238 INDUSTRIAL PLANTS 
Fibers somewhat similar to those of the coconut husk 
form a network through the pulp of the sponge cucumber 
(Fig. 225). These when removed from the ripe fruit form 
¢ | 
“i A 
Lf HE 
i 
A B 
Fic. 223, I1.—Rattans. Flowering and fruiting top (Calamus adspersus). 
A, seed. B, same, cut vertically. C, flower-cluster sheath (of C. 
Bangka). (Blume.) 
the “vegetable sponge’? which druggists sell for bathing pur- 
poses. In Japan it is used also in the manufacture of hats, 
as stuffing for saddles, etc. 
