Campyloneurum decurrens (Raddi) C. Presl

Carmes, Amanda Angélica, Dechoum, Michele de Sá, Lima, Duane Fernandes, de Gasper, Andre Luís, B. Matos, Fernando & Fiaschi, Pedro, 2020, Ferns and lycophytes from Lagoa do Peri Municipal Park, Santa Catarina, Brazil, Check List 16 (5), pp. 1305-1322 : 1314

Campyloneurum decurrens (Raddi) C. Presl

Figure 2I, J

Material examined. BRAZIL • Santa Catarina, Floria- nópolis, PMLP; alt. 45 m; 4 Oct. 2016; A.A. Carmes et al. 64 col.; FLOR 006287 .

Habitat. Dense Ombrophilous Forest.

Habit. Rupicolous.

Distribution pattern. Endemic to Brazil.

Identification. Rhizomes short-creeping, covered with ovate-lanceolate, clathrate, dark brown scales; leaves monomorphic; petioles glabrous, except at the base, which has light to dark brown scales; blades 1-pinnate, ovate, glabrous; pinnae lanceolate, apices caudate, distal pinnae and terminal segment strongly decurrent; veins regularly areolate, with 6–8 areoles between the costa and margin, 2 or 3 included veinlets per areole; sori round; and indusia absent. This is the only species of Campyloneurum with 1-pinnate blades in Brazil. Not easily confused with any other species in the area.