ABSTRACT
Two new species of the genus Anthurium (section Urospadix) from the coast of the state of São Paulo are described. Anthurium alcatrazense is endemic to the island of Alcatrazes (Ecological Station Tupinambás), municipality of São Sebastião, and belongs to the subsection Obscureviridia. Anthurium navicularis belongs to subsection Flavescentiviridia and is endemic to the Ecological Station Juréia-Itatins, municipality of Peruíbe. The two species occur in the Atlantic forest biome, in rocky coastal areas. Diagnoses, illustrations, and comments on the geographical distribution, ecology, phenology, and conservation status are provided for both species.
Key words:
taxonomy; atlantic forest; Ilha de Alcatrazes; Juréia-Itatins