Botanical Survey of India | Flora of India

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Trees or shrubs; laticifers not articulated with scanty or absent latex; indumentum simple or stellate. Leaves alternate, pinnately or palmately veined or lobed, eglandular or with laminar glands; stipules present or absent. Inflorescences terminal or axillary, dichasial-paniculate or reduced to cymose clusters. Male flowers: sepals closed in bud, splitting into valvate segments; petals mostly 5 (6 - 13), free, imbricate; disc dissected or of intrastaminal segments; stamens 8 - 20 (- 100) with free filaments; pollen grains globose, inaperturate, with Croton-pattern; pistillode absent. Female flowers: sepals and petals as in male flowers; disc lobed, dissected or obsolete; ovary 2 - 5-locular; styles bifid. Fruits drupaceous, indehiscent or tardily dehiscent or capsular; seeds ecarunculate; testa dry; endosperm copious, oily, straight; cotyledons broad, flat.

Tropical or subtropical or rarely temperate regions, in Old and New World, 15 genera; 2 in India.

Literature. AIRY SHAW, H. K. (1966). Malaysian and other Asiatic Euphorbiaceae. LXXII. Generic segregation in the affinity of Aleurites J. R. & G. Forst. Kew Bull. 20(3): 379-395. STUPPY, W. et al. (1999). Revision of the genera Aleurites, Reutalis and Vernicia (Euphorbiaceae). Blumea 44: 73 - 98. VAN WELZEN, P. C. 1999. Phylogenetic considerations of Euphorbiaceae tribe Aleuritideae. Ann. Missouri Bot. Gard. 86: 894 - 903.

Notes. Vernicia Lour., an Asian genus of three species, sometimes included in this genus, is treated as a separate genus here, following Airy Shaw (1966).


1 a. Indumentum distinctly stellate; stamens 15 - 20 in 4 whorls; ovary 2-locular; fruits drupaceous, indehiscent or tardily dehiscent 28. Aleurites
b. Indumentum of bifid or simple hairs; stamens 7 - 12, in 2 whorls; ovary 3 - 5-locular; fruits dry dehiscent 29. Vernicia

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