Sonerila raghaviana sp. nov. (Melastomataceae), a new species from southern Western Ghats of Karnataka, India

Sonerila raghaviana, a new species of Melastomataceae collected from high altitude rocky grassland in Coorg District, Karnataka, India is described and illustrated. It differs from Sonerila rotundifolia by its densely hairy leaf lamina and inflorescence, inflorescence with up to 15 flowers, an obscurely ridged calyx tube with dense glandular bristles, deeply cordate anthers, and tubercled seeds and from S. veldcampiana by having angular hairy peduncle, densely glandular bristly calyx tube, petals with glandular hairs below, shortly acuminate non-beaked anthers, and densely bristly capsule.