Convolvulus pterygocaulos Steud. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Solanales family Convolvulaceae genus Merremia species Merremia pterygocaulos Name Homonyms Convolvulus pterygocaulos Steud. ex Choisy Convolvulus pterygocaulos Steud.