Dahlia gypsicola (IMAGE) California Academy of Sciences Caption This new species of dahlia, Dahlia gypsicola, was found in the nutrient-poor gypsum outcrops of Mexico's Sierra Madre del Sur mountains. (© Arturo Castro-Castro) Credit This new species of dahlia, Dahlia gypsicola, was found in the nutrient-poor gypsum outcrops of Mexico's Sierra Madre del Sur mountains. (© Arturo Castro-Castro) Usage Restrictions Editorial usage permitted as long as appropriately credited. 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.