!Dioscorea floribunda Dioscorea floribunda, also known as Kham alu, is a medicinal plant. This is a torpical climber with underground tubers and bulbils. The tubers yields diosgeninan alkalloid used in pharmaceuticals. Propagation is through pieces of tubers and bulbils. Farming of this species is profitable . Inter cropping is also possible. Production from first year.