[AUGUST , 
BOTANICAL GAZETTE 
6 
 . 
Bf 
a: 
cg. 
be 
b 
BS 
+: 
4 
E 
AG 
obo 
, 
fig. 12, longitudinal section of mature wood 
showing apparently compound nature of the large ray at th 
Fics. 12-14.—Dioon spinulosum: 
e upper portion, the bundle 
crystals; fig. 13, longitudinal radial section; fig. 14, transverse section; all X 
25. 
