Page authors: Don Knoke, David Giblin
Trifolium hybridum
alsike clover

Distribution: Occurring on both sides of the Cascades crest throughout much of Washington; Alaska to California, east across most of North America to the Atlantic Coast.

Habitat: Roadsides, fields, meadows, wastelots, and other disturbed open areas.

Flowers: April-September

Origin: Introduced from Europe

Conservation Status: Not of concern


Sparsely pubescent perennial, the stems several, ascending to erect, sometimes stolonous.


Leaves trifoliate, leaflets ovate to obovate or obcordate, 1-3 cm. long, serrulate; stipules 5-20 mm. long, tapering.


Inflorescence of many-flowered heads, 1.5-2.5 cm. broad and long, on axillary peduncles shorter to several times longer than the leaves; flowers pea-like, white to reddish, 5-9 mm. long, reflexed, the pedicels 1-5 mm. long; calyx less than half as long as the corolla, mostly glabrous, the 5 teeth awl-shaped, equal to the tube; banner nearly erect.


Pod 1-3 seeded.

Accepted Name:
Trifolium hybridum L.
Publication: Sp. Pl. 2: 766-767. 1753.

Synonyms & Misapplications:
Trifolium elegans Savi
Trifolium hybridum L. ssp. elegans (Savi) Asch. & Graebn.
Trifolium hybridum L. var. elegans (Savi) Boiss.
Trifolium hybridum L. var. pratense Rabenh.
Additional Resources:

PNW Herbaria: Specimen records of Trifolium hybridum in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Trifolium hybridum checklist entry.

E-Flora BC: Trifolium hybridum atlas page.

CalPhotos: Trifolium hybridum photos.

USDA Plants: Trifolium hybridum information.

28 photographs:
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