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 |
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. |