Title:Nuevas citas en Argyrochosma y Vittaria (Pteridophyta) del NE argentino / New records in Argyrochosma and Vittaria (Pteridophyta) from NE Argentina
Title:Effects of the fungus Pestalotiopsis maculans (Ascomycota: Amphisphaeriales) on the gametophytic development of the fern Lygodium venustum (Lygodiaceae)