CONTENTS 
FOREWORD 
GENERAL DESCRIPTION OF THE REGION AND ITs VEGETATION 
VEGETATION MAP oF NORTHERN IDAHO 
BOTANICAL EXPLORATION IN NORTHERN IDAHO 
INTRODUCTION TO THR USE OF A MANUAL 
SCHEME OF PLANT FAMILIES 
GENERAL KEY TO THR FAMILIES 
LEAF KEY TO THE COMMON WOODY PLANTS 
KEY TG PLANTS NORMALLY LIVING IN WATER 
SYSTEMATIC TREATMENT OF THE FERNS AND FERN ALLIES 
SYSTEMATIC TREATMENT OF THE SEED PLANTS 
GLOSSARY | 
NEW SPECIES AND NEW COMBINATIONS MADE Iy THI: WORK 
GENERAL INDEX OF PLANT NAMES 
