3&4 



NATURAL mSTOIiY OF PLANTS. 



inner faces of tlie sepals, while in the bottom of the sinuses between 

 tlioni are inserted the petals. Internal to these, a little lower down, 

 are inserted five superposed stamens ; there are also five others, 

 larirer, ])laced higher up, and superposed to the sepals, inserted in 



Qiiillaja Saponaria. 



Fig. 447. 

 Diagram. 



Fig. 445. 

 Hermaphrodite flower. 



Fio. 441. 

 Branch. 



Fig. 446. 

 Longitudinal section of hermaphrodite flower 



the little notches at the apices of the lobes of the disk. In both 

 sets each consists of a free tapering filament, infiexed in the bud, 

 and hearing a versatile, introrse, two-celled anther, dehiscing longi- 

 tudinally. In the centre of the flower the receptacle rises up into a 

 little cone,' bearing on its convexity five carpels superj)osed to the 



' The existence of this cone representing the that they appear united helow into a single 

 orgnnic apex of the receptacle, produces a very many-celled ovary, nearly as in Splrcea Lindley- 

 oblique insertion of the base of the carpels, so ana, and several allied species. 



