Physarum schumacheri f. compactum (Ehrenb.) Rostaf., 1874 Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Protozoa phylum Mycetozoa class Myxomycetes order Physarales family Physaraceae genus Physarum species Physarum citrinum Name Homonyms Physarum schumacheri var. compactum (Ehrenb.) Rostaf., 1876 Physarum schumacheri f. compactum (Ehrenb.) Rostaf., 1874 Physarum schumacheri var. compactum (Ehrenb.) Cooke, 1877