Red Alder

 Armillaria cepistipes
(Armillaria Root Disease)

Armillaria gallica
(Armillaria Root Disease)

Armillaria nabsnona
(Armillaria Root Disease)

Armillaria ostoyae
(Armillaria Root Disease)

Armillaria sinapina
(Armillaria Root Disease)

Chondrostereum purpureum
(Silver Leaf Disease)

Didymosphaeria oregonensis
(Rough Bark of Alder)

Fomes fomentarius
(White Spongy Trunk Rot)

Fomitopsis pinicola
(Brown Crumbly Rot)

Ganoderma applanatum
(White Mottled Rot)

Gleophyllum sepiarium
(Brown Cubical Sap Rot)

Heterobasidion annosum
(Annosus Root and Butt Rot)

Hypoxylon mammatum
(Hypoxylon Canker)

Inonotus obliquus
(Sterile Conk Trunk Rot of Birch)

Nectria cinnabarina
(Nectria Canker)

Perenniporia subacida
(Stringy Butt Rot)

Phellinus igniarius
(Hardwood Trunk Rot)

Phellinus pini
(Red Ring Rot)

Stereum sanguinolentum
(Red Heart Rot)