Zygadenus glaberrimus Michx. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Liliales family Melanthiaceae genus Zigadenus species Zigadenus glaberrimus Name Homonyms Zygadenus glaberrimus Michx. Zygadenus glaberrimus Hook. & Arn.