Netrium digitus f. rhomboideum (Grönblad) Kossinskaja Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Plantae phylum Charophyta class Zygnematophyceae order Zygnematales family Mesotaeniaceae genus Netrium species Netrium digitus Name Homonyms Netrium digitus var. rhomboideum Grönblad, 1920 Netrium digitus f. rhomboideum (Grönblad) Kossinskaja