Cinnamomum kostermannii

DESCRIPTION Tree 10 - 12 m tall, dbh c. 20 cm. Twigs slender 1.5 - 3 mm thick, rounded in cross-section, sparsely hairy, glabrescent; hairs yellowish, appressed; terminal leaf bud ovoid, 2.8 - 3.3 mm long, apex acute, velutinous. Leaves alternate, domatia absent; blade elliptic to lanceolate, 8.5 - 13 × 2.8 - 4.6 cm, apex acuminate, base cuneate, triplinerved, secondary nerves one pair, tertiary nerves scalariform; upper surface glabrous, midrib and secondary nerves raised, tertiary nerves indistinct; lower surface glabrous, midrib and secondary nerves raised, tertiary nerves indistinct; petiole half-terete, 7 - 25 mm long, slightly swollen, glabrous. Inflorescence 15 - 20 cm long, a few-flowered panicle, internodal; bract leaf-like; bracteoles caducous. Flowers with perianth tube shallow; perianth lobes 2.9 - 3.2 × 1.6 - 1.7 mm, apex acute, sparsely hairy; stamens 1.3 - 2 mm long, hairy, anthers 4 - celled; ovary globose, 1.6 mm diameter, glabrous; style c. 1.4 mm long. Fruit unknown (see Fig. 4).

CONSERVATION ASSESSMENT. — Endangered (EN B 1 ab (i, iii), B 2 ab (ii, iii )). This species is known only from two localities in Cambodia and one in Vietnam. An analysis of the Extent of Occurrence (EOO) and Area of Occupancy (AOO) gives an IUCN Conservation Assessment of Endangered.