Water is accumulated in phytotelmata (plant pond) of Bromeliads and usually favor algal development. Twenty-five samples were taken in these environments placed on coastal and mountain regions of Rio de Janeiro State, Brasil. Desmids were dominant in nineteen of these samples. Ten species, three varieties and one taxonomic form were identified. In addition, representatives of Chlorophyceae, Cyanophyceae, Bacillariophyceae, Xanthophyceae and Dinophyceae were found.
agae; desmids; phytothelm; Southeast of Brasil
