ABSTRACT
This paper provides the taxonomic treatment for the species of Thelypteris subgenus Amauropelta 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). In the area the subgenus Amauropelta is represented by four species, Thelypteris heineri, T. mosenii, T. opposita, and T. rivularioides. Descriptions, identification key, comments, geographical distribution and illustrations of diagnostic characters of the species are presented.
Key words:
ferns; Pteridophyta; 'cerrado'; flora; taxonomy