Viola nephrophylla |
Viola arvensis |
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LeConte violet, northern bog violet |
European field pansy |
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Habit | Glabrous, acaulescent perennial with shallow, fleshy, spreading rhizomes. | Puberulent, freely-branched annual, 1-3 dm. tall. |
Leaves | Leaf blades deeply ovate-cordate to cordate-triangular, up to 7 cm. in width, with rounded teeth; petioles 5-25 cm. long; stipules linear-lanceolate, entire. |
Leaf blades ovate to lanceolate, coarsely round-toothed, 1-3 cm. long, about equaling the petioles; stipules very large, laciniate into 5-9 segments, usually with one leaf-like segment nearly as large as the main blade. |
Flowers | Flowers solitary, 10-20 mm. long, on peduncles usually exceeding the leaves; spur short, saccate; petals 5, bluish-violet, the lower 3 whitish at the base, prominently bearded, the upper pair sometimes not bearded; style glabrous. |
Flowers long-pedunculate, solitary in the leaf axils, whitish or light yellow with a tinge of blue, the spur short; sepals lanceolate, about as long as the petals; style head copiously short-hairy. |
Fruits | Capsule, 3-valved. |
Fruit a 3-valved capsule, ovary superior, placentation parieta |
Viola nephrophylla |
Viola arvensis |
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Flowering time | May-July | March-June |
Habitat | Moist places, especially in meadows and along streams. | Fields, roadsides, wastelots, and other disturbed areas where escaping from cultivation. |
Distribution | Occurring chiefly east of the Cascades crest in Washington; Yukon Territory to California, east across most of North America to the Atlantic Coast.
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Occurring chiefly west of the Cascades crest in Washington; British Columbia to California, east across most of North America to the Atlantic Coast.
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Origin | Native | Introduced from Europe |
Conservation status | Not of concern | Not of concern |
Sibling taxa | ||
Web links |
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