Hacker, J.B. A guide to herbaceous and shrub legumes of Queensland. Univ. of Queensland Press, 1990. (351 pp.). [A very useful guide, covering Fabaceae, Mimosaceae, and Caesalpiniaceae, with keys to genera and species, plud descriptions and distributions; includes toxicity data. Some colour photos of variable quality.]
Interactive (computer-based) key: The genera of Leguminosae - Caesalpinioideae. Watson & Dallwitz. See under Interactive Identification Aids, at end of this compilation.