268 



COBDAITEAE 



[CH. 



,^S5^ 



x..bs-*r' ^>*-.T~ " 





I^G. 481. A, B, Cordaianthus Grand' Evryi, ovule showing apex of nucellus, B, 

 with microspores, p; pc, pollen chamber ; b, beak of nunelliis; v, vascular 

 bundle. C, transverse section of flower-bud with ovules, a, b. D, Cordaiantlms 

 Williamsoni, longitudinal section; a — c ovules; s, spaces; n, nucellus, 

 B, Gordaianthus Zeilleri, transverse section showing four large ovules and one 

 aborted ovule {a); v, vascular bundle. F, transverse section of male flower ; 

 m, microsporangia. (From photographs supplied by Prof. Bertrand.) 



