Sanguisorba officinalis subsp. microcephala (C. Presl) Calder & Roy L. Taylor
Sanguisorba officinalis subsp. microcephala (C. Presl) Calder & Roy L. Taylor is a synonym sensu FNA Ed. Comm., 2014 of:
Sanguisorba officinalis Linnaeus, an accepted species name sensu FNA Ed. Comm., 2014.