Field Guide to Forest Plants of Northern Idaho

Pyrola conspectus Graminoid characteristics
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


Viola Conspectus

Species Rootstock Leaves Flower Stem Flower Similar Species
Viola adunca
hook violet
Viad
slender rhizomes ovate;
finely toothed
variable cauline leaves blue to violet;
3 lower petals;
white based
 
Viola canadensis
Canada violet
Vica
short with slender stolons cordate;
acute apex;
serrate
leafy;
near tip
white;
purplish-tinged outside;
3 lower petals purple-veined
Viola glabella
Viola glabella
pioneer violet
Vigl
spreading fleshy rhizomes without stolons reniform to cordate;
acute apex;
serrate
leafy;
near tip
bright yellow;
3 lower petals purple-veined
Viola canadensis
Viola orbiculata
round-leaved violet
Vior2
short erect without stolons evergreen;
orbicular;
rounded apex;
serrate
leafy;
near base
lemon yellow;
3 lower petals purple-veined
Asarum caudatum;
Pyrola asarifolia