Clair A. Brown Harold E. Grelen IDENTIFYING HARDWOODS GROWING ON PINE SITES Southern Forest Experiment Station U.S. Department of Agriculture, Forest Service General Technical Report SO-15 Acknowledgments The authors thank Bryan A. Jowers, Glendale, California, for the excellent winter silhouettes. For help in obtaining specimens or photographs of species not easily accessible to us, we thank the following: Roger W. Barbour, University of Kentucky; William Harlow, College of Environmental Science and Forestry, State University of New York; Richard Johnson, Caroline Dormon Nature Preserve; Betty E. Lemon, University of Southwestern Louisiana; R. Dale Thomas, Northeast Louisiana University; and Lino Della-Bianca and Edwin R. Lawson of the U.S. Forest Service. Summary This publication illustrates and describes 26 hardwood species or varieties, including 16 oaks and hickories, with photographs of leaves, bark, buds, flowers, and fruits. Line drawings feature the winter silhouette of each species and a key is included to assist in identification. US. Department of Agriculture Forest Service General Technical Report SO-15 Identifying Hardwoods Growing On Pine Sites _CLAIR A. BROWN_ Professor Emeritus, Department of Botany Louisiana State University Baton Rouge, Louisiana _HAROLD E. GRELEN_ Principal Range Scientist Southern Forest Experiment Station Forest Service—USDA Pineville, Louisiana 1977 For sale by the Superintendent of Documents, U.S. Government Printing Office, Washington, D.C. 20402 Contents