An Illustrated Systematic Account of the Malayan Flora, Including Commonly Cultivated Plants. With many, many detailed black and white illustrations.
Volume 1: Orchids of Malaya
Volume 2: Ferns of Malaya
R E Holttum, the author, was Professor of Botany at the University of Malaya and the Director of the Botanic Gardens in Singapore.
A large and heavy set – shipping overseas will cost extra.