Samolus caulescens Willd. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Ericales family Primulaceae genus Samolus species Samolus valerandi Name Homonyms Samolus caulescens Willd. ex Schult. Samolus caulescens Willd.