Physarum vernum var. iridescens G.Lister, 1919 Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Protozoa phylum Mycetozoa class Myxomycetes order Physarales family Physaraceae genus Physarum species Physarum vernum Name Homonyms Physarum vernum var. iridescens G.Lister, 1919 Physarum vernum iridescens G.Lister, 1919