Pleopeltis pleopeltifolia (Raddi) Alston

Matos, Fernando B., Bohn, Amabily & Labiak, Paulo H., 2020, The ferns and lycophytes of Reserva Natural Guaricica, Antonina, Paraná, Brazil, Check List 16 (1), pp. 183-206 : 200-201

Pleopeltis pleopeltifolia (Raddi) Alston

Figure 6I

Examined material. BRAZIL • 2 specimens; Trilha da Estrada ; 25°17′17″S, 048°38′40″W; alt. 100 m; 2 Mar. 2005; F.B. Matos & U. Ferreira 491 leg.; MBM333128, UPCB7748 • 2 specimens; Trilha do Gervásio ; 25°14′39″S, 048°39′59″W; 27 May 2006; F.B. Matos & M.C. Gomes 1187 leg.; MBM333127, UPCB7861 • 1 specimen; Fazenda Santa Olímpia ; 25°16′45″S, 048°43′57″W; alt. 15 m; 27 Aug. 2017; F.B. Matos & J. Pontes 2606 leg.; UPCB44194 • 1 specimen; 25°19′30″S, 048°46′30″W; alt. 100 m; 1 Sep. 2006; M.C. Gomes et al. 44 leg.; UPCB7858 • 1 specimen; Trilha do Neno ; 25°22′36″S, 048°40′10″W; alt. 10 m; 28 Jun. 2007; P.H. Labiak et al. 3967 leg.; UPCB7819 .

Identification. Characterized by short-creeping stems with blackish, peltate, linear-lanceolate scales, deeply pinnatisect blades with numerous, peltate, ovate to lanceolate scales, and obscured anastomosing veins. Sori round, with peltate soral scales, without indusia. It is one of the most common species in the RPPN. Not easily confused with any other fern from the area.

Distribution and habitat. Paraguay, Argentina, Uruguay, and Brazil. Epiphytic in a variety of habitats, also observed on masonry walls.