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Bransford, W.D. and Dolphia
Viola labradorica Schrank
Alpine violet, American dog violet
Synonym(s): Viola adunca var. minor, Viola conspersa
USDA Symbol: VILA10
A leafy-stemmed violet, this perennial is 4-6 in. tall, with dainty, pale blue or purple flowers. The leaves have small, rounded teeth. Each plant usually has two to four flowering stalks. A low plant with leaves and light bluish-violet flowers on same stalk.
The very similar Long-spurred Violet (V. rostrata) has pale blue flowers with darker blue centers and spurs 1/2-1 (1.5-2.5 cm) long; it is found from Ontario and Quebec south to Wisconsin, Illinois, Alabama, and Georgia. Prostrate Blue Violet (V. walteri), a southern species growing from Ohio south to Texas and Florida, is densely hairy. Also very similar, Western Dog Violet or Hooked-spur Violet (V. adunca) is a northern species found in dry rocky habitats throughout western North America and as far south as South Dakota, Iowa, Wisconsin, and New England in the eastern half.
Plant CharacteristicsDuration: Perennial Habit: Herb Fruit: Size Class:
Bloom InformationBloom Color: Blue , Purple
Bloom Time: Apr , May , Jun
, WI Canada: NB
, PE Native Distribution:
Que. to s. Ont. & e. ND,
s. to MD
& n.e. IL; also mts. to AL Native Habitat:
Damp or dry, open woods
Growing ConditionsLight Requirement: Sun
Soil Moisture: Moist
BenefitConspicuous Flowers: yes
PropagationDescription: Not Available
Seed Collection: Seeds are difficult to collect.
Seed Treatment: Not Available
Commercially Avail: yes
National Wetland Indicator Status
This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1
(Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here
for map of regions.
Record Last Modified: 2010-05-22
Research By: TWC Staff