Parnassia
grass-of-parnassus
5 species
1 subspecies and varieties
1 subspecies and varieties
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Parnassia cirrata – Cascade grass-of-Parnassus
Distribution: Occurring in the Columbia River Gorge in Washington; Columbia River Gorge to California, east to Nevada and Idaho.
Habitat: Bogs, stream banks, and wet meadows, montane to alpine.
Origin: Native
Growth Duration: Perennial
Distribution: Occurring in the Columbia River Gorge in Washington; Columbia River Gorge to California, east to Nevada and Idaho.
Habitat: Bogs, stream banks, and wet meadows, montane to alpine.
Origin: Native
Growth Duration: Perennial
• var. intermedia – Cascade grass-of-Parnassus
Parnassia fimbriata – 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.
Origin: Native
Flowers: July-September
Growth Duration: Perennial
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.
Origin: Native
Flowers: July-September
Growth Duration: Perennial
Parnassia kotzebuei – Kotzebue's grass-of-Parnassus
Distribution: Occurring east of the Cascades crest, where known only from Okanogan and Chelan counties in Washington; Alaska to Chelan County, WA, east to the Rocky Mountains, further east across Canada to the Atlantic Coast.
Habitat: Moist subalpine meadows, cliff faces, and ledges, often in boggy soil.
Origin: Native
Flowers: July-September
Growth Duration: Perennial
Distribution: Occurring east of the Cascades crest, where known only from Okanogan and Chelan counties in Washington; Alaska to Chelan County, WA, east to the Rocky Mountains, further east across Canada to the Atlantic Coast.
Habitat: Moist subalpine meadows, cliff faces, and ledges, often in boggy soil.
Origin: Native
Flowers: July-September
Growth Duration: Perennial
Parnassia palustris – grass-of-Parnassus, northern grass-of-Parnassus
Distribution: Occurring on both sides of the Casades crest in Washington; Alaska to California, east to the northern Great Plains, Great Lakes region, and northeastern North America.
Habitat: Arctic tundra to moist, shaded areas in the mountains, where usually along streams or around springs.
Origin: Native
Flowers: July-August
Growth Duration: Perennial
Distribution: Occurring on both sides of the Casades crest in Washington; Alaska to California, east to the northern Great Plains, Great Lakes region, and northeastern North America.
Habitat: Arctic tundra to moist, shaded areas in the mountains, where usually along streams or around springs.
Origin: Native
Flowers: July-August
Growth Duration: Perennial
Parnassia parviflora – small-flowered grass-of-Parnassus
Distribution: Occurring east of the Cascades crest in northeastern Washington; Alaska to California, east to the Rocky Mountains, northern Great Plains, Great Lakes region, and northeastern North America.
Habitat: Bogs, stream banks, and wet meadows.
Origin: Native
Flowers: June-August
Growth Duration: Perennial
Distribution: Occurring east of the Cascades crest in northeastern Washington; Alaska to California, east to the Rocky Mountains, northern Great Plains, Great Lakes region, and northeastern North America.
Habitat: Bogs, stream banks, and wet meadows.
Origin: Native
Flowers: June-August
Growth Duration: Perennial
