Holosteum
jagged chickweed
1 species
1 subspecies and varieties
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Holosteum umbellatumjagged-chickweed
Distribution: Occurring chiefly east of the Cascades crest in Washington; British Columbia to California, east across most of North America to the Atlantic Coast.
Habitat: Disturbed, open areas in sagebrush desert, roadsides, fields, wastelots, and other disturbed areas.
Origin: Introduced from Europe
Flowers: April-May
Growth Duration: annual
ssp. umbellatum – jagged chickweed