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FOC | Family List | FOC Vol. 12 | Rhamnaceae | Ventilago

3. Ventilago inaequilateralis Merrill & Chun, Sunyatsenia. 2: 38. 1934.

海南翼核果 hai nan yi he guo

Shrubs scandent. Young branches glabrous or pilose; branchlets gray-brown. Stipules lanceolate, caducous; petiole short, 1-5 mm, glabrous or subglabrous; leaf blade oblong or elliptic, 6-17 × 2-5 cm, leathery, both surfaces glabrous or abaxially sparsely pubescent on veins when young, lateral veins 8-14(-16) pairs, slightly prominent on both surfaces, conspicuously reticulate, base cuneate or subrounded, asymmetric or slightly so, margin entire or inconspicuously serrulate, apex obtuse or rounded, rarely acute. Inflorescences 3-7 cm, slender, pilose. Flowers yellow, 5-merous, solitary or few fascicled, and in pedunculate cymes, terminal or axillary, cymose panicles, or cymose racemes. Pedicel 1-2 mm, pilose. Calyx sparsely pilose; sepals adaxially medially keeled. Petals obovate, slightly longer than stamens, clawed at base, apex emarginate. Disk thick, fleshy, subpentagonous. Ovary globose, ± completely immersed in disk, glabrous or sparsely pilose; styles cleft to half. Drupe 3.5-4.5 cm, 4-5 mm in diam., wings 7-9 mm wide, apex obtuse or subrounded, surrounded by calyx tube at base for 1/3-1/2; stone 1-loculed, 1-seeded; fruiting pedicel 2-3 mm, sparsely pilose or subglabrous. Seeds without endosperm; cotyledons thick. Fl. Feb-May, fr. Mar-Jun.

● Forests in valleys; low elevations. W Guangxi, SW Guizhou, Hainan, S Yunnan.


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