Distribution: Alaska south to the Cascades of northwest Washington, east to Labrador and south to north-central Montana.
Habitat: Damp woods, along streams and in bogs.
Flowers: June - August
Origin: Native
Growth Duration: Perennial
Conservation Status: Not of concern
Rhizomatous and stoloniferous perennial, the erect scapes 5-20 cm. tall, leafless or with a reduced leaf near the base, finely glandular-puberulent.
Leaves basal, long-petiolate, the blades cordate to reniform, 1-3 cm. long, doubly toothed, the teeth rounded, with a few fine, stiff hairs on the upper surface.
Inflorescence a 3- to 12-flowered raceme, blossoming upward; pedicels 2-6 mm. long; calyx saucer-shaped, lobed over half its length, the 5 segments ovate, spreading, 1.5 mm. long; petals 5, greenish-yellow, 4 mm. long, filiformly dissected into 8 lateral divisions; stamens 10.
Ovary 1/3-1/2 inferior, carpels 2.
PNW Herbaria: Specimen records of Mitella nuda in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Mitella nuda checklist entry
OregonFlora: Mitella nuda information
E-Flora BC: Mitella nuda atlas page
CalPhotos: Mitella nuda photos