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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/1-5256/12-160102. Accessed 07 Nov. 2024.
Specimen Information
There are 342 specimens of this Species.
103216 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: Canada, British Columbia, Grand Forks
Date Collected1982-05-31
105503 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: Canada, Manitoba, Riding Mountain National Park, Lake Audy
Date Collected1979-06-08
103204 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: Canada, British Columbia, Kikomun Creek Park
Date Collected1981-05-23
103203 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: Canada, British Columbia, Elko
Date Collected1981-05-23
103211 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: Canada, British Columbia, Kettle River Recreation Area
Date Collected1981-05-24
103217 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: Canada, British Columbia, King George VI Park
Date Collected1982-06-01
72964 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: Canada, Saskatchewan, Nipawin
Date Collected1955-07-09
62165 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: Canada, British Columbia, Galloway
Date Collected1942-05-09
104176 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: United States, Idaho, Teton County, Red Creek
Date Collected1991-07-10
104177 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: United States, Idaho, Bonneville County, Palisades Creek
Date Collected1991-06-26
104175 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: United States, Colorado, Rio Blanco County, Oak Ridge
Date Collected1991-06-08
103214 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: United States, Washington, Asotin County, Anatone
Date Collected1982-05-19
103213 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: United States, Washington, Fields Spring State Park
Date Collected1982-05-19
103212 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: United States, Oregon, Umatilla County, Umatilla Forks
Date Collected1982-05-19
31231 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: United States, Colorado, Boulder County, Niwot Ridge
Date Collected1968-07-01
85492 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: United States, Colorado, Boulder County, Boulder
Date Collected1967-06-25
62149 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: United States, Oregon, Hood River County, Hood River
Date Collected1939-04-24
38001 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: Canada, Alberta, Aden
Date Collected1971-06-02
37680 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: United States, Wyoming, Bighorn Mountains
Date Collected1969-05-16
54265 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: United States, Montana, Glacier National Park
Date Collected1971-07-09
38024 - Viola adunca Sm.
University of Alberta Vascular Plant Herbarium
Common Nameearly blue violet
Place CollectedNorth America: United States, Montana, Glacier National Park
Date Collected1971-07-10