Arum maculatum f. flavescens Melzer Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Alismatales family Araceae genus Arum species Arum maculatum Name Homonyms Arum maculatum var. flavescens Melzer ex Janch. Arum maculatum var. flavescens Melzer Arum maculatum f. flavescens Riedl