Cladonia arbuscula subsp. squarrosa (Wallr.) Rouss Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Fungi phylum Ascomycota class Lecanoromycetes order Lecanorales family Cladoniaceae genus Cladonia species Cladonia arbuscula Name Homonyms Cladonia arbuscula subsp. squarrosa (Wallr.) Ruoss Cladonia arbuscula subsp. squarrosa (Wallr.) Rouss