Bromeliad Society of New South Wales Inc.
Home, Gardening, Associations, Cacti and Succulents - Bromeliad Society of New South Wales. Australian group dedicated to the study and cultivation of bromeliads.
http://bromsocnsw.org.au/
Tucson Cactus and Succulent Society
Home, Gardening, Associations, Cacti and Succulents - Tucson Cactus and Succulent Society. Features plant database, event calendar, newsletter, plant rescues, history and message forum.
http://tucsoncactus.org/