Calamagrostis diffusa (Keng) P.C.Kuo & S.L.Lu Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Calamagrostis species Calamagrostis diffusa Name Homonyms Calamagrostis diffusa (Keng) Keng f. Calamagrostis diffusa (Keng) P.C.Kuo & S.L.Lu ex J.L.Yang, 1988 Calamagrostis diffusa (Keng) P.C.Kuo & S.L.Lu