Thamnium alopecurum subsp. caucasicum Kindb. Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Bryophyta class Bryopsida order Hypnales family Neckeraceae genus Thamnobryum species Thamnobryum alopecurum Name Homonyms Thamnium alopecurum subsp. caucasicum Kindb.