Table h» — Fungi found causing decay in each tree species, classified 



as white or brown rots and within each class, listed in 



order of their production 



of that rot; also the 



percentage 



of total cull caused by each fungus; 



and the percent of 



its decay occurring 



as incipient and 



as typical 



decay. 







WHITE 



ROTS 















: Study : 



Total: 



Total: 



Stage 



of 



Tree species and fungi 





: trees : 



white : 



cubic: 



decay 



found 







: infected: 



rot : 



cull : 



Incip, 



:Typ. 







No. Pet. 



Pet. 



Pet. 



Pet. 



Pet. 



Sitka spruce: 















Fomes pini (Thore ex Fr.) Karst. 



11 U.7 



52.5 



8.6 



2ii 



76 



Armillaria mellea (Vahl.) Quel. 



12 5.2 



27.2 



U.ll 



hh 



56 



Fomes annosus (Fr.) Cke. 





3 1.3 



6.7 



1.1 



10 



90 



Merulius sp. 





1 O.li 



5.1 



0.8 







100 



Fomes nigrolimitatus (Rom.) 















Egelund 





1 O.ii 



5.0 



0.8 



5 



95 



Unknown white rots 





6 2.6 



3.6 



0.6 



iiii 



56 



Totals 





31 13.1 100. 



16.3 



27 



73 



Western hemlock: 













Armillaria mellea 





hi 20.il 



lil.5 



25.9 



h^ 



55 



Fomes annosus 





51 22.2 



32.8 



20.5 



29 



71 



Pholiota adiposa (Batsch ex 



Fr.) 













Kummer. 





13 5.7 



IU.3 



9.0 



28 



72 



Fomes robustus Karst. 





7 3.0 



7.7 



ii.8 



28 



72 



Fomes pini 





2 0.9 



1.6 



1.0 



• 20 



80 



Fomes applanatus (Pers. ex Fr. ) 













Gill. 





3 1.3 



1.5 



0.9 



i;8 



52 



Unknown white rots 





2 0.9 



0.6 



O.ii 



35 



65 



Totals 





117 50.9 100. 



62.5 



36 



6ii 



Western redcedar: 















Poria albipellucida Baxter 





35 35.7 



hS.^ 



iili.6 



77 



23 



Poria weirii Murr, 





35 35.7 



I4I.I4 



ii0.6 



7ii 



26 



Poria ferrugineofusca Karst. 





1 1.0 



3.0 



2.9 



69 



31 



Unknown white rots 





17 17.3 



10.1 



9,9 



97 



3 



Totals . 





85 86.7 



100. 



98.0 



77 



23 



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