Sphagnum cavifolium var. contortum (Schultz) Warnst. Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Bryophyta class Sphagnopsida order Sphagnales family Sphagnaceae genus Sphagnum species Sphagnum contortum Name Homonyms Sphagnum cavifolium subsp. contortum (Schultz) Russow Sphagnum cavifolium var. contortum (Schultz) Warnst.