A revision of Tripogon (Poaceae: Chloridoideae) in India

Abstract

 A taxonomic account of Tripogon Roem. & Schult. in India is provided, in which 24 species and two varieties are recognised. The taxonomic status of several Indian taxa is updated. Lectotypes are designated for two names (T. longearistatus Hack ex Honda and T. zeylanicus Nees ex Steud.). Seven taxa (T. copei Newmaster, V.Balas., Murug. & Ragup., T. jayachandranii Arum. & Murugan, Tripogon nallamalayanus Rasingam & J.Swamy, T. paramjitianus Murug., Arum. & Kabeer, T. tirumalae Chorghe, Rasingam, Prasanna & Sankara Rao, T. umae-ganeshii B.R.P.Rao & M.Anil Kumar, and T. wightii var. kanyakumariensis Kabeer & V.J.Nair) are reduced to synonymy and T. longearistatus Hack. ex Honda is reported for the first time from India. Descriptions illustrations, distribution, habitat data and identification keys to the species and varieties are provided.