Bryum caespiticium var. laxum Warnst. Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Bryophyta class Bryopsida order Bryales family Bryaceae genus Gemmabryum species Gemmabryum caespiticium Name Homonyms Bryum caespiticium var. laxum Warnst. Bryum caespiticium var. laxum Hook. & Wilson Bryum caespiticium f. laxum Podp.