40 



THE LARCH CANKER 



same cushions as very young apothecia. They consist of 

 a ramifying series of cavities nearly filled with hyphae 



D 





Pig. 18. — Dasysajpha calijcinn, re])i-oductive organs : a, asci and 

 ]) iraphyses ( x 430) ; a, ascus ; p, para)jhysis ; b, spermogonia ( x 430) ; c, 

 spermogonia, showing escape of sperniatia ( x 430) ; D, spermatia ( x 1,000). 



radiating towaixls the centre. These fine hyphae abstract 

 from their apices numerous spermatia, small shghtly elon- 

 gated cells (about 1"5 X 1/^), which remain for a consider- 



