44^ 



OPHIOGLOSSALES 



Kic. 241. 



Botrychiuin Liinati.i, S\v. a=^foria normalis, Koeper. /> var. incfsa, Alilde. 

 c = var. s-ubiiicisa, Keeper. All of natural size. ^=part of the fertile spike, with open 

 sporangia, enlarged. c = two open sporangia somewhat bent asunder, to show their 

 attachment, enlarged. From Luersson in Rabenhorst's Krypt. Flora. 



development of the fertile region have been described, even up to 

 its complete replacement by a sterile structure quite like the normal 

 sterile leaf: this will rank as " phyllody." But, on the other hand, it is 



