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FOC | Family List | FOC Vol. 11 | Euphorbiaceae | Endospermum

1. Endospermum chinense Bentham, Fl. Hongk. 304. 1861.

黄桐 huang tong

Trees 6-35 m tall; bark gray-brown; young branches, inflorescences, and fruits densely gray-yellow stellate-puberulent; branchlets stout, gray-brown, glabrescent, leaf scars prominent, gray-white. Stipules triangular-ovate, 3-4 mm, hairy; petiole 4-9 cm; leaf blade elliptic, ovate, broadly ovate, or rotund, 8-20 × 4-14 cm, thinly leathery, both surfaces subglabrous or abaxially only sparsely stellate-hairy, base broadly cuneate to truncate or shallowly cordate, basal glands 2, globose, margins entire, apex acute to obtuse; lateral veins 5-7. Inflorescences axillary, male 10-20 cm, female 6-10 cm; bracts ovate, 1-2 mm. Male flowers: calyx cupular, with 4 or 5 shallow crenulations; stamens 5-12, in 2 or 3 series, inserted in elevated receptacle; filaments ca. 1 mm. Female flowers: calyx cupular, ca. 2 mm, undulately 3-5-lobed, hairy, persistent; disk annular, 2-4-serrate-lobed; ovary subglobose, tomentulose, 2- or 3-locular; styles very short, stigmatiform, confluent into a disk. Fruits subglobose, ca. 1 cm in diam. Seeds ellipsoid, ca. 7 mm. Fl. May-Aug, fr. Aug-Nov.

Evergreen forests; below 800 m. S Fujian, Guangdong, Guangxi, Hainan, S Yunnan [India, Myanmar, Thailand, Vietnam].


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