Literature
  • 2003
  • DNA data and Orchidaceae systematics: A new phylogenetic classification. In: Dixon, K.W., S.P. Kell, R.L. Barrett & P.J. Cribb (eds). Orchid Conservation. pp. 69-89. Natural History Publications (Borneo), Kota Kinabalu, Sabah.
  • 1989
  • Catalogue of Australian Orchidaceae. Australian Orchid Research 1: 1-160.
  • , 1997
  • A preliminary taxonomic review of Grastidium Blume and Eriopexis (Schltr.) Brieger (Orchidaceae). Lasianthera 1: 52-198.
  • 1985
  • The genus Dendrobium in New Guinea. Kew Mag. 2: 291-308.
  • 1983
  • A revision of Dendrobium section Latouria (Orchidaceae). Kew Bull. 38: 229-306.
  • 1986
  • A revision of Dendrobium section Spatulata (Orchidaceae). Kew Bull. 41: 615-692.