15° 



THE LIVING CYCADS 



leaflets. There are usually six or eight ovules on each 

 sporophyll. 



91 



Figs. 85-91. — Series of female sporophylls, showing reduction from 

 the leafy condition to the reduced sporophyll of the most compact cone: 

 Fig. 85, Cycas revohUa; Fig. 86, Cycas circinalis; Fig. 87, Cycas media; 

 Fig. 88, Diocyn edide; Fig. 89, Dioon spinulosum; Fig. 90, Macrozaviia 

 Miqticlii; Fig. gi, Zatnia foridana. 



