Orchids, Vietnam, New species, Vanilla atropogon, and Orchidaceae
Tropical plants, Identification, Descriptors, Orchidaceae, and Geographical distribution
New species, Indonesia, Orchidaceae, West Papua Province, and Arfak Mountains
Paphiopedilum papilio-laoticus, New species, and Laos
New Guinea, Orchidaceae, Bulbophyllum, and New species
New species, Orchids, Sumtra, Orchidaceae, Dendrobium fitriantum, and Dendrobium
Dendrobium spenceanum
Rhododendron triumphans and Laos
Calanthe , Porpax, New combinations, and Orchidaceae
Coelogyne testacea and Sumatra