Table of contents

Foreword (Roger J. Crum)
Preface (William R. Buck)
Introduction 
Key to Genera 
Sphagnophyta - Sphagnaceae (peat mosses)
Bryophyta - Andreopsida - Andreaeaceae (granite mosses)
Bryophyta - Bryopsida (true mosses) 
Fissidentaceae 
Ditrichaceae 
Bruchiaceae 
Dicranaceae
Leucobryaceae
Pottiaceae
Grimmiaceae
Ptychomitriaceae
Encalyptaceae
Funariaceae
Ephemeraceae
Splachnaceae
Schistostegaceae
Bryaceae
Mniaceae
Timmiaceae
Aulacomniaceae 
Meesiaceae
Catoscopiaceae
Bartramiaceae
Seligeriaceae
Orthotrichaceae
Cryphaeaceae 
Leucodontaceae
Hedwigiaceae
Fontinalaceae
Neckeraceae
Fabroniaceae
Entodontaceae
Leskeaceae
Theliaceae
Thuidiaceae
Amblystegiaceae
Brachytheciaceae
Plagiotheciaceae
Sematophyllaceae
Hypnaceae
Climaciaceae
Hylocomiaceae
Buxbaumiaceae
Diphysciaceae
Tetraphidaceae
Polytrichaceae 
Glossary
Index to Scientific Names

Description

This comprehensive and richly illustrated account of the mosses found throughout the Great Lakes Basin and St. Lawrence River Valley is tailored for use in much of eastern North America. Detailed descriptions, keys, and a glossary are provided. 592 pages, frontispiece, hard cover.

Howard Alvin Crum (1922-2002) was an American botanist dedicated to the study of mosses and was a renowned expert on the North American bryoflora.