New species, Polyalthia saprosma, and Borneo

Austrobaileyales, Piperales, Laurales, Nymphaeales, Ridley, Henry Nicholas (1855-1956), Magnoliales, Canellales, and Chloranthales

Systematics, Taxonomy, Malaysia, Malesia, Brunei, Darussalam (Indonesia), Indonesia, and Lianas

Bibliographies, Checklists, Singapore, and Floras