CHAP. IV. PONTEDERIA. 187 



ones." On the other hand, he says that in all the 

 mature flowers, " the style was as long at least as 

 the longer stamens ; " " whilst in the young flowers it 

 was intermediate in length between the two sets of sta- 

 mens;" and if this be so, the species can hardly be 

 heterostyled. 



