8 



Germination ot a Zygospore. — This takes place 

 after a period of rest — about six weeks — the inner 

 cellulose wall produces a single hypha, the outer 

 cuticularised wall being ruptured to allow its exit. 

 The hypha bears a sporangium which behaves in all 

 ways exactly the same as that borne by the ordinary 

 mycelium. 



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