Ichnanthus vicinus

距花黍

Ichnanthus vicinus (F. M. Bailey) Merr.

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

Merr., Philippine Journal of Science 20(4): 367. 1922. (Philipp. J. Sci.)

台灣首次記錄發表文獻

Ohwi, Acta phytotaxonomica et geobotanica eng 11: 47. 1942. (Acta Phytotax. Geobot.)

異名

Ichnanthus axillaris (Nees) Hitchc. & Chase

Honda, The Botanical magazine, Tokyo 38: 128. 1924. (Bot. Mag. Tokyo)
Ichnanthus pallens Munro ex Benth.

Honda, Journal of the Faculty of Science, Imperial University of Tokyo. Section III, Botany 3: 258. 1930. (J. Fac. Sci. Univ. Tokyo, Sect. 3, Bot.)

各語言俗名

英

Scargrass.
日

おおたいわんささきび.

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

Annuals; culm weak, rooting from basal node, 15-50 cm tall.
Blade glabrous, ovate to ovate-lanceolate, 3-8 cm long, 1-2.5 cm wide; sheath slightly shorter than internode, villous on margins; ligule membranaceous, ciliate at apex, ca.1 mm long.
Panicle terminal or axillary, to 15 cm long; axils pubescent. Spikelets 3.5-5 mm long, slightly laterally compressed; glumes unequal, strongly 3-5-veined, acuminate; lower glume 2/3 as long as spikelet, with a distinct internode between it and upper glume; upper glume and lower lemma equal; lower lemma 5-veined, enclosing a palea and sometimes a staminate flower; upper lemma chartaceous-indurate, 2-2.5 mm long, obtuse, stipitate and bearing 2 scars ca. base; anther ca. 1.6 mm long.

分布

台灣 : very common in shady areas, especially in grassland and disturbed places.
世界 : India, Malesia, Indochina, China and Polynesia.

引證標本

ILAN: Bonbon, Kao 5957. TAIPEI: Chuchuhu, Hsu 221; Yangmingshan, Hsu 904. MIAOLI: Nanchuang, Hsu 12677; Taan, Hsu 680. TAICHUNG: Pahsienshan, Suzuki s. n. NANTOU: Kuantachi, Kuoh 4319; Sun Moon Lake, Hsu 1348. TAINAN: Tainan, Sasaki 380202. KAOHSIUNG: Sanping, Kuoh 4013. PINGTUNG: Nanjenshan, Hsu 7826; Shihchongchi, Hsu 13191. TAITUNG: Chihpenwenchienhoushan, Hsu 4055; Lanyu Is., Hsu 9345. HUALIEN: Hualien, Sasaki 380168.