Ophiorrhiza japonica subsp. kuroiwae Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Gentianales family Rubiaceae genus Ophiorrhiza species Ophiorrhiza kuroiwae Name Homonyms Ophiorrhiza japonica var. kuroiwae (Makino) Ohwi Ophiorrhiza japonica subsp. kuroiwae