Chilocarpus obtusifolius Sumatra, East Coast, near Aek Kanopan, Kuala., Bartlett 7349 (US) Sumatra, East Coast, near Aek Kanopan, Kuala., Bartlett 7349 (L) Isotype: Sumatra, East Coast, near Aek Kanopan, Kuala., Bartlett 7349 (BO) Holotype: Sumatra, East Coast, near Aek Kanopan, Kuala., Bartlett 7349 (NY) Sumatra, East Coast, near Aek Kanopan, Kuala., Bartlett 7349 (MICH) Sumatra, East Coast, near Aek Kanopan, Kuala., Bartlett 7349 (SING) Sumatra, East Coast, near Aek Kanopan, Kuala., Bartlett 7349 (K) Borneo, Sarawak, near Kuching., Haviland 2299 (L) Holotype: Borneo, Sarawak, near Kuching., Haviland 2299 (L) Borneo, Sarawak, near Kuching., Haviland 2299 (GH) Borneo, Sarawak, near Kuching., Haviland 2299 (SING) Borneo, Sarawak, near Kuching., Haviland 2299 (K) Isotype: Borneo, Sarawak, near Kuching., Haviland 2299 (BO) Isotype: Borneo, Sarawak, Gunong Balang, Botang-Lupar., Beccari PB 3266 (K) Holotype: Borneo, Sarawak, Gunong Balang, Botang-Lupar., Beccari PB 3266 (FI)