Calochortus superbus var. pratensis Purdy Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Liliales family Liliaceae genus Calochortus species Calochortus superbus Name Homonyms Calochortus superbus var. pratensis Purdy ex J.T.Howell Calochortus superbus var. pratensis Purdy