The Architecture of Trees by 
The Natural History of the Oak Tree by 
Taxonomy and Ecology of Woody Plants in North American Forests by 
Savannas, Barrens, and Rock Outcrop Plant Communities of North America by 
Trees : their natural history by 
Fundamentals of Tree Ring Research by 
Trees of the Central Hardwood Forests of North America by 
Manual of Woody Landscape Plants: their identification, ornamental characteristics, culture, propagation and uses by 
Dirr's Hardy Trees and Shrubs by 
Giant Trees of Western America and the World by 
The Urban Tree Book: an uncommon field guide for city and town by 
Muenscher's Keys to Woody Plants by 
Field and Laboratory Guide to Tree Pathology by 