Diospyros potingensis Merr. & Chun

Trees 5--7 m tall. Branches dark brown; young branchlets glabrous to sparsely hirsute. Winter buds conical, scaly, abaxially appressed pubescent, margins ciliate. Petiole 5--8 mm, glabrous or sparsely hirsute; leaf blade lanceolate to lanceolate-elliptic, 7--14 X 2.5--5 cm, papery, both surfaces glabrous or midrib abaxially with a few long appressed hairs, drying slightly brownish abaxially and adaxially grayish, base usually rounded, apex acuminate, lateral veins 7--11 per side and indistinctly looped, reticulate veinlets dense, slender, pale, and sharply raised on both surfaces. Flowers not seen. Fruit solitary. Fruiting pedicel 1.5--2.5 cm, sparsely hairy. Fruiting calyx deeply divided, very sparsely hairy; lobes 4, spreading, ovate-lanceolate, 1.5--2 X ca. 1.2 cm, papery, reticulately veined, often lost on ripe fruit. Berries yellow, ovoid to depressed globose, 2--3 cm, 8-locular, densely hispidulous, glabrescent. Seeds suboblong, ca. 1.5 X 0.6 cm. Fr. Jul-Aug.

Thickets, forests in valleys. SW Guangxi, Hainan [Vietnam].

Diospyros potingensis là một loài thực vật có hoa trong họ Thị. Loài này được Merr. & Chun mô tả khoa học đầu tiên năm 1940.

保亭柿（学名：Diospyros potingensis）为柿科柿属下的一个种。