Stipa joannis subsp. penicillifera (Pacz.) Lavrenko Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Stipa species Stipa pennata Name Homonyms Stipa joannis subsp. penicillifera (Pacz.) Lavrenko