Fimbristylis cymosa

乾溝飄拂草

Fimbristylis cymosa R. Br.

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

R. Br. 1810. Prodromus Florae Novae Hollandiae 1: 228. (Prodr. Fl. Nov. Holl.)

台灣首次記錄發表文獻

Koyama. 1978. Flora of Taiwan 5: 232. (Fl. Taiwan)

異名

Fimbristylis spathacea Roth

Koyama. 1961. Journal of the Faculty of Science, Imperial University of Tokyo. Section III, Botany 8(3): 107. (J. Fac. Sci. Univ. Tokyo, Sect. 3, Bot.)
Fimbristylis formosensis C. B. Clarke

Henry. 1896. A List of Plants from Formosa 105. (List Pl. Formos.)
Fimbristylis kankaoensis Hayata

Hayata. 1916. Icones Plantarum Formosanarum 6: 111. (Icon. Pl. Formos.)

各語言俗名

中

乾溝飄拂草、鹽飄拂草
英

Seaside fimbristglis
日

かんこうてんつき

參考文獻

Yang. 1982. A list of plants in Taiwan. (List Pl. Taiwan)

特徵描述

生活型

herb

形態特徵

Perennial with short rhizome; culms desely tufted, 5-60 cm by 1-2 mm, obtusely trigonous, smooth, glabrous, base clothed with leaf sheaths and their dusky brown fibrous remnants.
Leaves basal, many; blades linear, 5-30 cm by 1-4 mm, obtuse, flat or slightly inrolled, scabrous on upper margins; sheaths to 3 cm long, whitish or cinnamon brown; ligule absent.
Inflorescence compound to decompound, loose to very dense; involucre bracts 1-3, leaf-like, 0.5-1.8 cm long, dilated at base; primary branches 2-8, 1-3 cm long. Spikelets solitary to clustered, oblong-elliptic to ovate-oblong, 2-6 m by1-2.5 mm, obtuse, somewhat angular, densely many-flowered.
Glumes many per spikelet, tightly spirally imbricated, ovate to broadly ovate, 1-2 mm by 0.5-1.5 mm, obtuse, membranaceous, rusty-brown, margins white-hyaline, slightly keeled, 3-5-nerved. Stamens 1-3; anthers ca. 1 mm long. Style weakly flattened, glabrous, dilated at base; stigmas 2-3. Achenes broadly obovate, 0.7-1 mm by 0.5-0.7 mm, shortly stipitate, dark brown, obcompressed, trigonous to nearly biconvex, smoothish.

分布

台灣 : open sandy, clayish or rocky places by the sea.
世界 : Pantropics.

引證標本

TAIPEI: Aoti, Huang 3031; Hukeichiau, Shimada 56. CHANGHUA: Lukang, Kuoh 1641. CHIAYI: Tonshe, Wang 10073. TAINAN: Anping, Wang 10102; Hsinhua, Hsu 13654A. PINGTUNG: Hengchun, Matuda 406; Kenting, Hsu 13608. TAITUNG: Chihpei, Koyama 13078; Lanyu Is., Kuoh 4873.