Saxifraga
saxifrage
9 species
1 subspecies and varieties
1 subspecies and varieties
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Saxifraga adscendens – wedge-leaf saxifrage
Distribution: Occurring on both sides of the Cascades crest in northern Washington and possibly in the Olympic Mountains; Alaska to Nevada, east to the Rocky Mountains.
Habitat: Glacial moraines and alpine gravelly meadows.
Origin: Native
Flowers: June-August
Growth Duration: Perennial
Distribution: Occurring on both sides of the Cascades crest in northern Washington and possibly in the Olympic Mountains; Alaska to Nevada, east to the Rocky Mountains.
Habitat: Glacial moraines and alpine gravelly meadows.
Origin: Native
Flowers: June-August
Growth Duration: Perennial
Saxifraga austromontana – matted saxifrage, spotted saxifrage
Distribution: Occurring on both sides of the Cascades crest in Washington; Alaska to northeast Oregon, east to Montana, and south in Rocky Mountains to New Mexico; circumboreal.
Habitat: Cliff crevices, talus and scree slopes, mid- to high elevations in the mountains
Origin: Native
Flowers: June-August
Growth Duration: Perennial
Distribution: Occurring on both sides of the Cascades crest in Washington; Alaska to northeast Oregon, east to Montana, and south in Rocky Mountains to New Mexico; circumboreal.
Habitat: Cliff crevices, talus and scree slopes, mid- to high elevations in the mountains
Origin: Native
Flowers: June-August
Growth Duration: Perennial
Saxifraga cernua – nodding saxifrage
Distribution: Known only east of the Cascades crest in north-central Washington; Alaska south to California, east to the Rocky Mountains and across northern Canada to the Atlantic Coast.
Habitat: Among rocks in alpine areas, often where moist.
Origin: Native
Flowers: July-September
Growth Duration: Perennial
Distribution: Known only east of the Cascades crest in north-central Washington; Alaska south to California, east to the Rocky Mountains and across northern Canada to the Atlantic Coast.
Habitat: Among rocks in alpine areas, often where moist.
Origin: Native
Flowers: July-September
Growth Duration: Perennial
Saxifraga cespitosa – tufted alpine saxifrage, tufted saxifrage
Distribution: Occurring on both sides of the Cascades crest in Washington; Alaska to south California, east to the Rocky Mountains; east across Canada to the Atlantic Coast.
Habitat: Ledges, gravelly ridges and scree, near sea level to alpine.
Origin: Native
Flowers: April-September
Growth Duration: Perennial
Distribution: Occurring on both sides of the Cascades crest in Washington; Alaska to south California, east to the Rocky Mountains; east across Canada to the Atlantic Coast.
Habitat: Ledges, gravelly ridges and scree, near sea level to alpine.
Origin: Native
Flowers: April-September
Growth Duration: Perennial
Saxifraga hyperborea – pygmy saxifrage
Distribution: In the Olympic and Cascade mountains of Washington; Alaska south to California, throughout the Rocky Mountains, across northern Canada to the Maritime Provinces.
Habitat: Alpine tundra, often where moist with rocky outcroppings, crevices, and snowmelt.
Origin: Native
Flowers: June-August
Growth Duration: Perennial
Distribution: In the Olympic and Cascade mountains of Washington; Alaska south to California, throughout the Rocky Mountains, across northern Canada to the Maritime Provinces.
Habitat: Alpine tundra, often where moist with rocky outcroppings, crevices, and snowmelt.
Origin: Native
Flowers: June-August
Growth Duration: Perennial
Saxifraga mertensiana – Merten's saxifrage, woodland saxifrage
Distribution: Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to Alberta, Idaho, and Montana.
Habitat: Wet ledges, shaded seeps on rock faces, and gravelly stream banks from sea level to the subalpine.
Origin: Native
Flowers: April-August
Growth Duration: Perennial
Distribution: Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to Alberta, Idaho, and Montana.
Habitat: Wet ledges, shaded seeps on rock faces, and gravelly stream banks from sea level to the subalpine.
Origin: Native
Flowers: April-August
Growth Duration: Perennial
Saxifraga oppositifolia – purple saxifrage, twinflowered saxifrage
Distribution: In the Olympic and Cascade mountains of Washington; Alaska south to Oregon, east to the Rocky Mountains; across northern Canada and northeastern U.S.
Habitat: Alpine slopes and rocky outcroppings
Origin: Native
Flowers: June-August
Growth Duration: Perennial
Distribution: In the Olympic and Cascade mountains of Washington; Alaska south to Oregon, east to the Rocky Mountains; across northern Canada and northeastern U.S.
Habitat: Alpine slopes and rocky outcroppings
Origin: Native
Flowers: June-August
Growth Duration: Perennial
• ssp. oppositifolia – purple mountain saxifrage, purple saxifrage, twinflowered saxifrage
Saxifraga tridactylites – rue-leaved saxifrage
Distribution: Occurring west of the Cascades crest in Washington; southwestern British Columbia to Oregon.
Habitat: Roadsides, fields, wastelots, and other disturbed areas at low elevations.
Origin: Introduced from Eurasia
Flowers: March-May
Growth Duration: Annual
Distribution: Occurring west of the Cascades crest in Washington; southwestern British Columbia to Oregon.
Habitat: Roadsides, fields, wastelots, and other disturbed areas at low elevations.
Origin: Introduced from Eurasia
Flowers: March-May
Growth Duration: Annual
Saxifraga vespertina – matted saxifrage, spotted saxifrage
Distribution: Occurring west of the Cascades crest in Washington; western Washington to Oregon.
Habitat: Rocky outcroppings.
Origin: Native
Flowers: June-August
Growth Duration: Perennial
Distribution: Occurring west of the Cascades crest in Washington; western Washington to Oregon.
Habitat: Rocky outcroppings.
Origin: Native
Flowers: June-August
Growth Duration: Perennial
