Wilberforcia Hook.f. Dataset GBIF Backbone Taxonomy Rank GENUS Published in Hooker's Icon. Pl. 8: t. 796 (1848) Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Solanales family Convolvulaceae genus Calycobolus Name Homonyms Wilberforcia Hook.f. ex Planch., 1848 Wilberforcia Hook.f.