Tectaria zeylanica - Berlin Botanical Garden - IMG 8677.JPG
Die Farrnkräuter in kolorirten Abbildungen naturgetreu Erläutert und Beschrieben (1848) (14597288980).jpg
Taxonomy database of the U.S. National Center for Biotechnology Information
Global Biodiversity Information Facility
Open Tree of Life reference taxonomy version 3.6
A Scientific Dataset of useful plants of China
A dataset on inventory and geographical distributions of higher plants in Guangdong, China
List of plant species in China (2022 Edition)