Page authors: David Giblin, Don Knoke
Verbena bracteata
carpet vervain

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

Habitat: Disturbed open areas in natural and impacted settings including roadsides and waste lots.

Flowers: May-September

Origin: Native

Growth Duration: Annual, Biennial, Perennial

Conservation Status: Not of concern


Taprooted annual or perennial with numerous prostrate or decumbent stems 1-6 dm. long.


Leaves closely strigose with winged petioles, the blade 2-5 cm. long and 1-2.5 cm. wide, irregularly toothed and cleft, often with one or two pairs of lower segments well differentiated from the larger terminal segment.


Inflorescence of racemes terminating the main stem and branches, up to 1.5 dm. long; leaves passing abruptly into the entire, lance-linear bracts of the raceme, these spreading, 5-15 mm. long, surpassing the 2.5-4 mm. calyx; calyx 5-angled and unequally 5-toothed; corolla inconspicuous, usually bluish or pinkish, the tube about 4 mm. long, the flaring limb 2-3 mm. wide; stamens 4; style slender, 2-cleft, only one lobe stigmatic; ovary superior, with 2 carpels, each carpel partitioned into 2 cells.


Fruit dry, separating into 4 nutlets.

Accepted Name:
Verbena bracteata Lag. & Rodr.
Publication: Anales Ci. Nat. 4(12): 260-261. 1801.

Synonyms & Misapplications:
Verbena bracteosa Michx.
Additional Resources:

PNW Herbaria: Specimen records of Verbena bracteata in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Verbena bracteata checklist entry.

E-Flora BC: Verbena bracteata atlas page.

CalPhotos: Verbena bracteata photos.

USDA Plants: Verbena bracteata information.

32 photographs:
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