Abstract
The guapuruvu (Schizolobium parahyba (Vell) Blake) is a native species of the Atlantic Forest, which natural distribution area comprises the coastal part of the Serra do Mar, from Rio de Janeiro to Rio Grande do Sul. It is recognized as a kind of rapid development and high productivity species. According to Mainieri and Chimelo (1989), the guapuruvu has a similar species, known as paricá…