This paper presents the taxonomic treatment for the species of Thelypteris, subgenera Goniopteris and Meniscium, collected in the Ecological Station of Panga. Thelypteridaceae is one of the richest families in the area, with 14 species of Thelypteris segregated in four subgenera (Amauropelta, Cyclosorus, Goniopteris, and Meniscium). Two species of subgenus Goniopteris, Thelypteris biformata (Rosenst.) R.M. Tryon and T. jamesonii (Hook.) R.M. Tryon, and three species of subgenus Meniscium, T. chrysodioides (Fée) C.V. Morton var. goyazensis (Maxon & C.V. Morton) C.V. Morton, T. salzmannii (Fée) C.V. Morton, and T. serrata (Cav.) Alston were recorded. Descriptions and identifications keys, as well as geographical distribution and illustrations are included.
flora; Goniopteris; Meniscium; Pteridophyta
