Prunus malayana

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Prunus malayana

Description

Trees up to 30 m, buttresses none or short, bark grey to brown, smooth or lenticellate. Leaves elliptic, 12-22 by 6-13 cm, base truncate to subcordate, apex obtuse to shortly and bluntly acuminate, herbaceous, with 9-15 pairs of nerves, venation indistinct, upper side glabrous, lower side shortly hairy and glabrescent, basal glands usually 2, large, flat or slightly hollowed and bulging above, sometimes glands absent. Stipules pointed ovate, 3-5 (-11) by 2-4 mm, connate over up to 1 mm by their excentric, keeled midribs. Flowers sometimes male, sex disposition in trees unknown. Sepals triangular, c. 1 mm long. Petals elliptic, c. 1 mm long, densely hairy. Stamens 50-80, filaments up to 4.5 mm, glabrous, anthers c. 0.5 mm long. Ovary glabrous or with some few hairs, style up to c. 3 mm long, pistillodium in male flowers minute, hidden in the hairs on the bottom of the hypanthium. Fruits ellipsoid to (rarely) subglobular, 18-25 by 16-21 mm, exocarp glabrous, colour when ripe unknown, endocarp glabrous or sparsely hairy inside. Seed with glabrous testa or with few hairs especially near apex.

Distribution

Asia-Tropical: Malaya (Peninsular Malaysia present), Pahang present, Perak present, Trengganu present
Peninsular Malaysia: Pahang, Trengganu, Perak.

Notes

This species is, by its large leaves and compound racemes similar to Prunus polystachya, and is obviously closely related. The main difference is in the fruits (ellipsoid vs. transversely ellipsoid) and in flower the two are not always easy to distinguish. See also under Insufficiently known species, Prunus A.

Citation

Prance & Whitmore 1973 – In: Tree Fl. Malaya: 338