
Adiantum patens was found to be paraphyletic with the American species A. galeottianum and A. shepherdii, and the African species A. oatesii in Hirai et al. (2016). More study is needed. Hirai, R.Y.,...
Plants of O. nudicaule were abundant in the mowed grass around the weather station at La Selva biological field station.
Asplenium scandicinum
Thanks for the ID Paulo