IN ORCHIDEjE and ASCLEPIADEiE. 543 



stigma, regarded by him as the filaments of his supposed 

 anthera. 



The central pentangular body he considers as the stigma, 

 but he has no observations on the mode in which the 

 pollen is applied to it. 



And lastly. His original statement respecting the grains 

 of pollen is so far modified, that he now believes them to 

 be in the early stages without tubes or hoyaux, which, 

 according to him, make their appearance at the period of 

 impregnation. 



