Lactuca scariola f. virosa (L.) Rouy, 1905 Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Lactuca species Lactuca virosa Name Homonyms Lactuca scariola subsp. virosa (L.) Bonnier & Layens Lactuca scariola subsp. virosa (L.) Rouy Lactuca scariola subsp. virosa (L.) Maire & Petitm.