https://pmc.ncbi.nlm.nih.gov/articles/PMC22898/
Ethylene-mediated phenotypic plasticity in root nodule development on Sesbania rostrata - PMC
Leguminous plants in symbiosis with rhizobia form either indeterminate nodules with a persistent meristem or determinate nodules with a transient meristematic...
phenotypic plasticityroot nodule