black stain root disease
Ophiostoma wageneri (Goheen & F.W. Cobb) T.C. Harr.

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    Symptoms (23)
    Sign (4)
    Infestation (1)

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    USDA Forest Service - Ogden Archive (11)
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Image Descriptor Description
5495043 Symptoms resinosis on the lower stem of an infected tree
1137023 Symptoms
2250029 Symptoms stained wood of Douglas-fir
1467158 Symptoms vascular discoloration
1137024 Symptoms Tangential surface of stained sapwood in lower bole.
2250056 Symptoms stained roots of Douglas-fir
1137025 Symptoms Transverse surface of stained sapwood in lower bole.
1467153 Symptoms
1137021 Symptoms
1467155 Symptoms
1467020 Symptoms
1467154 Symptoms
1137022 Symptoms
1467019 Symptoms
5367198 Symptoms Black stain (Leptographium wageneri) fungus on the root of a pinyon pine.
5367199 Symptoms Black stain (Leptographium wageneri) fungus under the bark of a pinyon pine
5367200 Symptoms Black stain (Leptographium wageneri) fungus on the root of a pinyon pine.
5367201 Symptoms Pinyon pine showing severe symptoms of infection with black stain (Leptographium wageneri) fungus.
1241696 Symptoms Blackstain pattern in wood. Blackstain in pinon sapwood just under the cambium.
2139062 Symptoms
1467156 Sign
1467018 Infestation
1467157 Sign vascular discoloration
1467159 Sign vascular discoloration
1467160 Sign hyphae
1241695 Symptoms Pinon pines killed by blackstain root disease.
1241697 Symptoms Blackstain pattern in wood. Stain follows annual rings and is restricted to sapwood.
2250055 Symptoms stained wood in roots planted trees

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