Ptilagrostis tianschanica Krasn. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Stipa species Stipa tianschanica Name Homonyms Ptilagrostis tianschanica Krasn. ex Roshev. Ptilagrostis tianschanica Krasn.