Pontederia cordata var. lancifolia (Muhl.) Morong Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Commelinales family Pontederiaceae genus Pontederia species Pontederia cordata Name Homonyms Pontederia cordata var. lancifolia (Muhl.) Morong Pontederia cordata var. lancifolia (Muhl.) Torr. Pontederia cordata var. lancifolia (Muhlenberg ex Elliott) L.B.Case