Dioscorea laxiflora var. cissifolia Uline Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Dioscoreales family Dioscoreaceae genus Dioscorea species Dioscorea laxiflora Name Homonyms Dioscorea laxiflora var. cissifolia Uline ex R.Knuth Dioscorea laxiflora var. cissifolia Uline