Radula cordovana J.B.Jack ex Steph. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Marchantiophyta class Jungermanniopsida order Porellales family Radulaceae genus Radula species Radula mexicana Name Homonyms Radula cordovana J.B.Jack ex Steph. Radula cordovana J.B.Jack