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

4. Ardisia waitakii C. M. Hu, Bot. J. South China. 1: 2. 1992.

越南紫金牛 yue nan zi jin niu

Shrubs or trees to 4 m tall. Branchlets terete, 3-3.5 mm in diam., brown scaly, glabrescent. Petiole canaliculate, 7-12 mm; leaf blade oblong or narrowly oblanceolate, 9-20 × 2.5-5.5 cm, leathery, densely pellucid punctate, glossy, and glabrous adaxially, pale and densely minute brown scaly abaxially, base cuneate, margin flat, entire, apex long acuminate or attenuate, acumen 1-2 cm; lateral veins numerous, marginal vein present. Inflorescences axillary or subterminal, corymbose. Flowers papery, white or pink, 3.5-4 mm. Pedicel 5-10 mm. Sepals broadly ovate to suborbicular, 1.5-1.8 mm, keeled and orange punctate medially, sparingly brown scaly basally, margin erose toward apex and ciliate, apex obtuse to rounded. Petals united 0.3-0.4 mm from base; lobes ovate, sparsely pellucid punctate, rusty papillate adaxially at base, margin entire, apex obtuse to acutish. Stamens subequalling petals; filaments ca. 0.5 mm; anthers narrowly ovate, ca. 2.5 mm, epunctate dorsally, dehiscing by subterminal pores opening into longitudinal slits, apex cuspidate. Pistil equaling petals; ovary ovoid, densely punctate; ovules numerous, multiseriate. Stigma punctiform. Fruit globose, 5.5-6 mm in diam., pellucid punctate. Fl. Apr-May, fr. Oct.

Evergreen broad-leaved forests, streamsides; 500-800 m. Guangdong, Guangxi, Hainan [Vietnam]


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