Mastigobryum tenax Steph. ex Paris Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Marchantiophyta class Jungermanniopsida order Jungermanniales family Lepidoziaceae genus Acromastigum species Acromastigum tenax Name Homonyms Mastigobryum tenax Steph. Mastigobryum tenax Steph. ex Paris