This work presents a taxonomic study of species of Ocotea (Aubl.) in Parana state, southern Brazil. Identification key, descriptions, illustrations and comments that include geographic distribution, habitat, conservation status and time of flowering and fruiting are provided. The study confirmed 31 species of Ocotea in Parana state. The Atlantic Forest has the largest number of species (26) of which eleven are endemic, followed by Araucaria Forest (14) with one endemic, Semideciduous Seasonal Forest (11), Savannah (7) with two endemic and Fields (1). Two species are at risk of local extinction. Ocotea daphnifolia (Meisn.) Mez and Ocotea velutina (Nees) Rohwer are first mentioned in Parana.
Atlantic Forest; Lauraceae; Ocotea; Parana state; taxonomy