定安润楠 ding an run nan

Persea dinganensis (S. K. Lee & F. N. Wei) Kostermans.

Trees, ca. 8 m tall. Branchlets glabrous when young, blackish when dry. Petiole 1-1.5 cm, glabrous; leaf blade abaxially brownish, adaxially shiny, elliptic or oblanceolate, 6-12 × 2-3.5(-4.5) cm, abaxially puberulent, adaxially glabrous, midrib abaxially elevated, adaxially impressed, lateral veins 9-11 pairs, conspicuous on both surfaces, base cuneate, apex acute or obtuse, rarely shortly acuminate. Inflorescences arising from base of branchlet, to 10 cm, densely grayish pubescent. Pedicel ca. 5 mm, pubescent. Perianth lobes oblong, gray-white pubescent on both surfaces, unequal, inner ones longer, ca. 4.8 × 2 mm. Stamens hairy at base, ca. 4 mm; glands of 3rd series cordate, stipitate. Staminodes sagittate, ca. 1.6 mm, hairy below middle. Ovary ovoid; style slender; stigma capitate. Fruit globose, 6-7 mm in diam. Fl. Dec, fr. May-Jun.

● Mixed broad-leaved forests. Guangdong, Hainan.