Page author: David Giblin
Teucrium canadense
western germander

Distribution: East of the Cascades in Washington; throughout the United States and adjacent portions of Canada and Mexico.

Habitat: Stream banks and moist bottom lands, mostly at low elevations.

Flowers: June-August

Origin: Native

Growth Duration: Perennial

Conservation Status: Not of concern


Perennial herbs from rhizomes, the solitary stems erect, square, 2-10 dm. tall, hairy throughout.


Leaves opposite, the lower early-deciduous, the others short-petiolate, the blades serrate, lance-ovate to lance-oblong, 3-10 cm. long and 1-4 cm. wide.


Inflorescence a spike-like raceme 5-20 cm. long, with slender bracts under 1 cm. long; calyx 5-7 mm. long, the 3 upper teeth deltoid, the 2 lower longer and awl-shaped; corolla purplish, 11-18 mm. long, cleft between the two upper lobes to the mouth of the calyx, appearing to have one large, rounded upper lobe and two pairs of lateral, small, pointed lobes; stamens 4, exerted, the lower pair the longer; style 2-parted; ovary 2-celled, superior.


Fruit of 4 nutlets which are laterally attached and almost completely united.

Accepted Name:
Teucrium canadense L.

Synonyms & Misapplications:
(none provided)
var. occidentale – Germander
Additional Resources:

PNW Herbaria: Specimen records of Teucrium canadense in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Teucrium canadense checklist entry.

E-Flora BC: Teucrium canadense atlas page.

CalPhotos: Teucrium canadense photos.

USDA Plants: Teucrium canadense information.

16 photographs:
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