Page authors: Don Knoke, David Giblin
Viola nephrophylla
LeConte violet, northern bog violet

Distribution: Occurring chiefly east of the Cascades crest in Washington; British Columbia to Newfoundland, south on the east side of the Cascades to California, east to Arizona.

Habitat: Moist places, especially in meadows and along streams.

Flowers: May-July

Origin: Native

Growth Duration: Annual, Perennial

Conservation Status: Not of concern

Pollination: Bumblebees, bees, flies


Glabrous, acaulescent perennial with shallow, fleshy, spreading rhizomes.


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.


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.


Capsule, 3-valved.

Accepted Name:
Viola nephrophylla Greene
Publication: Pittonia 3(15D): 144-145. 1896.

Synonyms & Misapplications:
Viola nephrophylla Greene var. cognata (Greene) C.L. Hitchc. [HC]
Viola nephrophylla Greene var. nephrophylla [HC]
Viola sororia Willd. ssp. affinis (Leconte) R.J. Little [JPM]
Viola sororia Willd. var. affinis (Leconte) L.E. McKinney
Additional Resources:

PNW Herbaria: Specimen records of Viola nephrophylla in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Viola nephrophylla checklist entry.

OregonFlora: Viola nephrophylla information.

E-Flora BC: Viola nephrophylla atlas page.

CalPhotos: Viola nephrophylla photos.

USDA Plants: Viola nephrophylla information.

25 photographs:
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