UW Burke Herbarium species comparison

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Viola nephrophylla

Viola tricolor

LeConte violet, northern bog violet

Johnny jump-up
Habit Glabrous, acaulescent perennial with shallow, fleshy, spreading rhizomes. Variable, glabrous or puberulent, annual or biennial, low or short plant.
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.

Leaves oval to broadly lanceolate, mostly basal;

stipules leaf-like, pinnately lobed, the end lobe longer.
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 10-25 mm. long, the spur long;

petals violet or yellow or both, longer than the sepals.
Fruits

Capsule, 3-valved.

Fruit a 3-valved capsule, ovary superior, placentation parietal.

Viola nephrophylla

Viola tricolor
Flowering time May-July April-September
Habitat Moist places, especially in meadows and along streams. Disturbed areas near cultivated setting in towns and cities, where escaping 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.
[WildflowerSearch map]
[BONAP county map]
Occurring chiefly west of the Cascades crest in Washington; Alaska to California, east across most of North America to the Atlantic Coast.
[WildflowerSearch map]
[BONAP county map]
Origin Native Introduced from Europe
Conservation status Not of concern Not of concern
Sibling taxa
V. adunca, V. arvensis, V. canadensis, V. flettii, V. glabella, V. howellii, V. lanceolata, V. langsdorffii, V. macloskeyi, V. nuttallii, V. odorata, V. orbiculata, V. palustris, V. pluviae, V. purpurea, V. renifolia, V. riviniana, V. selkirkii, V. sempervirens, V. sheltonii, V. sororia, V. tricolor, V. trinervata, V. ×wittrockiana
V. adunca, V. arvensis, V. canadensis, V. flettii, V. glabella, V. howellii, V. lanceolata, V. langsdorffii, V. macloskeyi, V. nephrophylla, V. nuttallii, V. odorata, V. orbiculata, V. palustris, V. pluviae, V. purpurea, V. renifolia, V. riviniana, V. selkirkii, V. sempervirens, V. sheltonii, V. sororia, V. trinervata, V. ×wittrockiana
Subordinate taxa
V. tricolor ssp. tricolor
Web links 
Unless otherwise noted, all data comes from the University of Washington's Burke Herbarium.



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