Genus = Achillea,
Displaying matches 1 - 2 of 2.
|Achillea millefolium (common yarrow, milfoil)
(= Achillea millefolium in Flora of the Pacific Northwest)
Aromatic perennial from a rhizome, 1-10 dm. tall.
Distribution: Both sides of the Cascades in Washington, from the coast to the alpine; circumboreal; widespread throughout North America.
Habitat: Common in open, dry to somewhat moist areas from low to high elevations; tolerant of disturbance.
|Achillea ptarmica (sneezeweed, pearl yarrow)
(taxon is not treated in Flora of the Pacific Northwest)
Non-aromatic perennial, 3-10 dm. tall, short-hairy throughout.
Distribution: Introduced in Washington to Montana, and northeastern United States
Habitat: Occasionally escaped from cultivation
WA Native Plant Society