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Species Details
Viola adunca Sm.
University of Alberta Vascular Plant Herbarium Read more about this collection »
LeavesLong petioles; egg-shaped to round; heart-shaped at base; small rounded teeth on margin; fine short hairs or hairless; stipules lance-shaped; bear small spines on margin or entire. Alternate; stipules reddish brown. 0.7-4.5 cm long and 1-3.5 cm wide.
FlowersSingle flowers from leaf axils; petals 5, blue to violet, lower 3 white at base, side pair white bearded; 1-2 cm long and 0.5 cm wide; spur straight or hooked, 4-6 mm long; sepals 5, lance-shaped, half-length of the petals; stamens 5, 4 pollen sacs.
Fruits and SeedsCapsule; 4-5 mm long which opens explosively at three valves; dark brown seeds.
Scientific Name
Viola adunca Sm.
Common Name
early blue violet
General Description
A perennial, tufted herb that grows from a slender rhizome and reaches a height of 4-10 cm in the spring, but later grows to 10-15 cm tall; single flowers are found in the leaf axils and are blue to deep violet.
Leaves
Long petioles; egg-shaped to round; heart-shaped at base; small rounded teeth on margin; fine short hairs or hairless; stipules lance-shaped; bear small spines on margin or entire. Alternate; stipules reddish brown.…
Long petioles; egg-shaped to round; heart-shaped at base; small rounded teeth on margin; fine short hairs or hairless; stipules lance-shaped; bear small spines on margin or entire. Alternate; stipules reddish brown. 0.7-4.5 cm long and 1-3.5 cm wide.
Flowers
Single flowers from leaf axils; petals 5, blue to violet, lower 3 white at base, side pair white bearded; 1-2 cm long and 0.5 cm wide; spur straight or hooked, 4-6 mm long; sepals 5, lance-shaped, half-length of the…
Single flowers from leaf axils; petals 5, blue to violet, lower 3 white at base, side pair white bearded; 1-2 cm long and 0.5 cm wide; spur straight or hooked, 4-6 mm long; sepals 5, lance-shaped, half-length of the petals; stamens 5, 4 pollen sacs.
Fruits and Seeds
Capsule; 4-5 mm long which opens explosively at three valves; dark brown seeds.
Phenology
Flowering early May to August.
Notes
2n=20*, 30*, 40*
Similar species: V. pedatifida can be found on dry prairie grasslands and can be distinguised from V. adunca by basal leaves with 6-15 finger-like lobes and bright purple flowers that are 1-2 cm across.
2n=20*, 30*, 40*
Similar species: V. pedatifida can be found on dry prairie grasslands and can be distinguised from V. adunca by basal leaves with 6-15 finger-like lobes and bright purple flowers that are 1-2 cm across.
Range/Distribution
Alberta: SW in mountain range and central. CAN (BC, MB, NB, NS, SK, NT, NU, ON, QC, YT); USA (AK, WA, OR, CA, NV, ID, MT, WY, UT, AZ, CO, NM, ND, SD, IA, MN, WI, MI, NY, VT, ME, MA, NH).
Citation
Page Citation for Viola adunca Sm.
Page Citation
"Species Details - Viola adunca Sm., University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/1-5256/12-160899. Accessed 27 Dec. 2024.
Specimen Information
There are 342 specimens of this Species.
127161 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: Canada, Alberta, Kinsella Ranch
Date Collected2010-05-14
127162 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: Canada, Alberta, Kinsella Ranch
Date Collected2010-05-27
128641 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: Canada, Alberta, Waterton Lakes National Park
Date Collected1972-06-05
131862 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: Canada, Alberta, Tolman Badlands Heritage Rangeland Natural Area
Date Collected2012-06-03
134786 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: Canada, Alberta, University of Alberta Woodbend Field Station
Date Collected2011-06-10
134832 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: Canada, Alberta, Hoople Lake
Date Collected2013-05-30
134893 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: Canada, Alberta, Golden Ranches
Date Collected2012-06-07
134958 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: Canada, Alberta, Marsh Property
Date Collected2009-06-13
135032 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: Canada, Alberta, Whitehorse Wildland Park, Whitehorse Creek
Date Collected2012-06-20
137038 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: Canada, Alberta, Sommerfeldt Ranch
Date Collected1994-05-28/1994-05-29
137259 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: Canada, Alberta, Sommerfeldt Ranch
Date Collected1996-06-01/1996-06-02
134440 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: Canada, Alberta, Little Fish Lake
Date Collected2009-07-01
134441 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: Canada, Alberta, Buffalo Lake
Date Collected2009-07-04
137773 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: Canada, Alberta, Clyde Fen Natural Area Candidate
Date Collected2014-06-01
138869 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: Canada, Alberta, Devonian Botanic Gardens
Date Collected1967-05-23
138870 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: Canada, Alberta, Devonian Botanic Gardens
Date Collected1967-06-01
103201 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: Canada, Alberta, Etzikom Coulee
Date Collected1981-05-13
103200 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: Canada, Alberta, Cypress Hills Provincial Park
Date Collected1981-05-13
103199 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: Canada, Alberta, Nose Hill
Date Collected1981-05-03
103198 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: Canada, Alberta, Nose Hill
Date Collected1981-04-25
103202 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: Canada, Alberta, Waterton Lakes National Park
Date Collected1981-05-22