Researchers from the Jawaharlal Nehru Tropical Botanic Garden and Research Institute (JNTBGRI) have identified a new species of Begonia, named Begonia rajvikramanii, at Rosemala in Kollam district, Kerala. The species honours R. Raj Vikraman, former Head of the Garden Management Division at JNTBGRI. The discovery adds to the documented plant diversity of Kerala.