Stellaria
chickweed, starwort, stitchwort
14 species
3 subspecies and varieties
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Stellaria alsinebog stichwort
Distribution: Occurring west of the Cascades crest in Washington; British Columbia to Washington; native to eastern North America; also introduced in Chile.
Habitat: Streambanks, culverts, ditches, and moist forest edges, typically where disturbed.
Origin: Introduced from Europe
Flowers: May-August
Growth Duration: annual
Stellaria borealisboreal starwort, boreal stitchwort
Distribution: Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to the Rocky Mountains, northern Great Plains, Great Lakes Region, and northeastern North America.
Habitat: Moist or marshy areas from low elevations to middle elevations in the mountains.
Origin: Native
Flowers: May-August
Growth Duration: perennial
ssp. borealis – boreal starwort
ssp. sitchana – boreal starwort
Stellaria calycanthanorthern bog starwort
Distribution: Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to the Rocky Mountains.
Habitat: Moist meadows and steam banks, from low to high elevations.
Origin: Native
Flowers: May-August
Growth Duration: annual, perennial
Stellaria crispacrisped starwort
Distribution: Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to Alberta, Idaho, and Montana.
Habitat: Moist areas from the lowlands to middle elevations in the mountains.
Origin: Native
Flowers: May-August
Growth Duration: perennial
Stellaria gramineagrass-leaf starwort
Distribution: Occurring in scattered locations on both sides of the Cascades crest in Washington; British Columbia to California, east to the Rocky Mountains, and from the southern Great Plains east to the Atlantic Coast.
Habitat: Roadsides, fields, pastures, and lawns.
Origin: Introduced from Eurasia
Flowers: May-July
Growth Duration: perennial
Stellaria humifusasaltmarsh starwort
Distribution: Occurring west of the Cascades crest along the coast in Washington; Alaska to Oregon, east across Canada to the Atlantic coast; circumboreal.
Habitat: Salt marshes.
Origin: Native
Flowers: June-August
Growth Duration: perennial
Stellaria longifolialong-leaved starwort
Distribution: Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to the Rocky Mountains, further east across Canada and the northern Great Plains to eastern North America.
Habitat: Wet meadows, swamps, marshes, forested wetlands from low to middle elevations.
Origin: Native
Flowers: May-August
Growth Duration: perennial
Stellaria longipeslongstalk starwort
Distribution: Occurring on both sides of the Cascades crest in Washington; Alaska to California, east across Canada and the northern Great Plains to eastern North America.
Habitat: Moist streambanks and rocky slopes at mid-elevations in the mountains.
Origin: Native
Flowers: May-August
Growth Duration: perennial
ssp. longipes – Goldie's starwort
Stellaria mediacommon chickweed
Distribution: Occurring on both sides of the Cascades crest in Washington; Alaska to California, east across North America to the Atlantic Coast.
Habitat: Roadsides, fields, wastelots, and other disturbed areas, often where moist.
Origin: Introduced from Eurasia
Flowers: February-October
Growth Duration: annual
Stellaria neglectagreater chickweed
Distribution: Occurring west of the Cascades crest in lowland western Washington; Washington, California, and scattered locations in eastern North America.
Habitat: Roadsides, fields, wastelots, and other disturbed areas at low elevation.
Origin: Introduced from Europe
Flowers: March-June
Stellaria nitensshiny starwort
Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia to Baja California, east to Montana, Idaho, Utah, and Arizona.
Habitat: Gravelly prairies and stream banks to grassy hillsides at low elevations.
Origin: Native
Flowers: April-June
Growth Duration: annual
Stellaria obtusablunt-sepaled starwort
Distribution: Occurring on both sides of the Cascades in Washington; British Columbia to California, east to the Rocky Mountains.
Habitat: Moist forest and riparian zone understory, talus slopes, from low to moderate elevations.
Origin: Native
Flowers: June-July
Growth Duration: perennial
Stellaria pallidalesser chickweed
Distribution: Occurring west of the Cascades crest in Washington; British Columbia to Washington, also in California, east across the U.S. to the Atlantic Coast.
Habitat: Roadsides, fields, wastelots, forest edge, and other disturbed areas, often where seasonally moist, at low elevations.
Origin: Introduced from Europe
Flowers: March-June
Stellaria umbellataumbrella starwort
Distribution: Occurring chiefly east of the Cascades crest in Washington; Alaska to California, east to the Rocky Mountains.
Habitat: Wetlands, riparian zones, stream banks.
Origin: Native
Flowers: July-August
Growth Duration: perennial