Ceratodon purpureus f. arenicolous E.Bauer Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Plantae phylum Bryophyta class Bryopsida order Dicranales family Ditrichaceae genus Ceratodon species Ceratodon purpureus Name Homonyms Ceratodon purpureus f. arenicolous E.Bauer ex Podp. Ceratodon purpureus f. arenicolous E.Bauer