Page author: David Giblin
Parnassia fimbriata
fringed Grass-of-Parnassus, fringed grass of parnassus

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

Habitat: Bogs, stream banks and wet meadows, mid- to high elevations in the mountains.

Flowers: July-September

Origin: Native

Growth Duration: Perennial

Conservation Status: Not of concern


Glabrous, scapose perennial from a short, stout rhizome, the flowering stems 1-several, 1.5-3 dm. tall, with a cordate-clasping bract about mid-length on the scape.


Leaves all basal, entire, long-petiolate, the blades 2-4 cm. broad, reniform, usually broader than long, with prominent parallel veins.


Flowers terminal and single on long scapes, about 2 cm. broad; calyx fused to the ovary for about 1 mm., the 5 lobes ovate-oblong, 4-7 mm. long, the tip usually fringed; petals white, 8-12 mm. long, obovate, tapering at the base, the lower half fringed, the upper half entire.


Ovary mostly superior, capsule ovoid, 1 cm. long; carpels 4.

Accepted Name:
Parnassia fimbriata K.D. Koenig
Publication: Ann. Bot. (K├Ânig & Sims) 1: 391. 1805.

Synonyms & Misapplications:
Parnassia fimbriata K.D. Koenig var. fimbriata [HC]
Additional Resources:

PNW Herbaria: Specimen records of Parnassia fimbriata in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Parnassia fimbriata checklist entry.

E-Flora BC: Parnassia fimbriata atlas page.

CalPhotos: Parnassia fimbriata photos.

USDA Plants: Parnassia fimbriata information.

62 photographs:
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