Freshwater hyphomycetes from Ilhabela State Park, Brazil

During the period of June, 2012 to May, 2013, water and submerged mixed leaf litter samples were collected from 22 waterfalls and rivers at Ilhabela State Park, municipality of Ilhabela, São Paulo State, Brazil, to survey the diversity of freshwater hyphomycetes.Thirty-nine species were collected for the first time from the park after incubating samples in Petri-dishes containing pond and sterile distilled water.Camposporidium cristatum Nawawi & Kuthub., Chaetendophragmia triangularis Matsush., Physalidiella elegans (Mosca) Rulamort and Scutisporus brunneus K. Ando & Tubaki are recorded for the first time for São Paulo State and Isthmolongispora biramifera Matsush., Lateriramulosa a-inflata Matsush., Phalangispora nawawii Kuthub.and Triscelophorus ponapensis Matsush.are new records from Brazil.Descriptions, comments and illustrations are presented for each species.