Premna hengchunensis

恆春臭黃荊

endemic

Premna hengchunensis S. Y. Lu & Yuen P. Yang

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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S. Y. Lu & Yuen P. Yang, Bull. Taiwan For. Res. Inst. New Series. 6(2): 110. fig. 1. 1991. (台灣省林業試驗所研究報告季刊)

同發表文獻

無

無

tree-shrub

Shrubs or small trees; branches pubescent when young, glabrescent.
Leaves petiolate, chartaceous, ovate to elliptic, 4–7 cm long, 2.3.8 cm wide, apex obtuse, acute to acuminate, base acute, margin entire, slightly repand, or remotely serrate apically, puberulent along midrib on both surfaces, sparsely glandular punctate on lower surface, lateral veins 5–7 pairs; petiole 0.6–1.5 (–2.2) cm long, pubescent.
Inflorescence a terminal corymb-like thyrse, 3–6 cm in diameter; bracteoles leaf-like or linear, 0.5–12 mm long; flowers greenish white; calyx cup-shaped, 2-lipped, 4- or 5-lobed, pubescent and punctate outside; corolla 4-lobed in 2 lips, tube 1.5–2.0 mm long, lobes orbicular, 3.5–4 mm long, apex obtuse, glabrous outside, villous in throat inside.
Drupes globose, dark purple, ca. 5 mm across.