Sonoran Desert research sampling (IMAGE) University of California - Riverside Caption UC Riverside researchers sampling plants in part of the Sonoran Desert. Credit UCR/Tesa Madsen-Hepp 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.