New brazilian floristic list highlights conservation challenges - Forzza, Rafaela Campostrini; Baumgratz, José Fernando A; Bicudo, Carlos Eduardo M; Canhos, Dora Ann Lange; Carvalho Junior, Anibal A; Coelho, Marcus A. Nadruz; Costa, Andrea F; Costa, Denise P; Hopkins, Michael G; Leitman, Paula M; Lohmann, Lucia G; Lughadha, Eimear Nic; et al. (BioScience Journal, 2012)