Abstract
Cactaceae from Massambaba Environmental Protection Area, Rio de Janeiro, Brazil. Species of Cactaceae which occur in the sand coast of Massambaba Environmental Protection Area were surveyed. This area includes part of Saquarema, Araruama and Arraial do Cabo Municipalities in State of Rio de Janeiro. The following genera with 13 species were recognized for the study area: Pereskia, Opuntia, Cereus, Melocactus, Pilosocereus, Epiphyllum, Hylocereus, Selenicereus, Lepismium and Rhipsalis. The description of morphology, field observation and the distribution of the species in the vegetation zones of the Restinga are included.
Key words:
Cactaceae; Restinga; Floristic