ABSTRACT:

Homalomena selaburensis P.C.Boyce & S.Y.Wong is described as a taxonomic novelty of the Homalomena Supergroup from forested Karst limestone in Samarahan Division, SW Sarawak, and compared with the most similar species described so far from Sarawak (Homalomena passa S.Y.Wong & P.C.Boyce), and from Peninsular Malaysia (Homalomena curvata Engl.). An identification key is provided and Homalomena selaburensis is illustrated from living plants.