Holosteum
jagged chickweed
1 species
1 subspecies and varieties
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Holosteum umbellatumjagged-chickweed
Distribution: Occurring chiefly east of the Cascades crestin Washington; British Columbia south to California, east to the Atlantic Coast.
Habitat: Disturbed areas, most common in the shrub-steppe.
Origin: Introduced from Europe
Flowers: April-May