Cassia usambarensis Taub. ex Engl. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Fabales family Fabaceae genus Chamaecrista species Chamaecrista usambarensis Name Homonyms Cassia usambarensis Taub. Cassia usambarensis Taub. ex Engl.