• A new species and three hybrids in the ferns from Cocos Island, Puntarenas, Costa Rica 

      Rojas-Alvarado, Alexander Francisco (Universidad de Málaga. Servicio de Publicaciones e Intercambio Científico, 2017)
      A new species and three new hybrids of ferns from the Cocos Island (Costa Rica) are described here: Cyathea × robusta A. Rojas, Elaphoglossum × intermedium A. Rojas, Nephrolepis cocosensis A. Rojas and Tectaria × epilithica ...