Description from Flora of China
Persea monticola (S. K. Lee) Kostermans.
Trees, up to 20 m tall. Branchlets gray-brown, glabrous. Leaves subopposite or subverticillate; petiole 1-1.2 cm, glabrous; leaf blade obovate, obovate-elliptic, or elliptic, 6-12.5 × 2-5.6 cm, leathery, glabrous on both surfaces, abaxially slightly glaucous, midrib abaxially raised, concave adaxially, lateral veins 5-7 pairs, veinlets inconspicuous on both surfaces, base attenuate, apex obtuse or subrounded. Panicles terminal, 2-7.5 cm, branched at middle of peduncle. Pedicel slender, 4-6 mm. Flowers white. Perianth lobes unequal, ovate, sparsely puberulent outside, densely pubescent inside. Stamens subequal. Staminodes triangular. Ovary ovoid, ca. 1 mm; style as long as ovary. Fruit globose, ca. 2 cm in diam.; fruiting pedicel ca. 5 mm, slightly enlarged. Fl. Oct, fr. Dec.
● Mountain valleys, mixed broad-leaved forests. Hainan.