Convolvulus major Bubani, 1897 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Solanales family Convolvulaceae genus Calystegia species Calystegia sepium Name Homonyms Convolvulus major Nichols Convolvulus major Bubani, 1897 Convolvulus major Gilib. Convolvulus major Phillips