Zanthoxylum wutaiense

屏東花椒

endemic

Zanthoxylum wutaiense Chen

名彙資訊

特徵描述

典藏標本

數位照片

分布位置

相關資訊

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Chen, The Formosan Science 26(3, 4): 56. fig. 1. 1972. (Formos. Sci., 台灣科學)

同發表文獻

無

Yeh-Ching Liu, Fu-Yuan Lu & Chern-Hsiung Ou, Trees of Taiwan revised . 1994. (Tr. Taiwan rev. ed., 台灣樹木誌第二版)
Yang, A list of plants in Taiwan . 1982. (List Pl. Taiwan, 台灣植物名彙)

shrub

A shrub; branchlets glabrous, often with hooked prickles.
Leaves imparipinnate, the upper part of rachis slightly winged; leaflets of 2–6 pairs, sessile, opposite, coriaceous, oblong to oblong-lanceolate, 3–10 cm long, 1–2 cm broad, the terminal one largest, acuminate at apex, attenuate or cuneate at base, the lateral veins 7–16 on each side of the midrib, distinct, the midrib elevated on both surfaces, the margins crenate, pellucid-dotted.
Flowers dioecious, yellow, axillary, in panicles, about 1 mm long; pedicels 3 mm long. Male flowers: sepals 5–8, narrowly oblong, glabrous; petals wanting; stamens 5–8, exserted, the anthers introrse; rudimentary ovary present. Female flowers: ovary ovoid-oblong, with appendage; styles short, the stigma capitate.
Fruit ovoid, of 1–2 carpels, about 5 mm across, each vertically dehiscent into valves.