Verrucaria nigrescens var. subleprosa Wedd. Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Fungi phylum Ascomycota class Eurotiomycetes order Verrucariales family Verrucariaceae genus Verrucaria species Verrucaria nigrescens Name Homonyms Verrucaria nigrescens var. subleprosa Wedd.