The fungus Phoma multirostrata was isolated from infected baru plants with large leaf spot symptoms in Brasília, Brazil, in 2004. Pathogenicity tests under greenhouse conditions and subsequent reisolation of Phoma multirostrata from artificially inoculated baru seedlings fulfilled the Koch´s postulates. Symptoms of leaf spot appeared four days after inoculation in 100% of the inoculated seedlings. The present report is the first on the occurrence of leaf spot of baru caused by Phoma multirostrata in Brazil.
Phoma multirostrata; baru; pathogenicity
