Page author: David Giblin
Viola orbiculata
darkwoods violet, evergreen yellow violet, round-leaved violet
WTU specimens
Other herbaria

Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia south to Oregon, east to Montana and Wyoming.

Habitat: Open woods, mid- to high elevations in the mountains.

Flowers: May-August

Origin: Native

Conservation Status: Not of concern

Description:
General:

Glabrous perennial from scaly rhizomes, the aerial stems up to 5 cm. long.

Leaves:

Leaves blades nearly orbicular to cordate-ovate, 2-4 cm. broad, thin, often persisting through the winter; petioles 2-10 cm. long; stipules brownish, lanceolate, membranous, mostly entire.

Flowers:

Flowers 5-15 mm. long, the spur short, saccate; peduncles exceeding the leaves; petals lemon-yellow to gold, the lower 3 purplish-penciled, the lateral pair yellow-bearded; style head bearded.

Fruits:

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

Accepted Name:
Viola orbiculata Geyer ex Holz.
Publication: London Journal of Botany 6: 73 1847.

Synonyms & Misapplications:
Viola sempervirens Greene var. orbiculata (Geyer ex Holz.) J.K. Henry
Viola sempervirens Greene var. orbiculoides M.S. Baker
Additional Resources:

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

WA Flora Checklist: Viola orbiculata checklist entry.

E-Flora BC: Viola orbiculata atlas page.

CalPhotos: Viola orbiculata photos.

USDA Plants: Viola orbiculata information.

32 photographs:
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