Phragmites japonicus subsp. prostratus Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Phragmites species Phragmites karka Name Homonyms Phragmites japonicus var. prostratus (Makino) L.Liu Phragmites japonicus subsp. prostratus