Penstemon spectabilis Thurb. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Lamiales family Plantaginaceae genus Penstemon species Penstemon spectabilis Name Homonyms Penstemon spectabilis Thurb. ex Torr. & A.Gray Penstemon spectabilis Thurb.