Elaeocarpus japonicus

薯豆

Elaeocarpus japonicus Sieb. & Zucc.

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

Sieb. & Zucc., Fl. Jap. Fam. Nat. II. 4(2): 165. 1845.

台灣首次記錄發表文獻

Matsum. & Hayata, Enumeratio Plantarum Formosanarum 66. 1906. (Enum. Pl. Formos.)

異名

Elaeocarpus kobanmochi Koidz.

Koidz., The Botanical magazine, Tokyo 44: 96. 1930. (Bot. Mag. Tokyo)

各語言俗名

中

牛屎烏. 日本杜英. 牛屎柯. 香菇柴.
英

Japanese elaeocarpus.
日

こばんもち.
原

Karoma (Paiwan).
台

Tsó táu. Kho táu. Iûn á sái. Chû tāu.

參考文獻

Lu, Ou & Lu, Illustrations of Trees of Taiwan 3: 135. 1999. (Ill. Tr. Taiwan)
Yeh-Ching Liu, Fu-Yuan Lu & Chern-Hsiung Ou, Trees of Taiwan revised . 1994. (Tr. Taiwan rev. ed.)
Yang, A list of plants in Taiwan . 1982. (List Pl. Taiwan)

特徵描述

生活型

tree

形態特徵

An evergreen tree.
Leaves thin-coriaceous, elliptic or oblong, acuminate at apex, with obtuse acumen, obtuse to subrounded at base, 6–10 cm long, 2–3 cm broad, glabrous, slightly shining above and minutely black-tubercled beneath, the margins obscurely crenulate-serrulate, the midrib slightly impressed above, prominently elevated beneath, the lateral veins 5–6 on each side of the midrib, the veinlets reticulate, slightly elevated on both surfaces; petioles about 2–3 cm long, glabrous, slightly swollen at the top.
Inflorescences axillary, racemose, the rachis slightly pubescent, or glabrescent; pedicels 3–5 mm long, pubescent; sepals ovate-oblong, about 5 mm long, 2 mm broad, acute at the apex, oblong, slightly pubescent; stamens about 8, the anthers sometimes 3–4 dented; linear, obtuse at the apex, about 4 mm long, the anthers awnless; ovary villous; style much shorter than the stamens.
Fruit ovoid, 7–9 mm long, about 5 mm across.

分布

台灣 : In forests at low altitudes throughout the island.
世界 : China, south Japan and the Ryukyus.

引證標本

TAIPEI: Shihlin, Tanaka 72607. ILAN: Tayuanshan, Kao 78662. MIAOLI: Kuo & Kao 72603. TAICHUNG: Pahsienshan, Chuang et al. 73609. NANTOU: Sun Moon Lake, Chang 3683. PINGTUNG: Hiiranshan, Chang 4730, Chioka, Ou 2456.