Crataegus calpodendron var. globosa (Sargent) E.J. Palmer
Crataegus calpodendron var. globosa (Sargent) E.J. Palmer is a synonym sensu FNA Ed. Comm., 2014 of:
Crataegus calpodendron (Ehrhart) Medikus, an accepted species name sensu FNA Ed. Comm., 2014.