Megistostigma is a genus of plant of the family Euphorbiaceae first described as a genus in 1887.Hooker, Joseph Dalton. 1887. Hooker's Icones Plantarum vol 16 plate 1592 descriptions in Latin, commentary in English It is native to southern China, Assam, and Southeast Asia.Kew World Checklist of Selected Plant FamiliesChakrabarty, T. & Balakrishnan, N.P. (2006). The genera Megistostigma Hook. f. and Tragia L. (Euphorbiaceae) in India. Rheedea 16: 15-28.Flora of China Vol. 11 Page 256 大柱藤属 da zhu teng shu Megistostigma J. D. Hooker, Hooker’s Icon. Pl. 16: t. 1592. 1887.
Species Megistostigma burmanicum - Assam, Myanmar, Thailand, Perlis Megistostigma cordatum - Sumatra, Sabah, Samar Megistostigma glabratum - Peninsular Malaysia, Anamba Islands, N Sumatra Megistostigma peltatum - Siberut, Natuna, Java Megistostigma yunnanense - Yunnan
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