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Ornamentals: Trees

Remove Filters: Vascular Wilts(X) 4 Sizes Available(X)

103 Images of 13 Subjects View Subject List View Image Descriptions View Thumbnails

103 Images    

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5492324
5492324

oak wilt
Ceratocystis fagacearum
Symptoms
Sandra Jensen

5492325
5492325

oak wilt
Ceratocystis fagacearum
Asexual Spore
Sandra Jensen

5492326
5492326

oak wilt
Ceratocystis fagacearum
Culture
Sandra Jensen

5491405
5491405

Verticillium wilts
Verticillium spp.
Asexual Spore
Molly Giesbrecht

5491406
5491406

Verticillium wilts
Verticillium spp.
Asexual Spore
Molly Giesbrecht

5479814
5479814

bacterial leaf scorch
Xylella fastidiosa
Symptoms
Elizabeth Bush

5479815
5479815

bacterial leaf scorch
Xylella fastidiosa
Symptoms
Elizabeth Bush

5479920
5479920

bacterial leaf scorch
Xylella fastidiosa
Symptoms
Elizabeth Bush

5479921
5479921

bacterial leaf scorch
Xylella fastidiosa
Symptoms
Elizabeth Bush

5458678
5458678

Dutch elm disease (novi-ulmi)
Ophiostoma novo-ulmi
Fruiting Bodies
Sandra Jensen

5458670
5458670

bacterial leaf scorch
Xylella fastidiosa
Symptoms
Sandra Jensen

5457963
5457963

Dutch elm disease (novi-ulmi)
Ophiostoma novo-ulmi
Fruiting Bodies
Sandra Jensen

5424419
5424419

bacterial leaf scorch
Xylella fastidiosa
Symptoms
John Hartman

5424420
5424420

bacterial leaf scorch
Xylella fastidiosa
Symptoms
John Hartman

5424421
5424421

bacterial leaf scorch
Xylella fastidiosa
Symptoms
John Hartman

5042052
5042052

ash yellows phytoplasma
Candidatus Phytoplasma fraxini
Symptoms
Joseph O'Brien

5424433
5424433

bacterial leaf scorch
Xylella fastidiosa
Symptoms
John Hartman

5411410
5411410

mimosa wilt
Fusarium oxysporum f.sp. perniciosum
Symptoms
Elizabeth Bush

5411363
5411363

mimosa wilt
Fusarium oxysporum f.sp. perniciosum
Symptoms
Elizabeth Bush

5411364
5411364

mimosa wilt
Fusarium oxysporum f.sp. perniciosum
Symptoms
Elizabeth Bush

2117025
2117025

bacterial leaf scorch
Xylella fastidiosa
Symptoms
Rebecca A. Melanson

2117027
2117027

bacterial leaf scorch
Xylella fastidiosa
Symptoms
Rebecca A. Melanson

2117024
2117024

bacterial leaf scorch
Xylella fastidiosa
Symptoms
Rebecca A. Melanson

2117023
2117023

bacterial leaf scorch
Xylella fastidiosa
Symptoms
Rebecca A. Melanson

2117028
2117028

bacterial leaf scorch
Xylella fastidiosa
Symptoms
Rebecca A. Melanson

2117029
2117029

bacterial leaf scorch
Xylella fastidiosa
Symptoms
Rebecca A. Melanson

2117031
2117031

bacterial leaf scorch
Xylella fastidiosa
Symptoms
Rebecca A. Melanson

2117026
2117026

bacterial leaf scorch
Xylella fastidiosa
Symptoms
Rebecca A. Melanson

2117030
2117030

bacterial leaf scorch
Xylella fastidiosa
Symptoms
Rebecca A. Melanson

2117022
2117022

bacterial leaf scorch
Xylella fastidiosa
Symptoms
Rebecca A. Melanson

5040068
5040068

oak wilt
Ceratocystis fagacearum
Symptoms
Joseph O'Brien

5408097
5408097

Dutch elm disease
Ophiostoma ulmi
Asexual Spore
Tamla Blunt

5408098
5408098

Dutch elm disease
Ophiostoma ulmi
Asexual Spore
Tamla Blunt

5252020
5252020

Dutch elm disease (novi-ulmi)
Ophiostoma novo-ulmi
Fruiting Bodies
Joseph O'Brien

5038074
5038074

oak wilt
Ceratocystis fagacearum
Symptoms
Joseph O'Brien

5037027
5037027

Verticillium wilts
Verticillium spp.
Symptoms
USDA Forest Service - Northeastern Area Archive

5005031
5005031

oak wilt
Ceratocystis fagacearum
Management
Ronald F. Billings

5383056
5383056

Dutch elm disease
Ophiostoma ulmi
Symptoms
Fabio Stergulc

5034061
5034061

oak wilt
Ceratocystis fagacearum
Equipment
Joseph O'Brien

5383217
5383217

laurel wilt
Raffaelea lauricola
Symptoms
Ronald F. Billings

5383221
5383221

laurel wilt
Raffaelea lauricola
Symptoms
James Johnson

5383222
5383222

laurel wilt
Raffaelea lauricola
Symptoms
James Johnson

5368683
5368683

Verticillium wilts
Verticillium spp.
Culture
Paul Bachi

5368586
5368586

Dutch elm disease
Ophiostoma ulmi
Sign
Paul Bachi

5368587
5368587

Dutch elm disease
Ophiostoma ulmi
Sign
Paul Bachi

5368588
5368588

Dutch elm disease
Ophiostoma ulmi
Sign
Paul Bachi

5368589
5368589

Dutch elm disease
Ophiostoma ulmi
Sign
Paul Bachi

5383171
5383171

mimosa wilt
Fusarium oxysporum f.sp. perniciosum
Symptoms
Elizabeth Bush

5383163
5383163

bacterial leaf scorch
Xylella fastidiosa
Symptoms
Elizabeth Bush

5383164
5383164

bacterial leaf scorch
Xylella fastidiosa
Symptoms
Elizabeth Bush

5383165
5383165

bacterial leaf scorch
Xylella fastidiosa
Symptoms
Elizabeth Bush

5383166
5383166

bacterial leaf scorch
Xylella fastidiosa
Symptoms
Elizabeth Bush

5383177
5383177

southern blight
Sclerotium rolfsii
Symptoms
Elizabeth Bush

5383178
5383178

southern blight
Sclerotium rolfsii
Symptoms
Elizabeth Bush

5383180
5383180

southern blight
Sclerotium rolfsii
Culture
Elizabeth Bush

5383181
5383181

southern blight
Sclerotium rolfsii
Culture
Elizabeth Bush

5383172
5383172

mimosa wilt
Fusarium oxysporum f.sp. perniciosum
Symptoms
Elizabeth Bush

5383167
5383167

mimosa wilt
Fusarium oxysporum f.sp. perniciosum
Symptoms
Elizabeth Bush

5383168
5383168

mimosa wilt
Fusarium oxysporum f.sp. perniciosum
Symptoms
Elizabeth Bush

5383169
5383169

mimosa wilt
Fusarium oxysporum f.sp. perniciosum
Symptoms
Elizabeth Bush

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