THE LIFE HISTORY OF FERNS 



Kg. 8. 



Fig. 6. 



Fig. 1. 



Fig. 2. 



F%. 7. 

 Sjnon SpoFangUm 



thaf 



\ 



Sexual 



dpotpory 



TenvTlant 



Spot 



I 



lialU 



\ 



ProthaUaa 



I teottes Plant 



Fig. 8. 



Fig. I. Aposporous growths first observed on A.f.f. Clarissima (magnified). 



Fig. 2. Growths of following year, and subsequently, markedly different, 



but yet producing prothalli on similar lines. 



Figs. 3-8 show the normal life cycle (Fig. 3), and variations of same 

 and practically explain themselves. 



