Elaeagnus formosana

台灣胡頹子

endemic

Elaeagnus formosana Nakai

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

Nakai. 1916. The Botanical magazine, Tokyo 30: 74. (Bot. Mag. Tokyo)

台灣首次記錄發表文獻

同發表文獻

異名與其在台灣首次使用的文獻

Elaeagnus kotoensis Hayata

Hayata. 1920. Icones Plantarum Formosanarum 9: 90. (Icon. Pl. Formos.)
Elaeagnus nokoensis Hayata

Hayata. 1920. Icones Plantarum Formosanarum 9: 92. (Icon. Pl. Formos.)
Elaeagnus pungens Thunb.

Forbes & Hemsl. 1894. The journal of the Linnean Society of London. Botany 26: 404. (J. Linn. Soc., Bot.)

各語言俗名

中

台灣胡頹子、能高胡頹子、蘭嶼胡頹子
原

Rookosi (Atayal)
英

Formosan elaeagnus
日

たいわんわしろぐみ

參考文獻

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

特徵描述

生活型

shrub

形態特徵

Scandent or sometimes erect shrubs; young branches and buds silvery-brown.
Leaves coriaceous, obovate to oblanceolate or elliptic to narrowly elliptic, 4–11 cm long, 2–5 cm wide, the mid-rib flat or slightly elevated; petoles 0.5–1 cm long.
Flowers white, solitary or 2–6 in a shortened raceme; perianth-tube 2.8–6 mm long, the lobes triangularly ovate; stamens 4, the anthers elliptic, 1.5–2 mm long, the filaments 0.6-0.7 mm long; style 2.2–5.5 mm long, glabrous, the stigma 2.3–2.5 mm long.
Fruit ovoid, 1.1–1.6 cm long; seed 8-ribbed, 1–1.4 cm long.

分布

台灣 : Endemic. In the thickets throughout the island, and the islets Lanyu and Lutao at low to 2,000 m altitudes.

引證標本

TAIPEI: Yenliao, Lu 16397; Chihsinshan, Lu 13152. ILAN: Taipingshan, Lu 2746. TAOYUAN: Lalashan, Lu 14147. TAICHUNG: Chingshan, Lu 19089. NANTOU: Nenkaoshan, Kanehira & Sasaki s. n. (Type of E. nokoensis Hayata). PINGTUNG: Hengchung, Lu 12497. TAITUNG: Lanyu Lu 6107. HUALIEN: Hoping, Lu 16310; Fuli, Lu 17825.