EMERGENCY FOOD PLANTS AND POISONOUS PLANTS 15-16 



tity first. If immediate intense pain results, this means the 

 presence of microscopic stinging crystals. Among the palms 

 it is chiefly in the fruits of Caryota and Arenga that these 

 intensely irritating stinging crystals occur, and one should 

 never attempt to eat the fruits of these particular palms 

 (par. 16d). 



Ohach ''^z. 



Figure 10. — Sago palm (Metroxylon) . 

 ■ 16. Specific Palms. — a. Sago palm (Metroxylon). — This 

 palm is found chiefly in fresh-water swamps and is one of 

 the very few palms growing in such places. The tree is 



19 



