Daphniphyllaceae
虎皮楠科
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特徵描述
作者
HUANG, TSENG-CHIENG
型態特徵
Trees or shrubs, evergreen, dioecious, rarely polygamo-dioecious (in D. glaucescens subsp. oldhamii), glabrous; branchlets terete, usually longitudinally canaliculate, smooth or rugose. Leaves simple, alternate, fasciculate, rarely opposite, subverticillate to verticillate, rarely dimorphic, estipulate; blades elliptic, oblong, obovate to ovate, frequently falcate or oblique, rounded, obtuse, acute to cuneate at base, rounded, mucronate, obtuse, acute to acuminate at apex, the margins entire or revolute, infrequently dentate near the apex, chartaceous, membranaceous to coriaceous, green or yellow on both surfaces, sometimes shining above, usually glaucous and papillate beneath, the midrib frequently impressed above, prominent or not so beneath. Inflorescences axillary, rarely subterminal, racemiform; pedicels angulate or flat, rarely pendent; bracts on the base of inflorescences in 1-several whorls, imbricate, ovate, triangular or linear-¬ovate or elliptic, usually caducous, sometimes larger than the flower; calyx none, or when present of 3–6 lobes, with imbricate aestivation, campanulate, cupulate or completely divided when mature, the lobes variable in size, shape and margin; stamens 5–14, free or coherent at apex, subsessile or with long filaments, the anthers lunate, oblong, oblong-elliptic, elliptic, broadly elliptic to ovate, com¬pressed or oblique, apiculate at apex, triangular, obtuse to emarginate or beaked; staminodes frequently present; ovary globose to elliptic-globose, imperfectly 2(–3–4)-septate, each carpel with (1-)2 anatropous ovules; placentation sus¬pended or subapical; staminodes on the ovary usually present; style 1–2(–4)¬lobed, usually shorter than ovary, the stigmas divaricate, revolute, discoid to circinate or versatile. Drupes obovoid, elliptic-globose, ovoid to ellipsoid; seeds 1(–2), various in shape and size.
屬
A monotypic family, the genus Daphniphyllum consists of nine species.
