Plectronia velutina Conrath Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Gentianales family Rubiaceae genus Afrocanthium species Afrocanthium gilfillanii Name Homonyms Plectronia velutina Conrath ex Burtt Davy Plectronia velutina Conrath