Title: Motleyia, a new genus of the Rubiaceae from Borneo ; Pollen morphology of the tribe Morindeae (Rubiaceae) ; Revision of the genus Prismatomeris Thw. (Rubiaceae, Morindeae) ; Revision of the genus Coelospermum Blume (Rubiaceae, Morindeae)
Subjects: Coelospermum, Prismatomeris, Motlav language, Rubiaceae