Rubia cordifolia subsp. pubescens Nakai Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Gentianales family Rubiaceae genus Rubia species Rubia alata Name Homonyms Rubia cordifolia var. pubescens Nakai Rubia cordifolia subsp. pubescens Nakai