Ptilagrostis dichotoma Keng Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Ptilagrostis species Ptilagrostis dichotoma Name Homonyms Ptilagrostis dichotoma Keng ex Tzvelev Ptilagrostis dichotoma Keng