Lyophyllum atratum (IMAGE) University of California - Riverside Caption Lyophyllum atratum forms small, dark mushrooms on burnt ground following fire. This species was found in soil burned by the Soberanes Fire. Credit Dylan Enright/UCR 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.