Field Guide to Forest Plants of Northern Idaho

Leaf types Flower shapes
United States
Department of
Agriculture

Forest Service

Rocky Mountain
Research Station
Ft. Collins, CO

General Technical Report
RMRS-GTR-118-CD

February 2004

Authors
Acknowledgments
Introduction
Species description
  format
Trees
Shrubs
Ferns & Friends
Forbs
Graminoids
Descriptive drawings
Collecting and
   pressing methods
Glossary
References



Flower Parts


Regular

Irregular (Orchid)

Head type (Composite family only)