Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east to Idaho, Montana, Wyoming and Utah.
Habitat: Grassland, shrub-steppe, open slopes and ridges, and coniferous forest openings.
Flowers: April-July
Origin: Native
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Bumblebees, bees, flies
Perennial from short, erect rhizomes, the stems up to 15 cm. long.
Leaf blades conspicuously hairy, thick and fleshy, entire, ovate-lanceolate, 5-10 cm. long; petiole 5-15 cm. long; stipules attached to the petiole, the free portion few-toothed.
Flowers with peduncles shorter than the leaves; flowers 8-15 mm. long, yellow, the upper petals brownish-backed, the lower 3 penciled with brownish-purple, the lateral pair bearded; style head bearded, rounded.
Fruit a hairy, 3-valved capsule, ovary superior, placentation parietal.
Publication: Botany [Fortieth Parallel] 35. 1871.
Viola nuttallii Pursh ssp. praemorsa (Douglas ex Lindl.) Piper
Viola nuttallii Pursh var. linguifolia (Nutt.) Jeps.
Viola praemorsa Douglas ex Lindl.
Viola praemorsa Douglas ex Lindl. ssp. arida M.S. Baker
Viola praemorsa Douglas ex Lindl. ssp. flavovirens (Pollard) Fabijan
Viola praemorsa Douglas ex Lindl. ssp. linguifolia (Nutt.) M.S. Baker & J.C. Clausen ex M. Peck [JPM]
Viola praemorsa Douglas ex Lindl. ssp. oregona M.S. Baker
Viola praemorsa Douglas ex Lindl. ssp. praemorsa [JPM, IFBC]
Viola praemorsa Douglas ex Lindl. var. altior Blank.
Viola praemorsa Douglas ex Lindl. var. linguifolia (Nutt.) M. Peck
PNW Herbaria: Specimen records of Viola nuttallii var. praemorsa in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Viola nuttallii var. praemorsa checklist entry
OregonFlora: Viola nuttallii var. praemorsa information
E-Flora BC: Viola nuttallii var. praemorsa atlas page
CalPhotos: Viola nuttallii var. praemorsa photos
