Crataegus calycina subsp. curvisepala (Gams) Franco in Feddes Repert. 79: 39. 1968 Crataegus calycina subsp. curvisepala (Gams) Franco in Feddes Repert. 79: 39. 1968Taxon for this nameCrataegus calycina subsp. curvisepala (Gams) Franco in Feddes Repert. 79: 39. 1968