Page authors: Ben Legler, David Giblin
Viola glabella
pioneer violet, stream violet

Distribution: Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to Alberta and Montana.

Habitat: Moist woods and stream banks, low to middle elevations in the mountains.

Flowers: March-July

Origin: Native

Growth Duration: Perennial

Conservation Status: Not of concern

Pollination: Bumblebees, bees, flies


Puberulent perennial from widely spreading, scaly, fleshy rhizomes, the flowering stems 5-30 cm. tall, leafless the lower two-thirds.


Leaf blades ovate-cordate to reniform, abruptly pointed, the basal leaves with petioles 10-20 cm. long; stipules membranous, ovate to obovate, 5-10 mm. long, entire.


Flowers 8-14 mm. long, borne chiefly on the upper part of the stem, on peduncles about as long as the leaves; spur very short; petals clear yellow, the lower 3 with purple penciling, the lateral pair well bearded; style head copiously bearded.


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

Accepted Name:
Viola glabella Nutt.
Publication: Fl. N. Amer. 1(1): 142. 1838.

Synonyms & Misapplications:
(none provided)
Additional Resources:

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

WA Flora Checklist: Viola glabella checklist entry.

OregonFlora: Viola glabella information.

E-Flora BC: Viola glabella atlas page.

CalPhotos: Viola glabella photos.

USDA Plants: Viola glabella information.

55 photographs:
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