Panarctic Flora


861401b Achillea millefolium subsp. borealis (Bong.) Breitung


West Chukotka: Rare
East Chukotka: Rare
Western Alaska: Frequent
Northern Alaska - Yukon: Frequent
Central Canada: Scattered
Hudson Bay - Labrador: Scattered
Western Greenland: Rare
Eastern Greenland: Rare
Mid Arctic Tundra: Presence uncertain
Southern Arcti Tundra: Frequent
Shrub Tundra: Frequent
Bordering boreal or alpine areas: Frequent


2n= (1) 36 (4x). - Alaska, Canada (E). - Hedberg (1967); Packer and McPherson (1974).
(2) 54 (6x). - Alaska, Canada. - Several reports.

Geography: Amphi-Beringian - North American (N): RFE ALA CAN GRL.

Notes: The northern North American plants, both in Alaska and the Yukon Territory and in eastern Canada, seem to be morphologically closer to the North American subsp. lanuosa than to Eurasian plants of Achillea millefolium.

Higher Taxa