Cymbopogon tortilis

扭鞘香茅

Cymbopogon tortilis (Presl) A. Camus

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

A. Camus, Revue de Botanique Appliquée & d'Agriculture Coloniale 5: 206. 1925. (Rev. Bot. Appl. Agric. Colon.)

台灣首次記錄發表文獻

Ohwi, Acta phytotaxonomica et geobotanica eng 11: 169. 1942. (Acta Phytotax. Geobot.)

異名

Cymbopogon hamatulus (Nees) A. Camus

Honda, The Botanical magazine, Tokyo 40: 107. 1926. (Bot. Mag. Tokyo)

各語言俗名

英

Wild citronella grass.
日

しまおがるがや.

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

Rhizome short, tufted. Culms to 120 cm tall; nodes usually farinose.
Blade to 50 cm long; ligule membranaceous, ca. 2.5 mm long; sheath remains persistent, curling up when dry.
False panicle large, to 40 cm long; racemes paired, 3-6-noded, subtended by involucre of ca. 1.8 cm long; pedicel and joint of rachis ca. 2 mm long, margins white hairy. Spikelets paired, one pedicellate and other sessile. Sessile spikelet oblong-lanceolate, 3-5 mm long; callus ca. 0.5 mm long, hairy; lower glume 2-keeled, keels narrowly winged, 2-4-nerved, flat; upper glume boat shaped, margins membranaceous and ciliate, keel winged; lower lemma oblong-lanceolate, ca. 3/4 its length of spikelet, 2-keeled, margins ciliate; upper lemma narrow, 2/3 its length of spikelet, 2-cleft, with an awn ca. 8 mm long protruding from sinus, epaleate.

分布

台灣 : One of the common grasses on hillsides, especially in red soil areas in Taiwan.
世界 : Southern China, the Philippines and Vietnam.

引證標本

MIAOLI: Houlong, Hsu s. n. 1 Sep 1954. TAICHUNG: Houli, Hsu 63. NANTOU: Kuantaochi, Kuoh 4207. TAINAN: Tainan, Hsu 538. PINGTUNG: Ssuchungchi, Chang 2122.