Two ornamental new species of Sumateran Homalomena [Chamaecladon] are described: Homalomena anthurioides S.Y.Wong, P.C.Boyce & A.Hay and H. pexa S.Y.Wong, P.C.Boyce & A.Hay. These novelties represent a continuation of discoveries on Sumatera of species with uniquely, for Asia, highly elaborated epidermis.