246 On the Development of Cryptogamia and Phanerogamia. 

 COMPARATIVE TABLE. 



MUSCI. 



Archegonium 



oa 

 Sporangium. 



Nucleal Germ. 



PHANEROGAMIA. 



Ovarium. 



Placental Buil. 



j-j , r Primine. 



Sporular Envelope. Envdopes.= 1 ^^^««<^'«^- 

 ' L J^mbryo-sac. 



Embryonal Cell. 



Germinal Vesicle. 



Fertilized 

 Embryonal Cell 

 or Spore. RESTING 



Fertilized 

 Germinal Vesicle. 



STAGE. 



FILICES. 



Sporangium 



OR 



Theca. 



Axile Bud 

 or Spore. RESTING 

 ^ STAGE 



Pro-Embrj'o. 



Arcbegonial Cell. 



Fertilized 

 Archegonial Cell. 



Confervoid pro-Embr)'o. Confei-void Suspensor. Septate Cellular Process. 



Plumular Bud. 



Phyllary Axis. 



Radicle. 

 Plumule. RESTING 



STAGE. 



Phyllary Axis. 



Radicle. 

 Plumular Bud. 



Phyllary Axis. 



DESCRIPTIVE TABLE. 



