Calamagrostis varia var. acutiflora (DC.) K.Koch Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Calamagrostis species Calamagrostis acutiflora Name Homonyms Calamagrostis varia var. acutiflora (DC.) K.Koch ex Ducommun Calamagrostis varia var. acutiflora (DC.) K.Koch