The radiation of nodulated Chamaecrista species from the rainforest into more diverse habitats has been accompanied by a reduction in growth form and a shift from fixation threads to symbiosomes
P. A. Casaes, J. M. Ferreira dos Santos, V. C. Silva, M. F. K. Rhem, M. M. Teixeira Cota, S. de Faria, J. G. Rando, E. K. James, E. Gross
This study examines the evolution of nodule symbiosis in Chamaecrista species, finding that the shift from fixation threads to symbiosomes correlates with changes in growth form and habitat.
bioRxiv · Dec 20, 2023 · PreprintPlant Biology