http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
6 volumes : illustrations (some color), maps ; 30 cm
v. 1. General introduction, Apostasioideae, Cypripedioideae -- v. 2. Orchidoideae (pt. 1) -- v. 3. Orchidoideae (pt. 2) Vanilloideae -- v. 4-6. Epidendroideae (pt. 1-3).
edited by Alec M. Pridgeon [and others].
Includes bibliographical references and indexes.
Oxford ; New York : Oxford University Press, ©1999-