The aim of this paper is to report the Uredinales collected on members of Blechnaceae, Thelypteridaceae, Schizaeaceae, Myrtaceae, Oxalidaceae, Rhamnaceae, Rubiaceae, Sapindaceae, Smilacaceae and Vitaceae in the Forest Reserve "Armando de Salles Oliveira" at the campus of São Paulo University, São Paulo, SP, Brazil. The rust fungi collected, described and illustrated, as well as their respectives hosts were: Desmella anemiae Syd. & P. Syd. on Blechnum occidentale L. (Blechnaceae) and Thelypteris dentata (Forssk.) E. St. John (Thelypteridaceae), Endophyllum circumscriptum (Schwein.) Whetzel & Olive on Cissus selloana Planch. (Vitaceae), Hemileia vastatrix Berk. & Broome on Coffea arabica L. (Rubiaceae), Phakopsora colubrinae Viégas on Hovenia dulcis Thunb. (Rhamnaceae), Puccinia arechavaletae Speg. on Serjania caracasana Willd. and Serjania communis Cambess. (Sapindaceae), Puccinia lygodii Arthur on Lygodium volubile Sw. (Schizaeaceae), Puccinia oxalidis Dietel & Ellis on Oxalis latifolia Kunth (Oxalidaceae), Puccinia psidii G. Winter on Psidium guajava L. and Syzygium jambos (L.) Alston (Myrtaceae) and Sphenospora smilacina Syd. on Smilax quinquenervia Vell. (Smilacaceae).
Atlantic Forest; rust fungi
