Fungus (IMAGE) Uppsala University Caption Head of research Anna Rosling with soil from Ivantjärnheden. In the reddish, relatively poor soil (left), Archaeorhizomyces secundus thrives, while in the more humus-rich soil (right), Archaeorhizomyces victor is dominant. Credit Veera Tuovinen Usage Restrictions This image may be used when reporting about Anna Rosling's research. 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.