Setaria verticillata

倒刺狗尾草

Setaria verticillata (L.) P. Beauv.

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

P. Beauv., Essai d'une Nouvelle Agrostographie 51. 1812. (Ess. Agrostogr.)

台灣首次記錄發表文獻

Ohwi, Acta phytotaxonomica et geobotanica eng 11: 50. 1942. (Acta Phytotax. Geobot.)

異名

Setaria verticillata (L.) P. Beauv. var. ambigua (Guss.) Parl.

Ohwi, Acta phytotaxonomica et geobotanica eng 11: 51. 1942. (Acta Phytotax. Geobot.)

各語言俗名

英

Bur bristle grass.
日

ざらつきえのころぐさ.

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

Annuals; clum usually 20-100 cm high, geniculate.
Blade 5-18 mm wide, thin, with nimutely tubercle-based hairs; sheath hairy or glabrous, margins ciciate; ligule a ring of hairs, ca. 1 mm long.
Panicle contracted, cylindrical, 2-10 cm long, branches interrupted. Spikelets 1.8-2 mm long, subtended by 1-4 bristles, these 4-16 mm long, flattened in lower part, margins with barb like hairs directed downwards; lower glume ca. 1 mm long; upper glume as long as spikelet, 5-veined; lower lemma equaling spikelet, rarely with a minute lower palea; upper lemma finely and transversely rugose; anther ca.0.7 mm long.

分布

台灣 : common in open and waste places.
世界 : Tropical and temerate regions of the Old World.

引證標本

TAIPEI: Yehliu, Kuoh 2345. CHANGHUA: Lukang, Kuoh 1643. CHIAYI; Hantzyliau, Wang 20111. TAINAN: Chishan, Hsu 6472. PINGTUNG: Lioukuaitsuo, Hsu 9313. HUALIEN: Tienhsiang, Hsu 7013.