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FOC | Family List | FOC Vol. 15 | Myrsinaceae | Ardisia

6. Ardisia quinquegona Blume, Bijdr. 689. 1826.

罗伞树 luo san shu

Ardisia elliptisepala E. Walker; A. jinyunensis Z. Y. Zhu; A. pauciflora Heyne; A. pentagona A. de Candolle; A. quinquegona var. hainanensis E. Walker; A. quinquegona var. oblonga E. Walker; Bladhia pseudoquinquegona Masamune; B. quinquegona (Blume) Nakai.

Shrubs 2(-6) m tall, rarely rhizomatous. Branchlets angular, 2-3 mm in diam., brown scaly, glabrescent, longitudinally ridged. Petiole canaliculate, (3-)5-10 mm, brown scaly, glabrescent; leaf blade oblong, elliptic, or oblanceolate, 8-16 × 2-4 cm, membranous, dull and glabrous adaxially, inconspicuously punctate and scaly abaxially, base cuneate, margin flat, entire, apex narrowly acute to acuminate, acumen to 1 cm; lateral veins numerous, inconspicuous, marginal vein inconspicuous. Inflorescences axillary, paniculate, cymose, or subumbellate, ca. (1-)3-5(-8) cm, scaly. Flowers membranous, white or pink, to 3 mm. Pedicel 5-8 mm, scaly. Sepals ovate to lanceolate, ca. 1 mm, punctate, glabrous, margin sparsely and minutely ciliate, apex acute to obtuse. Petals nearly free, broadly elliptic, to 3 mm, punctate, glabrous except puberulent at base adaxially, apex acute or obtuse. Stamens subequalling petals; filaments obsolete; anthers ovate to reniform, punctate dorsally, dehiscent by terminal pores opening into large longitudinal slits, apex apiculate. Pistil longer than petals, even in bud; ovary glabrous, punctate; ovules numerous, multiseriate. Stigma punctiform. Fruit depressed, obtusely 5-angled, inconspicuously punctate. Fl. Mar-Jul, fr. Aug-Feb.

Damp seepage in mixed forests, valleys, streambanks, hillsides, damp places; 200-1300 m. Fujian, Guangdong, Guangxi, Hainan, Sichuan, Taiwan, Yunnan [India, Indonesia, Japan (Ryukyu Islands), Malaysia, Vietnam]


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