Digitaria henryi

亨利馬唐

Digitaria henryi Rendle

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

Rendle, The journal of the Linnean Society of London. Botany 36: 323. 1904. (J. Linn. Soc., Bot.)

台灣首次記錄發表文獻

Hayata, Enumeratio Plantarum Formosanarum 507. 1906. (Enum. Pl. Formos.)

異名

Syntherisma henryi (Rendle) Honda

Honda, The Botanical magazine, Tokyo 38: 127. 1924. (Bot. Mag. Tokyo)
Syntherisma sasakii Honda

Honda, The Botanical magazine, Tokyo 39: 41. 1925. (Bot. Mag. Tokyo)

各語言俗名

英

Henry's crab grass.
日

なんごくめひしば.

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

Perennials; culm slender, prostrate, often rooting at lower nodes, 20-50 cm long.
Blade mostly 3-8 cm long, 2-5 cm wide, sparingly hispid; ligule membranaceous, truncate, ca. 2 mm long.
Inflorescence of contracted digitate racemes, racemes mostly 4-10, 3-8 cm long; rachis flat, winged, ca. 0.5mm wide. Spikelets lanceolate, ca. 2.5 mm long, acuminate; lower glume small but distinct, ca. 0.2 mm long; upper glume ca. 1/2 as long as spikelet , 5-veined, margins pubescent; lower lemma slightly longer than upper lemma, pubescent along marginal veins, especially at apex; upper lemma acuminate, pale, slightly coriaceous, ca. 2.1 mm long.
Caryopsis ca. 1.5 mm long, 0.8 mm wide.

分布

台灣 : common in littoral regions.
世界 : Vietnam, southern China and the Ryukyus.

引證標本

TAIPEI: Chinshan, Hsu 1296; Fulung, Hsu 893. TAOYUAN: Neili, Hsu 1240. HSINCHU: Peipu, Shimada 3904. MIAOLI: Suzuki et al. 36. TAICHUNG: Pahsienshan, Hsu 686. NANTOU: Puli, Hsu 1374. PINGTUNG: Kenting, Hsu 1096. TAITUNG: Chihpen, Hsu 981; Lutao Is., Chung & Hsu 305.