Achillea pacifica Rydberg
Achillea pacifica Rydberg is a synonym sensu FNA Ed. Comm., 2006a of:
Achillea borealis Bongard var. borealis, an accepted variety name sensu TROPICOS.
Achillea pacifica Rydberg is a synonym sensu FNA Ed. Comm., 2006a of:
Achillea borealis Bongard var. borealis, an accepted variety name sensu TROPICOS.