Metzgeria jackii var. subnuda Schiffn. Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Marchantiophyta class Jungermanniopsida order Metzgeriales family Metzgeriaceae genus Metzgeria species Metzgeria convoluta Name Homonyms Metzgeria jackii var. subnuda Schiffn.