Two shifts in evolutionary lability underlie independent gains and losses of root-nodule symbiosis in a single clade of plants
H. Kates, B. C. O'Meara, R. LaFrance, G. W. Stull, E. K. James, S. Liu, Q. Tan, T. Yi, J.-M. Ane, D. Conde, M. Kirst, D. E. Soltis, R. P. Guralnick, P. S. Soltis, R. A. Folk
The paper reconstructs the evolutionary history of root-nodule symbiosis in the nitrogen-fixing clade, identifying a two-step process involving shifts in evolutionary lability that explain multiple independent gains and losses of the trait.
bioRxiv · Jul 31, 2022 · PreprintEvolutionary Biology