if 



1907] 



CALD iVELL—MlCROCYCAS CALOCOMA 



^33 



$- 



Fig. II. — Two ox-ulate cones. 



^s 2.5-3.5=™ long and 1.75-2'='" broad. The nucellus forms an 



extremely thin layer closely adhering to the surface of the gameto- 

 phvte. 



