Dimocarpus longan

龍眼

naturalized

Dimocarpus longan Lour.

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

Lour. 1790. Fl. Cochinch. 233.

台灣首次記錄發表文獻

Lu & Ou. 1994. Trees of Taiwan revised 581. (Tr. Taiwan rev. ed.)

異名

Euphoria longana Lam.

Sasaki. 1928. List of plants of Formosa 277.

各語言俗名

中

龍眼、桂圓、福圓、龍目、牛眼、益智、假荔枝
台

Gû géng
客

Ngiu ngán
原

Hinhin (Paiwan)
英

Longan、Dragon's eye、Lungan longan、Lungan
日

Gêng géng、りゆうがん

參考文獻

Wu, Yang, Teng, Chang, Yang and Hsieh. 2010. Taiwania 55(2): 154.
Yang. 1982. A list of plants in Taiwan. (List Pl. Taiwan)
Yeh-Ching Liu, Fu-Yuan Lu & Chern-Hsiung Ou. 1994. Trees of Taiwan revised. (Tr. Taiwan rev. ed.)
Hui-Chun Hsu. 2007. Plant use knowledge of Hakka ethnobotany in Beipu township, Hsinchu county. Master thesis. National Pingtung University of Science and Technology. (Plant use knowledge of Hakka ethnobotany in Beipu township, Hsinchu county.)
Ciou & Pong. 2008. Illustrations of Hakka ethnobotany of Taiwan 222. (Illustration of Hakka ethnobotany of Taiwan)
Lu, Ou & Lu. 2001. Illustrations of Trees of Taiwan 5: 17. (Ill. Tr. Taiwan)

特徵描述

生活型

tree

形態特徵

An evergreen tree, ferrugious tomentose on the young part.
Leaves alternate or nearly opposite, even pinnately compound; leaflets coriaceous, elliptical, obtuse at apex, oblique at base, entire, 7–11 cm long, 3.4–7.5 cm broad, with lateral nerves 11 pairs, sparsely covered with white farinaceous beneath.
Inflorescence in terminal or axillary panicle. Flowers polygamous, actinomorphic, 4–5 mm across; calyx 5 lobed, ovate, 3 mm long, 2 mm broad; petals 5 or 6, ovate, 3 mm long, 1 mm broad; stamens 8; ovary with 5 angular disc, 2-celled; stigma 2.
Fruit spheroid, 2.5 cm across, yellow-brown; pericarp crispate or mucronate. Seed black shining, covered with a mucilaginous aril.

分布

台灣 : cultivated.
世界 : Endemic in South China.

引證標本

TAIPEI: Tsushanyan, Chen 240; Tatungshan, Kuo 5563. MIAOLI: Tafu, Liao & Kuo 1598. TAICHUNG: Chunghsingling, Huang 562. CHIAYI: Kuanin Waterfall, Tang 953. TAINAN: Tainan, Wang s. n. 1970. KAOHSIUNG: Liukuei, Kiang & Hsieh 118. PINGTUNG: Pingtung, Chang 14685; Kenting Park, Huang & Kao 629.