Pine with Hand (IMAGE) Penn State Caption Leaf litter from an Australasian-type Araucaria growing at the Huntington Library, Art Collections, and Botanical Gardens, San Marino, California. Pictured are the three types of tree organs, leafy branches, pollen cones and cone scales that are preserved as fossils at Laguna del Hunco and Río Pichileufú, Patagonia, Argentina. Credit Gabriella Rossetto-Harris, Penn State Usage Restrictions non commercial use only 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.