Achillea millefolium subsp. borealis (Bongard) Breitung
Achillea millefolium subsp. borealis (Bongard) Breitung is a synonym sensu FNA Ed. Comm., 2006a of:
Achillea borealis Bongard var. borealis, an accepted variety name sensu TROPICOS.
Achillea millefolium subsp. borealis (Bongard) Breitung is a synonym sensu FNA Ed. Comm., 2006a of:
Achillea borealis Bongard var. borealis, an accepted variety name sensu TROPICOS.