THE AFRICAN CYCADS 



43 



servatories and botanical gardens it becomes quite 

 different from' the wild form is also apparent. In both 

 Australian and African gardens Stangeria produces 

 leaves and cones more freely than in the field, so that 

 the cultivated specimens become much larger and more 



Fig. 17. — Stangeria paradoxa, near Mtunzini, Zululand, South 

 Africa. 



beautiful. In the field Stangeria presents two forms, 

 one growing on the open grass veldt and the other in the 

 shade of bushes or trees, the shaded form being much 

 larger and resembling more nearly the cultivated speci- 

 mens. I dug up several specimens from the grass veldt 

 and sent them to the University of Chicago, where, after 

 five years of the usual unnatural conditions, they are 



