Alsinastrum americanum (Pursh) Torr. & A.Gray Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Malpighiales family Elatinaceae genus Elatine species Elatine americana Name Homonyms Alsinastrum americanum (Pursh) Torr. & A.Gray ex Rupr. Alsinastrum americanum (Pursh) Torr. & A.Gray