Vallisneria spiralis subsp. subulispatha Makino Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Alismatales family Hydrocharitaceae genus Vallisneria species Vallisneria nana Name Homonyms Vallisneria spiralis var. subulispatha Makino Vallisneria spiralis subsp. subulispatha Makino