TAXONOMY 



33 



Aletris N.F. Rhizome and roots Aletris farinosa 



Helonias N.F. Rhizome and roots Chamaelirium 



luteum 



North America 

 Eastern United 



States 

 Eastern United 



States 



Dioscoreacece or Yam Family. Herbs or shrubs with twining stems 

 arising from large tuberous roots or knotted rootstocks. Leaves 

 ribbed and netted-veined. Flowers small, dioecious, regular, 

 having a six-cleft calyx-like perianth, six stamens and a three- 

 celled ovary. Fruit usually a membranous three-angled or winged 

 capsule. 



Official drug 



Dioscorea N.F. 



Part used 

 Rhizome 



Botanical name 

 Dioscorea villosa 



Habitat 



United States 



