Collected from a non-flooded Petri dish culture of topsoil from a public park in Boise, Idaho. November 2006.DIC. This image was taken by William Bourland. He now uses a Zeiss Axioskop 2 with Spot Insight and Spot Flex CCD cameras (Diagnostic Instruments). Image copyright: William Bourland, image used under license to MBL (micro*scope).