EMERGENCY FOOD PLANTS AND POISONOUS PLANTS 



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/. Buck yam (Dioscorea pentaphylla) . — This is a climbing, 

 twining vine, the leaves usually with five parts, the stems 

 smooth or with short scattered spines. It is sometimes cul- 

 tivated, but more commonly found wild in thickets. Some- 

 times there are small bulbs in the leaf axils. The yams vary 

 in shape and are usually not very large. Tliey may be 

 eaten boiled or roasted. Local names: Ubi-pdsir, uhi-sunda. 



Figure 25. — ^Wild yam {Dioscorea hispida) . 



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