Parsonsia grandiflora Holotype: Moluccas, Bacan Island, Gunung Sibela near Waiaua., De Vogel 3650 (L) Moluccas, Bacan Island, Gunung Sibela near Waiaua., De Vogel 3650 (K) Moluccas, Bacan Island, Gunung Sibela near Waiaua., De Vogel 3650 (MO) Isotype: Moluccas, Bacan Island, Gunung Sibela near Waiaua., De Vogel 3650 (BO) Moluccas, Bacan Island, Gunung Sibela near Waiaua., De Vogel 3650 (CANB)