Coffea congensis var. oubanghensis Pierre Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Gentianales family Rubiaceae genus Coffea species Coffea congensis Name Homonyms Coffea congensis var. oubanghensis Pierre ex De Wild. Coffea congensis var. oubanghensis Pierre Coffea congensis var. oubanghensis Pierre ex DeWild.