<i>Tabebuia guayacan</i> (IMAGE) Smithsonian Tropical Research Institute Caption Temperature and/or precipitation are better predictors of tropical flowering than cloudiness. Credit STRI Archives Usage Restrictions Credit: STRI License Licensed 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.