Physarum cinereum var. obovaum Alb. & Schwein., 1805 Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Protozoa phylum Mycetozoa class Myxomycetes order Physarales family Physaraceae genus Physarum species Physarum cinereum Name Homonyms Physarum cinereum var. obovaum Alb. & Schwein., 1805 Physarum cinereum obovaum Alb. & Schwein., 1805