Crotalaria pycnocephala var. claessensii DeWild. Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Fabales family Fabaceae genus Crotalaria species Crotalaria mesopontica Name Homonyms Crotalaria pycnocephala var. claessensii De Wild. Crotalaria pycnocephala var. claessensii DeWild.