Penstemon floridus var. austinae (Eastw.) N.H.Holmgren Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Lamiales family Plantaginaceae genus Penstemon species Penstemon floridus Name Homonyms Penstemon floridus var. austinae (Eastw.) N.H.Holmgren Penstemon floridus subsp. austinae (Eastw.) D.D.Keck