Porothamnium undulatulum (Müll.Hal.) M.Fleisch. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Bryophyta class Bryopsida order Hypnales family Neckeraceae genus Porotrichum species Porotrichum korthalsianum Name Homonyms Porothamnium undulatulum (Müll.Hal.) M.Fleisch. Porothamnium undulatulum (Müll.Hal.) M.Fleisch. ex Broth.