Sium carsonii Durand Dataset GBIF Backbone Taxonomy Rank SPECIES Published in Manual (ed. 5), 196, 196, 1867 Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Apiales family Apiaceae genus Sium species Sium suave Name Homonyms Sium carsonii Durand ex A.Gray Sium carsonii Durand