The original data were developed by Dr. Roger Sanders and Dr. David Lee
and were reformatted and updated by Dr. G. F. Guala, Fairchild Tropical Garden, 11935 Old Cutler Rd., Miami, FL 33156. Dr. Patti Anderson reworded several character descriptions as well as much of the documentation to make it more useable by non-botanists.

This key uses Navikey 2.3 (A Java program designed and produced by Michael Bartley) to query a DELTA database.