Tomato (IMAGE) PNAS Nexus Caption Ethylene enhances the growth of tomato (Solanum lycopersicum, cultivar Floridade). Credit Brenya et al. Usage Restrictions None License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.