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This manual is intended to facilitate the identification of vascular plants growing wild in the northeastern United States and adjacent Canada. The part of the United States covered extends from the Atlantic Ocean west to the western boundaries of Minnesota, Iowa, northern Misso…
This second edition of the Manual was completely revised by Cronquist, the taxa rearranged according to his phylogenetic system, and the nomenclature updated. The general keys--long known for their ease of use--have been revised, new synoptic keys added, and the glossary expande…
First issued in 1957 by Swallow Press, this classic guide to the art of plant identification is now familiar to an entire generation of students. Harrington who was Professor of Botany and Curator of the Herbarium at Colorado State University, gives step-by-step instructions and…
