. 1931. (Lingnan Sci. J.)

台灣首次記錄發表文獻

Hsu, Taiwania 16: 275. 1971.

異名

Panicum pseudo-distachyum Hayata

Hayata, Icones Plantarum Formosanarum 7: 60. 1918. (Icon. Pl. Formos.)
Panicum distachyum (L.) A. Camus var. pseudo-distachyum (Hayata) Honda

Honda, The Botanical magazine, Tokyo 37: 24. 1923. (Bot. Mag. Tokyo)
Panicum distachyum (L.) A. Camus var. brevifolium Wight & Arn.

Honda, The Botanical magazine, Tokyo 37: 25. 1923. (Bot. Mag. Tokyo)
Panicum subquadriparum Trin.

Yamamoto, Journal of the Society of Tropical Agriculture 9: 379. 1937. (J. Soc. Trop. Agr.)
Brachiaria distachya (L.) A. Camus

Ohwi, Acta phytotaxonomica et geobotanica eng 11: 22. 1942. (Acta Phytotax. Geobot.)

各語言俗名

英

Four armgrass.
日

にくきび.

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

Culms slender, straggling or suberect, often spreading, rooting at lower nodes, nodes pubescent.
Blades 3-15 cm long, 4-8 mm wide, glabrous or sparsely pilose, margins scabrous; sheath usually shorter than internode and more or less ciliate on margins; ligule a row of hairs, 1-2 mm long.
Racemes 3-6, spreading, rather distant along glabrous or sparsely hairy axis; rachis flattened, glabrous or sometimes with scattered stiff hairs. Spikelets solitary, elliptic, 3.1-4.3 mm long, gglabrous; glumes 5-7-veined; lower lemma faintly 5-veined; anther ca. 1.2 mm long.

分布

台灣 : in lowland open waste places, roadsides and moist grassy places.
世界 : The tropics of the Old World, and introduced elsewhere.

引證標本

ILAN: Chiaochi, Hsu 827. TAIPEI: Chinshan, Hsu 1289; Shimen, Hsu 1261. HSINCHU: Hsinchu, Hsu 1313. MIAOLI: Tapu, Hsu 708. TAICHUNG: Taichung, Yamamoto 239. NANTOU: Puli, Hsu 1372. YULIN: Huwei, Hsu 472. TAINAN: Chiali, Mori 651. PINGTUNG: Chutien, Hsu 526; Kenting, Hsu 1100. TAITUNG: Chihpen, Hsu 334. HUALIEN: Yuli, Yamamoto 3040.