Confronting a morphological nightmare: revision of the Neotropical genus Guatteria (Annonaceae) PJM Maas, LYT Westra, SA Guerrero, AQ Lobão, U Scharf, NA Zamora, ... Blumea-Biodiversity, Evolution and Biogeography of Plants 60 (1-2), 1-219, 2015 | 30 | 2015 |