Machilus coriacea

DESCRIPTION Trees 10 - 20 m tall, dbh 20 - 25 cm. Twigs slender, 1.6 - 3 mm thick, rounded in cross-section, sparsely hairy; hairs appressed, yellowish; terminal leaf bud ovoid 5 - 7 mm long, apex acute, velutinous, imbricate. Leaves alternate; blade elliptic to oblanceolate, 6 - 16 × 2.5 - 7.6 cm, apex acute, base cuneate, leathery, penninerved, secondary nerves 7 - 9 pairs, curved towards margin, tertiary nerves scalariform-reticular; upper surface glabrous, midrib and secondary nerves sunken, tertiary nerves indistinct; lower surface sparsely hairy, midrib and secondary nerves raised, tertiary nerves distinct; hairs yellowish, erect; petiole channelled, 18 - 20 mm long, sparsely hairy, slender. Inflorescence 10 - 15 cm long, terminal, sparsely hairy; bracts leaf-like; bracteoles linear, c. 2 mm long. Flowers white; perianth lobes 2.4 - 4.5 × 1.1 - 1.4 mm, apex acute, densely hairy inside and outside; stamens 9, 3.4 - 4 mm long, glabrous; ovary c. 0.7 mm diam. Fruit globular, 18 - 20 × 16 - 18 mm, apex rounded, glabrous; perianth lobes 7.5 - 8 × 2.9 - 3.6 mm, apex acute, densely hairy, erect, patent to reflexed, membranous (see Fig. 14).

CONSERVATION. — Endangered B 2 ab (i, ii, iii, iv) This species is only known from five collections from Vietnam. An analysis of the Extent of Occurrence (EOO) and Area of Occupancy (AOO) gives an IUCN Conservation Assessment of Endangered.