Vascular Plants - Caryophyllaceae - Cerastium:
Cerastium glomeratum
Page Author: David Giblin
sticky chickweed, sticky mouse-ear chickweed 
Blooms: March-June
Habit: herb
Duration: annual
Origin: Introduced from Europe
Distribution: Widely distributed throughout Washington, but more common west of the Cascades crest; occurring throughout western and eastern North America.
Habitat: Low elevations in disturbed ground.
Species Description:

General: Copiously glandular-pubescent annual, the 1-several erect to decumbent stems branched, 1-3 dm. long.
Leaves: Basal and lower cauline leaves spatulate to obovate, opposite, 8-15 mm. long and up to 8 mm. broad, tapered to the petiole; middle and upper cauline leaves larger, ovate to obovate, sessile.
Flowers: Flowers numerous, in tight clusters in an open inflorescence; pedicels shorter than the calyx; sepals 5, 4-5 mm. long, stiff-hairy; petals 5, white, equal to the sepals; stamens 10; styles 5.
Fruits: Capsule cylindric, twice as long as the calyx.
Accepted Name:
Cerastium glomeratum Thuill.
Synonyms:
Cerastium acutatum Suks.
Cerastium fulvum Rafin.
Cerastium viscosum L.

Treated in Flora of the PNW as:
Cerastium viscosum
Additional Resources:

PNW Herbaria Specimens: View list of all Cerastium glomeratum specimens in the Consortium of Pacific Northwest Herbaria database.

WTU Herbarium Specimens: View list of Cerastium glomeratum specimens in the WTU Herbarium database.

Washington Flora Checklist: Cerastium glomeratum treatment.

E-Flora BC: Cerastium glomeratum atlas page.

CalPhotos: Cerastium glomeratum images.

USDA Plants Database: Cerastium glomeratum.
Additional photographs of Cerastium glomeratum:
(click on a thumbnail to view larger photo)

Ben Legler, 2003

Ben Legler, 2003

Ben Legler, 2003

Ben Legler, 2003

Richard Old

Richard Old

G. D. Carr, 2008

G. D. Carr, 2008

G. D. Carr, 2008

G. D. Carr, 2006

G. D. Carr, 2006

G. D. Carr, 2006

G. D. Carr, 2006

G. D. Carr, 2010

G. D. Carr, 2010

G. D. Carr, 2010

G. D. Carr, 2010

Roger T. George, 2016

Roger T. George, 2016

Roger T. George, 2016

Craig Althen, 2017

Craig Althen, 2017

Craig Althen, 2017

Craig Althen, 2017
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Washington Native Plant Society
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