Pogostemon raghavendranii (Lamiaceae), a new species from Anamalai hills, India

Abstract

Pogostemon raghavendranii R. Murugan et Livingst., a new species from Akkamalai shola, Valparai, Coimbatore district, Tamil Nadu is described and illustrated. This new species can be placed under the section Racemosus (Benth.) Bhatti et Ingr. and subsection Glabriusculus (Briq.) Bhatti et Ingr., as it lacks moniliform trichomes on the filaments. Morphological differences among the species under subsection Glabriusculus are tabulated and a distribution map is also provided.