Ferns and lycophytes from Lagoa do Peri Municipal Park, Santa Catarina, Brazil Author Carmes, Amanda Angélica Author Dechoum, Michele de Sá Author Lima, Duane Fernandes Author de Gasper, Andre Luís Author B. Matos, Fernando Author Fiaschi, Pedro text Check List 2020 2020-10-02 16 5 1305 1322 http://dx.doi.org/10.15560/16.5.1305 journal article 10.15560/16.5.1305 1809-127X Alsophila setosa Kaulf. Material examined. BRAZIL • Santa Catarina , Flori- anópolis, PMLP; alt. 35 m ; 4 Oct. 2016 ; A.A. Carmes et al. 55 col.; FLOR 0062848 . Habitat. Dense Ombrophilous Forest. Habit. Terrestrial, arborescent. Distribution pattern. Endemic to South America. Identification. Rhizomes erect, arborescent, with persistent leaf bases; leaves monomorphic; petioles scaly and spiny at the base, with dark brown to black spines and scales with a dark apical seta; blades 2-pinnate-pinnatifid; adventitious pinnae or aphlebiae present at the base of the petioles; sori round; indusia hemitelioid. The other species of Cyatheaceae that occur in the area differ by petiole scales without a dark apical seta (vs dark apical seta present), absence of aphlebiae (vs aphlebiae present at the base of petioles), and absence of indusia (vs indusia present).