332 



NATURAL HISTORY OF PLANTS. 



introrse anther dehiscing by a single longitudinal cleft. The fila- 

 ments are petaloid and incurved in the bud in such a manner as to 

 carry the anthers under the projection of the style, where they 



Napoleona imperialis. 



Fiff. 329. Floriferous branch. 



Fig. 330. Bud. 



Fig. 333. Long. sect, of androeciuni 

 and gynsecium (f). 



Fig. 331. Bud with 

 calyx removed. 



Fig. 332. Long. sect, of flower. 



remain fixed for some time.^ "Within the androecium is a circular 

 glandular disk which surrounds the ovary. The latter is imbedded 

 in the cavity of the receptacle, and hollowed into five oppositipeta- 

 lous cells, surmounted by a short and thick style, soon dilated to a 



^ There is here a sort of hollow in the style disengaged by cutting the head of the style 

 to receive the anther in the bud. This is easily transversely. 



