IN ORCHIDEiTi: AND ASCLEPIADEiE. 543 



stigma, regarded by liim as the filaments of his supposed 

 aiithera. • 



The central pentangular body he considers as the stigma, 

 but he has no observations on the mode in which the 

 l)ollen is a])plied to it. 



And lastly. His original statement respecting the grains 

 of j)ollen is so far modified, that lie now believes them to 

 be in the early stages without tubes or hoijnu.r, whir-h, 

 according to him, make their appearance at the period of 

 impregnation. 



