Page author: David Giblin
Crataegus ×cogswellii
(= Crataegus monogyna × Crataegus gaylussacia)
Oregon hybrid hawthorn

Distribution: Occurring west of the Cascades crest in Washington; western Washington to the Willamette Valley in Oregon.

Habitat: Wet prairie, thickets, and shores, generally occurring near where both parent species occur.

Flowers: May-July

Origin: Introduced

Growth Duration: Perennial

Conservation Status: Not of concern


[none provided]

Accepted Name:
Crataegus ×cogswellii K.I. Chr. & T.A. Dickinson

Synonyms & Misapplications:
(none provided)
Additional Resources:

PNW Herbaria: Specimen records of Crataegus ×cogswellii in the Consortium of Pacific Northwest Herbaria database

WA Flora Checklist: Crataegus ×cogswellii checklist entry

OregonFlora: Crataegus ×cogswellii information

E-Flora BC: Crataegus ×cogswellii atlas page

CalPhotos: Crataegus ×cogswellii photos

12 photographs:
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