Diseases: 



Annosus root disease 

 Armillaria root disease 

 Black stain root disease 



* Dogwood anthracnose 

 Douglas-flr dwarf mistletoe 



* Dutch elm disease 

 Laminated root rot 

 Larch dwarf mistletoe 

 Lodgepole pine dwarf mistletoe 



* Melampsora leaf rust (hybrid poplar) 



Mountain hemlock dwarf mistletoe 



* Port-Orford-cedar root disease 

 Schweinitzii root and butt rot 

 Swiss needle cast 

 Tomentosus root rot 



Western dwarf mistletoe (ponderosa pine) 

 Western hemlock dwarf mistletoe 

 White fir dwarf mistletoe 



* White pine blister rust 



Insects: 



* Balsam woolly adelgid 

 Douglas-fir beetle 

 Douglas-fir engraver 

 Douglas-fir tussock moth 

 Fir engraver 



Forest tent caterpillar 



* Gypsy moth (European or Asian) 

 Hemlock looper 



Hemlock sawfly 

 Madrone leafminer 

 Mountain pine beetle 

 Oak looper 

 Pandora moth 

 Ponderosa pine cone beetle 



* Satin moth 



Sitka spruce weevil 

 Spruce beetle 

 Western pine beetle 

 Western spruce budworm 



Heterobasidion annosum 

 Armillaria ostoyae 

 Leptographium wagneri 

 Discula destructiva 

 Arceuthobium douglasii 

 Ophiostoma ulmi 

 Phellinus weirii 

 Arceuthobium laricis 

 Arceuthobium americanum 

 Melampsora larici-popultna, 



M. medusae f.sp. deltoidae 

 Arceuthobium tsugense f.sp. 



mertensianae 

 Phytophthora lateralis 

 Phaeolus schweinitzii 

 Phaeocryptopus gaumannii 

 lonotus tomentosus 

 Arceuthobium. campylopodum 

 Arceuthobium tsugense f.sp. tsugense 

 Arceuthobium abietinum f.sp. concoloris 

 Cronartium ribicola 



Adelges piceae 

 Dendroctonus pseudotsugae 

 Scolytus unispinosus 

 Orgyia pseudotsugata 

 Scolytus ventralis 

 Malacosoma disstria 

 Lymantria dispar 

 Lambdtnajiscellaria lugubrasa 

 Neodiprion tsugae 

 Marmara arbutiella 

 Dendroctonus ponderosae 

 Lambdinajiscellaria 

 Coloradia pandora 

 Conophthorus ponderosae 

 Leucoma salicis 

 Pissodes sitchensis 

 Dendroctonus rufipennis 

 Dendroctonus breuicomis 

 Choristoneura occidentalis 



tendix A — 89 



