Sphyranthera is a plant genus of the family Euphorbiaceae and the only genus of its tribe (Sphyranthereae). It was first described in 1887.Hooker, Joseph Dalton. 1887. Hooker's Icones Plantarum 18: plate 1702 description in Latin, commentary in English, illustrated with full-page line drawingTropicos, Sphyranthera Hook. f. The entire genus is endemic to the Andaman & Nicobar Islands in the Bay of Bengal, politically part of India but geographically closer to Myanmar.
Species Sphyranthera airyshawii Chakrab. & Vasudeva Rao - N Andaman Islands Sphyranthera lutescens (Kurz) Pax & K.Hoffm. - N Nicobar Islands + C Andaman Islands
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