Prunus glabrifolia

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Prunus glabrifolia

Description

Shrubs or trees up to 15 m. Leaves elliptic to oblong or ovatish, 3.5-7.5(-ll) by 1.5-4(-5) cm, base acute to rounded, apex acute to acuminate, coriaceous, with 4-7 pairs of nerves, venation inconspicuous, both sides entirely glabrous when mature, basal glands 2, flat Petiole up to 1 cm long. Stipules oblong to narrowly triangular, 1.5-4 by 0.5-1.5 mm, free, with 1-3 flat or pustular glands on the surface (only seen in Malayan specimens) and sometimes (also) with marginal glands. Stamens 12-20, filaments up to 3.5 mm, glabrous or with hairs at base, anthers up to 0.7 mm long. Ovary densely hairy at least in lower part, style up to 2.5 mm, hairy or glabrous. Fruits transversely ellipsoid, 6-9 by (7-)8.5-12.5 mm, exocarp sparsely hairy, colour unknown, endocarp glabrous inside. Seed with glabrous testa.

Distribution

Asia-Tropical: Borneo present (Sabah present, Sarawak present); Malaya present, Johore present, Malacca present, Selangor present, W Sumatra present, mountains in Perak present
W Sumatra, Malaya (mountains in Perak, Selangor, Malacca, Johore), Borneo (Sarawak, dubious specimen from Sabah).

Notes

In 1965 the species was only seen from Malaya and Sumatra; it has now also been collected in the Gunung Mulu National Park, Sarawak. A dubious specimen comes from Mt Kinabalu, Sabah.
The species differs from the rather similar Prunus grisea var. tomentosa in the stiff and hard (not papyraceous) leaves.
The epithets brevifolia and scortechinii were used previously in Prunus.

Citation

Ridley 1922 – In: Fl. Mai. Penins.: 674
Ridley 1922 – In: Fl. Mai. Pen.: 676
Prance & Whitmore 1973 – In: Tree Fl. Malaya: 338