Tetrastemma Diels ex H.Winkl. Dataset GBIF Backbone Taxonomy Rank GENUS Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Magnoliales family Annonaceae genus Uvariopsis Name Homonyms Tetrastemma Ehrenberg, 1831 Tetrastemma Diels Tetrastemma Diels ex H.Winkl.