Acknowledgements


Taxonomy

We would like to acknowledge the following individuals and institutions for their contributions to the Pteridophytes Collections data Portal (Pteridoportal):
Michael Hassler The pteridoportal taxonomic thesaurus is based on the Checklist of Ferns and Lycophytes of the World (https://worldplants.webarchiv.kit.edu/ferns/), generously provided by Michael Hassler.