A new species of Sonerila (Melastomataceae: Sonerileae), Sonerila sulpheyi, from the Southern Western Ghats of India is described. The branched inflorescence is the distinguishable character of this new species amongst acaulescent members of Western Ghats Sonerila. A taxonomic description, morphological comparisons with its allied taxa, diagnostic characters and colour photographs of the new taxon are provided.

Keywords: Acaulescent, New taxon, Wayanad, Kerala, Eudicots