Field Guide to Forest Plants of Northern Idaho

Forb characteristics Liliaceae conspectus
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


Corallorhiza Conspectus

Species Stem Inflorescence
Flower Lip Spur
Corallorhiza maculata
spotted coral-root
Coma3
stout;
purplish to reddish (albino forms)
10-30 reddish-purple flowers;
8-10mm long
Corallorhiza maculata flower
laterally lobed;
white with wine-red spots
Corallorhiza maculata lip
poorly-developed
Corallorhiza maculata spur
Corallorhiza mertensiana
western coral-root
Come
slender;
reddish
30+ pink, some yellow
Corallorhiza mertensiana flower
laterally lobed;
not spotted
Ccorallorhiza mertensiana lip
well-developed;
tip 1-3mm long
Corallorhiza mertensiana spur
Corallorhiza striata
striped coral-root
Cost2
purplish 7-30 pinkish
Corallorhiza striata flower
not lobed;
3-5 reddish stripes
Corallorhiza striata lip
spur lacking
Corallorhiza striata spur