34. Diospyros siderophylla H. L. Li, J. Arnold Arbor. 24: 450. 1945.
山榄叶柿 shan lan ye shi
Trees 4--6(--15) m tall. Bark blackish brown. Branches blackish when dry; branchlets brown, glabrous except when young. Winter buds caudate, 7--10 mm, densely appressed brownish yellow pubescent. Petiole 5--10 mm; leaf blade oblong-lanceolate, 6.5--20 X 2--6 cm, leathery, both surfaces glabrous, drying abaxially pale to glaucous green, adaxially darker, base cuneate, margin very narrowly revolute, apex bluntly acuminate, lateral veins 10--14 per side, reticulate veinlets inconspicuous and abaxially slightly raised. Male flowers solitary or 2 to several in clusters, sessile; calyx campanulate, 4-ridged, both surfaces brown tomentose, lobes 4; corolla ca. 8 mm, 4-ridged, outside densely brown tomentose, inside glabrous, lobes 4 and convolute; stamens 16. Female flowers not seen. Fruit solitary, subsessile. Fruiting calyx ca. 2 cm in diam., outside densely shortly appressed hirsute, inside densely pale brown sericeous; lobes 4, spreading, triangular-ovate, margin revolute, ca. 6 X 7 mm. Berries brown, globose, 2--2.8 cm in diam., 8-locular, densely shortly appressed hirsute. Seeds dark brown, compressed oblong, ca. 8 mm. Fl. Jun, fr. Oct-Nov.
* Forests, limestone hills or ravines; 400--500 m. S, SW, and W Guangxi.