As classified in WFO snapshot
December 2023
Warning: older classification
variety
Sium latifolium var. grandifolium
N.Coleman
This variety name was first published in Cat. Fl. Pl. S. Peninsula Michigan 17. 1874 Kent. Sci. Inst., Misc. Publ 2
This variety name has been reclassified since this snapshot. Its current preferred usage is a synonym .