Sium graecum L. Dataset GBIF Backbone Taxonomy Rank SPECIES Published in L. (1753). In: Sp. Pl. 252. Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Apiales family Apiaceae genus Bonannia species Bonannia graeca Name Homonyms Sium graecum Guss. ex Spreng. Sium graecum L. Sium graecum Guss. Sium graecum Lour.