Guentheria Trevir. Dataset GBIF Backbone Taxonomy Rank GENUS Classification kingdom Plantae phylum Marchantiophyta class Marchantiopsida order Marchantiales family Corsiniaceae genus Corsinia Name Homonyms Guentheria Spreng. Guentheria L.C.Treviranus ex Leman, 1821 Guentheria Bleeker, 1862 Guentheria Miranda-Ribeiro, 1926 Guentheria Lallemand, 1963 Guentheria Trevir.