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Weeds > Viola > Viola pubescens > Viola pubescens

Viola pubescens


Downy Yellow Violet




Family
Violaceae
Genus
Viola
Species
pubescens
Category
Weeds
USDA Hardiness Zone
3 - 7
Canadian Hardiness Zone
1a - 6b
RHS Hardiness Zone
H6 - H7
Temperature (°C)
-40 - (-12)
Temperature (°F)
-40 - 10
Height
15 - 30 cm
Spread
15 - 30 cm
Photographs
Description and Growing Information
Flowering Period
AprilMayJune
Growth
Slow
Habitat
It is found in dry mixed and deciduous woodland areas of the United States and Canada from Minnesota and Ontario to Nova Scotia, South to Virginia.
Leaf Description
Alternate, simple, palmately-veined, petiolate; stem leaves 2–4, usually crowded near the top of the stem; plants sometimes also bearing 1–5 basal leaves. Leaf blades broadly cordate or reniform to orbicular, 3–10 cm long and 1–3 cm wider than long; pale to dark green, hairy or glabrate; leaf base cordate, the angle between the basal lobes (sinus) broad and open; apex blunt to acute; margins crenate; stipules lanceolate to ovate.
Flower Description
Bisexual, axillary, peduncles slender and downy. Sepals 5, narrowly lanceolate, acute; petals 5, yellow, veined with purple, lateral petals bearded; stamens 5, anthers connivent; the single pistil with a superior ovary. Cleistogamous flowers are borne in the axils of the leaves.
Fruit Description
An ovoid capsule, usually pubescent, but occasionally glabrous, 5–12 mm long; seeds pale 2.5–2.9 mm long. Fruits mature in mid summer.
Notable Specimens
Joany’s Woods, West Williams, Middlesex County, Ontario, Canada.
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