Xanthidium antilopaeum f. polymazum (Nordst.) Petlovany, 2015 Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Plantae phylum Charophyta class Conjugatophyceae order Desmidiales genus Xanthidium species Xanthidium antilopaeum Name Homonyms Xanthidium antilopaeum var. polymazum Nordst. Xanthidium antilopaeum var. polymazum (Nordst.) O.A.Petlovany Xanthidium antilopaeum f. polymazum (Nordst.) Petlovany, 2015