Volume 1 in a 2 volume set. A 46 page introduction, appendix & index, 66 colour plates; hundreds of B&W line drawings.
Provides descriptions and drawings of all the Australian epiphytes and terrestrials occuring in the tropics.
Includes new species, new records of exotic species for Australia and southern terrestrials for the tropics; 50 species or varieties have been added.
Changes in nomenclature have been made in some 60 taxa.