References in periodicals archive ?
The Marattiales is also monophyletic and is the nearest sister group to the "leptosporangiate" ferns.
Abstract: A new species of fern, genus Danaea (Marattiales: Marattiaceae) endemic to Costa Rica.
Estudio anatomico comparativo de dos especies del genero Marattia (Marattiales, Pteridophyta).
al., 1994); i.e., it would be the branch between the Marattiales and the