Page authors: Don Knoke, David Giblin
Veronica catenata
chain speedwell

Distribution: Occurring chiefly east of the Cascades crest in Washington; widely distributed throughout much of North America.

Habitat: Slow-moving streams and ditches.

Flowers: June-August

Origin: Introduced from Europe

Growth Duration: Biennial, Perennial

Conservation Status: Not of concern


Glabrous, short-lived perennial from fibrous roots, the stems usually erect, 2-10 dm. tall.


Leaves opposite, sessile and clasping, elliptic-ovate to elliptic-oblong, 3-5 times as long as wide, entire.


Inflorescence of few-flowered racemes on long peduncles arising in the leaf axils; calyx of 4 broad, blunt sepals; corolla white to pink, rotate, 4-lobed, the upper lobe the largest, about 5 mm. wide; style 1.5-2.5 mm. long; pedicels spreading, 3-8 mm. long; stamens 2.


swollen, 2.5-4 mm. high and a little wider, shallowly notched.

Accepted Name:
Veronica catenata Pennell
Publication: Rhodora 23: 37. 1921. 1921.

Synonyms & Misapplications:
(none provided)
Additional Resources:

PNW Herbaria: Specimen records of Veronica catenata in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Veronica catenata checklist entry.

E-Flora BC: Veronica catenata atlas page.

CalPhotos: Veronica catenata photos.

USDA Plants: Veronica catenata information.

35 photographs:
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