Swainsona similis JoyThomps. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Fabales family Fabaceae genus Swainsona species Swainsona similis Name Synonyms Swainsona parviflora var. vestita C.T.White & W.D.Francis Homonyms Swainsona similis Joy Thomps. Swainsona similis JoyThomps.