Stachys
betony, hedge-nettle, woundwort
6 species
1 subspecies and varieties
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Stachys arvensisfield hedge-nettle, staggerweed
Distribution: West of the Cascades in Washington near Seattle and Bellingham; British Columbia south to California; Gulf Coast and northeastern U.S.
Habitat: Weed in disturbed areas.
Origin: Introduced
Flowers: April-June
Stachys byzantina
Origin: Introduced
Stachys cooleyaeCooley's hedge-nettle
Distribution: Occurring on both sides of the Cascades crest in Washington; Alaska to California.
Habitat: Forest understory, openings, and margins from low to moderate elevations in the mountains; often where moist.
Origin: Native
Flowers: June-August
Stachys mexicanaMexican 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.
Origin: Native
Flowers: June-August
Stachys pilosamarsh betony, swamp hedge-nettle
Distribution: Occurring chiefly east of the Cascades crest in Washington; widely distributed throughout most of North America except extreme southeastern U.S. and northeastern Canada.
Habitat: Swamps, marshes, wetlands and riparian areas.
Origin: Native
Flowers: June-August
var. pilosa – marsh betony, swamp hedge-nettle
Stachys rigidarigid hedge-nettle
Distribution: Scattered locations mostly west of the Cascades in Washington; south to California and adjacent Nevada.
Habitat: Stream banks and moist bottom lands, mostly at low elevations.
Origin: Native
Flowers: July-August