Laurasian legacies in the Gondwanan tree fern order Cyatheales https://www.biorxiv.org/content/10.1101/2023.02.13.528358v1?med=mas
Laurasian legacies in the Gondwanan tree fern order Cyatheales https://www.biorxiv.org/content/10.1101/2023.02.13.528358v1?med=mas