Psychotria simplex (K.Krause) DeWild. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Gentianales family Rubiaceae genus Chassalia species Chassalia simplex Name Homonyms Psychotria simplex (K.Krause) De Wild. Psychotria simplex (K.Krause) DeWild.