Achillea millefolium var. atrotegula B. Boivin
Achillea millefolium var. atrotegula B. Boivin is a synonym sensu Boivin, 1951 of:
Achillea borealis Bongard var. borealis, an accepted variety name sensu TROPICOS.
Achillea millefolium var. atrotegula B. Boivin is a synonym sensu Boivin, 1951 of:
Achillea borealis Bongard var. borealis, an accepted variety name sensu TROPICOS.