TY - JOUR T1 - Occurrence of the rare genus Microcrocis P. Richter (Chroococcales, Cyanobacteria) in a coastal lagoon from southern Brazil JO - Brazilian Journal of Botany A1 - Werner, Vera Regina A1 - Sant’anna, Célia Leite SN - 0100-8404 UL - 10.1590/S0100-84042006000100016 VL - 29 Y1 - 2006 PB - Brasil ER -