Cerastium
cerastium, chickweed, mouse-ear chickweed
Specimens
Photos
Origin: Native
Conservation Status: Not of concern
Description:
[none provided]
Accepted Name:
Cerastium
Publication: Sp. Pl. 1: 437. 1753. Gen. Pl. ed. 5. 199. 1754.
Publication: Sp. Pl. 1: 437. 1753. Gen. Pl. ed. 5. 199. 1754.
Synonyms & Misapplications:
(none provided)
Species in Cerastium:
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Cerastium arvense – starry cerastium, field chickweed, field mouse-ear chickweed
Occurring on both sides of the Cascades crest in Washington; Alaska to California, east across North America, except for the south-central and southeastern U.S., to the Atlantic Coast. -
ssp. strictum – field chickweed Occurring on both sides of the Cascades crest in Washington; Alaska to California, east across North America, except for the south-central and southeastern U.S., to the Atlantic Coast.
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Cerastium beeringianum – alpine chickweed Occurring in the North Cascade Mountains in Washington; Alaska to California, east to the Rocky Mountains in the U.S.; east across Canada to the Atlantic coast.
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Cerastium brachypetalum – gray mouse-ear chickweed Occurring east of the Cascades crest in southeastern Washington and in the Columbia River Gorge; southern Washington to western Oregon; also occurring in eastern North America.
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Cerastium brachypodum – short-stalk mouse-ear chickweed Occurring east of the Cascades crest in central Washington, where disjunct; southeastern Oregon to southern Idaho and southwestern Montana; disjunct in central Washington.
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Cerastium dichotomum – forked mouse-ear chickweed Occurring in scattered locations east of the Cascades crest in the Columbia River Gorge and in southeastern Washington; Washington to California, east to western Idaho.
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Cerastium fontanum – common mouse-ear chickweed Occurring on both sides of the Cascades crest in Washington; Alaska to California, east across North America to the Atlantic Coast.
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ssp. vulgare – common chickweed, mouse-ear chickweed Occurring on both sides of the Cascades crest in Washington; Alaska to California, east across North America to the Atlantic Coast.
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Cerastium glomeratum – sticky mouse-ear chickweed Widely distributed on both sides of the Cascades crest in Washington, but more common west of the crest; Alaska to California, east across most of North America to the Atlantic Coast.
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Cerastium nutans – nodding mouse-ear chickweed Occurring on both sides of the Cascades crest in Washington; Alaska to Oregon, east across North America except for California, Nevada, and Utah.
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var. nutans – nodding chickweed Occurring on both sides of the Cascades crest in Washington; Alaska to Oregon, east across North America except for California, Nevada, and Utah.
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Cerastium pumilum – dwarf mouse-ear chickweed Occurring chiefly west of the Cascades crest in Washington; British Columbia to Oregon, and from the Great Plains east to the Atlantic Coast.
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Cerastium semidecandrum – five-stamen mouse-ear chickweed Occurring chiefly west of the Cascades crest and in the Columbia River Gorge in Washington; southern British Columbia to Oregon, east to Idaho, also from the Great Plains east to the Atlantic Coast.
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Cerastium tomentosum – snow-in-summer Occurring west of the Cascades crest in lowland western Washington British Columbia to Oregon, east to Montana, Wyoming, Nebraska, the Great Lakes region, and northeastern North America.
Additional Resources:
PNW Herbaria: Specimen records of Cerastium in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Cerastium checklist entry
OregonFlora: Cerastium information
E-Flora BC: Cerastium atlas page
CalPhotos: Cerastium photos
240 photographs:
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