Yucca glauca Nois. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Asparagales family Asparagaceae genus Yucca species Yucca glauca Name Homonyms Yucca glauca Nutt. Yucca glauca Nois. ex Sims, 1826 Yucca glauca Coville Yucca glauca Nois.