Physarum nucleatum var. florigerum (Meyl.) Kowalski, 1975 Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Protozoa phylum Mycetozoa class Myxomycetes order Physarales family Physaraceae genus Physarum species Physarum florigerum Name Homonyms Physarum nucleatum var. florigerum (Meyl.) Kowalski, 1975