Simira rubescens (Benth.) Bremek. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Gentianales family Rubiaceae genus Simira species Simira rubescens Name Homonyms Simira rubescens (Benth.) Bremek. ex Steyerm. Simira rubescens (Benth.) Bremek.