Begonia nyishiorum (Begoniaceae), a New Species from Arunachal Pradesh, Northeast India

Ashish K. Soni; Akshath Shenoy; Abhinav Kumar; Misso Anu; Dipankar Borah; Althaf Ahamed Kabeer

doi:10.3417/2025991

Ashish K. Soni Divisional Forest Office, Seppa Forest Division, Department of Environment
Akshath Shenoy Botanical Survey of India
Abhinav Kumar Divisional Forest Office, Seppa Forest Division, Department of Environment
Misso Anu Department of History, Rajiv Gandhi University
Dipankar Borah Department of Botany, Kaliabor College
Althaf Ahamed Kabeer Botanical Survey of India

DOI: https://doi.org/10.3417/2025991

Keywords: Begonia, Eastern Himalaya, Indian Himalayan Region, IUCN, Platycentrum

Abstract

A new species, Begonia nyishiorum A. Shenoy, A. K. Soni & Ab. Kumar, classified within Begonia L. sect. Platycentrum (Klotzsch) A. DC., is described from East Kameng, Arunachal Pradesh, Northeast India. It is allied with B. kekarmonyingensis Taram, D. Borah & M. Hughes. The morphological similarities and differences between the two species are discussed. Notably, the striking petiole indument of B. nyishiorum is highly distinctive within section Platycentrum. The species is assessed as Data Deficient according to the IUCN Red List criteria.