ABSTRACT
Rio das Pedras Reserve is located in the Municipality of Mangaratiba, State of Rio de Janeiro, in the coordinates 22º59'S and 44º05'W, with about 1260 ha. It is a Private Reserve (RPPN), which belongs to Club Mediterranée. The area is a remainder of Atlantic Pluvial Forest of several stages in succession, with altitudes from 20 to 1050 meters. The analysis of the pteridophyte flora indicates the occurrence of 17 families, 45 genera and 117 species. Identification keys for families and species of the area are presented.
Key-words:
Pteridophyte; Atlantic Forest; Rio de Janeiro