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 south to Washington in western North America; 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
Stellaria borealis
Distribution: Alaska to California, east to New York and Wyoming.
Habitat: Moist areas, rocky slopes and meadows.
Origin: Native
Flowers: Late May - early August
ssp. borealis – boreal starwort
ssp. sitchana – boreal starwort
Stellaria calycanthanorthern bog starwort
Distribution: Circumpolar, south in North America to California, Michegan and New York.
Habitat: Moist meadows and steam banks, low to high elevations.
Origin: Native
Flowers: Late May - Early August
Stellaria crispacrisped starwort
Distribution: Alaska to California, east to Alberta and Wyoming.
Habitat: Moist areas in the lowlands and lower mountains.
Origin: Native
Flowers: Late May - Early August
Stellaria gramineagrass-leaf starwort
Distribution: Introduced and abundant in eastern United States; occasional in western Washington and Idaho.
Habitat: Chiefly in lawns.
Origin: Introduced from Eurasia
Flowers: May - July
Stellaria humifusasaltmarsh starwort
Distribution: Occurring along the coast in Washington; Alaska south to Oregon, east across Canada to the Atlantic coast; circumpolar.
Habitat: Salt marshes.
Origin: Native
Flowers: June-August
Stellaria longifolialong-leaved starwort
Distribution: Occurring on both sides of the Cascades crest in Washington; widely distributed throughout North America except in the south-central and southeastern U.S.
Habitat: Wet meadows, swamps, marshes, forested wetlands at low to moderate elevations.
Origin: Native
Flowers: May-August
Stellaria longipeslongstalk starwort
Distribution: Widely distributed throughout Washington; Alaska south to California, east to New York and New Mexico.
Habitat: Moist streambanks and rocky slopes at mid-elevations in the mountains.
Origin: Native
Flowers: May-August
ssp. longipes – Goldie's starwort
Stellaria mediacommon chickweed
Distribution: Widely distributed throughout most of Washington; widely distributed throughout North America.
Habitat: Disturbed areas, often where moist in spring; very common.
Origin: Introduced from Eurasia
Flowers: February-October
Stellaria neglectagreater chickweed
Origin: Introduced
Stellaria nitensshiny starwort
Distribution: British Columbia to Baja California, east to Idaho and Utah.
Habitat: Gravelly prairies and stream banks to grassy hillsides at low elevations.
Origin: Native
Flowers: April - June
Stellaria obtusablunt-sepaled starwort
Distribution: Occurring on both sides of the Cascades in Washington; British Columbia south to California, east to the Canadian and Southern Rocky Mountains.
Habitat: Moist forest and riparian zone understory, talus slopes, from low to moderate elevations.
Origin: Native
Flowers: June-July
Stellaria pallidalesser chickweed
Origin: Introduced
Stellaria umbellataumbrella starwort
Distribution: Occurring chiefly east of the Cascades crest in central and south-central Washington; Alaska south to California, east to Northwest Territories, south throughout western U.S.
Habitat: Wetlands, riparian zones, stream banks.
Origin: Native
Flowers: July-August