Replication Data for: Lycophytes and ferns of an Amazonian-Cerrado ecotone in Maranhão State, Northeastern Brazil: Identification key and annotated list of taxa

Title: Lycophytes and ferns of an Amazonian-Cerrado ecotone in Maranhão State, Northeastern Brazil: Identification key and annotated list of taxa Contact information: Wagner Ribeiro da Silva Junior, [e-mail], Universidade Estadual do Maranhão Collection date: between April 2020 and September 2022 Description of file: the dataset provides information on collectors and collection numbers, coordinates, collection locations and dates Collection method: field expeditions using free-walking method, standard techniques for collecting and processing vascular plants Data processing: identifications were made using specialized literature.