Tribulus sericeus subsp. humifusus Andersson Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Zygophyllales family Zygophyllaceae genus Tribulus species Tribulus cistoides Name Homonyms Tribulus sericeus var. humifusus Andersson Tribulus sericeus subsp. humifusus Andersson