Rumex acetosella
common sheep sorrel
WTU specimens
Other herbaria

Distribution: Introduced and common in most of the world.

Habitat: Along highways, railroads, and in waster areas, but also in open or lightly wooded undisturbed areas, from the lowlands to moderate elevations in the mountains.

Flowers: May - August

Origin: Introduced

Conservation Status: Not of concern

Description:
General:

Dioecious, glabrous perennial from widely spreading, slender rhizomes, the 1-several stems 2-3 dm. tall, unbranched below the inflorescence.

Leaves:

Leaves with sheathing stipules, petiolate, numerous, highly variable, the blades 2-4 cm. long, linear to ovate, usually with spreading, basal, triangular lobes.

Flowers:

Inflorescence an open, leafless, reddish, narrow panicle; flowers imperfect; pedicels slender, longer than the flowers, jointed immediately under the flower; perianth about 1 mm. long, erect, only slightly larger than the fruit and closely investing it; styles 3.

Fruits:

Achene smooth.

Accepted Name:
Rumex acetosella L.
Publication: Sp. Pl. 1: 338. 1753. 1753.

Synonyms & Misapplications:
Acetosa acetosella (L.) Mill.
Acetosa hastata Moench
Acetosella vulgaris Fourreau
Rumex acetosella L. var. vulgaris W.D.J. Koch
Additional Resources:

PNW Herbaria: Specimen records of Rumex acetosella in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Rumex acetosella checklist entry.

E-Flora BC: Rumex acetosella atlas page.

CalPhotos: Rumex acetosella photos.

USDA Plants: Rumex acetosella information.

26 photographs:
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