Setaria parviflora

莠狗尾草

Setaria parviflora (Poir.) Kerguélen

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

Kerguélen. 1987. Lejeunia, n.s. 120: 161.

台灣首次記錄發表文獻

Ed. Comm. 2017. Red List TW Plants.

異名與其在台灣首次使用的文獻

Setaria geniculata P. Beauv.

Ohwi. 1942. Acta phytotaxonomica et geobotanica eng 11: 53. (Acta Phytotax. Geobot.)
Setaria lutescens (Weigel ex Stuntz) F. T. Hubb. var. flava Yamamoto

Yamamoto. 1937. Journal of the Society of Tropical Agriculture 11: 277. (J. Soc. Trop. Agr.)

各語言俗名

中

莠狗尾草
英

Knot-root bristle grass
日

ふしねきんえのころ

參考文獻

Wu, Yang, Teng, Chang, Yang and Hsieh. 2010. Taiwania 55(2): 158.
Yang. 1982. A list of plants in Taiwan. (List Pl. Taiwan)
Chang-Yang, Su, Chiang & Hsieh. 2022. Taiwania 67(1): 1.

特徵描述

生活型

herb

形態特徵

Perennials with knotty rhizome; culm erect, base geniculate.
Sheath compressed and keeled; ligule a ring of haris.
Spikelets ca. 2.5 mm long; glumes membranaceous; lower glume acute, to 1/3 length of spikelet, 3-veined; upper glume obtuse, to 1/2 as long as spikelet, 5-veined; lower lemma membranaceous, as long as spikelet, 5-veined; palea flattened, 2-keeled, as long as lemma; upper lemma indurate, rugose, 5-veined, palea flattened abaxially, 2-keeled, nearly as long as lemma and spikelet; anthers up to1 mm long.
Caryopsis ca. 1.5 mm long, clasped by broad margins of palea.

分布

台灣 : in moist places.
世界 : Originally from tropical America, introduced into other countries.

引證標本

ILAN: Kuaishan, Kuoh 2471.TAIPEI: Shihmen, Hsu 1262. TAOYUAN: Neili, Hsu 1237. HSINCHU: Hsinchu, Huang 2112; Yuen Yang Lake, Hsu & Kuoh 14532. MIAOLI: Tahu, Cheng 78. TAICHUNG: Lishan, Kuoh 80122. NANTOU: Kuantaochi, Hsu 10659; Sun Moon Lake, Hsu 1314. TAINAN: Hsinhua, Hsu 326. PENGHU: Hongkuawy, Hsu 11553; Makung, Kuoh 1099. PINGTUNG: Ssuchungchi, Hsu 1111. TAITUNG: Lanyu Is., Hsu 1003; Tawu, Hsu 330. HUALIEN: Chilaishan, Sasaki s. n.