Swainsona purpurea (A.T.Lee) JoyThomps. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Fabales family Fabaceae genus Swainsona species Swainsona purpurea Name Homonyms Swainsona purpurea (A.T.Lee) Joy Thomps. Swainsona purpurea (A.T.Lee) JoyThomps.