Lactuca quercina subsp. stricta (Waldst. & Kit.) Hayek Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Lactuca species Lactuca quercina Name Homonyms Lactuca quercina subsp. stricta (Waldst. & Kit.) Hegi Lactuca quercina subsp. stricta (Waldst. & Kit.) Hayek