var. bullatus, nov. var. — Ramuli novelli ferrugineo-velutini. Folia 1—3-juga; foliola bullata. Folliculi inconspicue rostrati. Typus: Kostermans 4928 (fl., fr.), E. Borneo, Sangkulirang island, alt. 20 m (Holotype in L; Isotypes in BO, K).