North American trees

Description:

"Introductory material discusses the scope and arrangement of the guide, basic characters used in tree identification, highest classification categories of trees, information on identifying unknown trees, and keys to identifying trees. The rest of the manual is devoted to descriptions, natural history, and illustrations."--BOOK JACKET.

subjects: Botany & plant sciences,  Trees,  Identification,  Nature,  Nature/Ecology,  Trees & Forests - General,  Agriculture - General,  Canada,  United States,  Trees, united states,  Trees, canada