Page authors: David Giblin, Don Knoke
Stachys mexicana
Mexican hedge-nettle

Distribution: Occurring on both sides of the Cascades crest in Washington; Alaska south to California.

Habitat: Forest understory, openings, and margins, often where moist.

Flowers: June-August

Origin: Native

Growth Duration: Perennial

Conservation Status: Not of concern


Perennial herbs from rhizomes, the square, simple stems 3-8 dm. tall, with long, spreading hairs.


Leaves opposite, pubescent on both sides with long, straight hairs, long-petiolate, gradually reduced upward, the blades narrowly deltoid-ovate to cordate-ovate, 6-15 cm. long and 2.5-8 cm. wide, with coarse, rounded teeth.


Inflorescence a series of verticels in the upper leaf axils, the leaves reduced upward to small bracts; calyx 5-9 mm. long, pubescent with long, spreading hairs, the 5 teeth broadly triangular, much shorter than the tube; corolla two-lipped, pink to purplish-pink, the tube 8-13 mm. long, the upper lip hood-like, enclosing the 4 stamens, the lower lip 8-14 mm. long, spreading, 3-lobed, the central lobe much the larger, the tube with an internal ring of hairs; style 2-parted; ovary 2-celled, superior.


Nutlets 4

Accepted Name:
Stachys mexicana Benth.
Publication: Labiat. Gen. Spec. 541. 1834.

Synonyms & Misapplications:
(none provided)
Additional Resources:

PNW Herbaria: Specimen records of Stachys mexicana in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Stachys mexicana checklist entry.

E-Flora BC: Stachys mexicana atlas page.

CalPhotos: Stachys mexicana photos.

USDA Plants: Stachys mexicana information.

20 photographs:
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