Frog in Duckweed (IMAGE) DOE/Joint Genome Institute Caption Duckweed, a small, common plant that grows in ponds and stagnant waters, is an ideal candidate as a biofuel raw material. Credit Texx Smith, via <a target="_blank" href="http://www.flickr.com/photos/texxsmith/9796381146/in/photostream/">flickr</a> Usage Restrictions <a target="_blank" href="http://creativecommons.org/licenses/by-sa/2.0/deed.en">http://creativecommons.org/licenses/by-sa/2.0/deed.en</a> 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.