Megistostigma is a genus of plant of the family Euphorbiaceae first described as a genus in 1887. It is native to southern China, Assam, and Southeast Asia. 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 References Plukenetieae Euphorbiaceae genera