A floristic inventory was carried out in Tripuí Ecological Station, Ouro Preto, Minas Gerais state (43º34'33" W and 20º23'45"S). In this region the climate, according to Koppen's classification, is Cwb, i.e., with a mild summer and a dry winter. The main vegetation types identified were semideciduous mesophytic forests, cerrado, aquatic vegetation ('brejos', artificial lake and creeks) and secondary formations ('candeial'). Through the floristic inventory in plots, trails and ways were identified 101 families, 242 genera and 462 species. Asteraceae (10,82%), Melastomataceae (8,22%), Myrtaceae (7,14%) and Rubiaceae (4,76%) were the families with the greatest specific richness.
floristic; inventory; Tripuí Ecological Station; Ouro Preto; Minas Gerais State; phanerogamous; pteridophytes