CONTENTS. 



Page. 



Introduction 7 



Wood of the red cedar 8 



General remarks on the diseases of the red cedar 8 



White rot of the red cedar {Poh/jtoriiajuniperimtx n. sp. ) 9 



Changes which the fungus causes in the wood 10 



The first form of decay 11 



The second form of decay 12 



The mycelium 13 



Progress of the disease 13 



The fruiting body 14 



Red rot, or pecky cedar {Poli/porns c(irnei(.'<) 16 



Changes which the fungus causes in the wood 16 



The mycehum 18 



The fruiting body 19 



General considerations 20 



Explanation of plates 22 



5 



