| 5492322 |
Rhizosphaera needle cast |
Rhizosphaera spp. |
Fruiting bodies developing from stomates on a spruce needle |
| 5492304 |
mycelial neck rot |
Botrytis tulipae |
Rough yellow lesions on surface of an infected bulb |
| 5492336 |
Rhizosphaera needle cast |
Rhizosphaera spp. |
Rhizosphaera pycnidia on spruce |
| 5492338 |
Rhizosphaera needle cast |
Rhizosphaera spp. |
Close-up view of Rhizosphaera fruiting bodies developing from stomates on a spruce needle. White caps of wax and colorless masses of spores visible on top of pycnidia. |
| 5492305 |
mycelial neck rot |
Botrytis tulipae |
Dark fungal sclerotia on roots of infected (potted) plants |
| 5492306 |
mycelial neck rot |
Botrytis tulipae |
Closer view of dark fungal sclerotia on roots of infected (potted) plants. |
| 5492337 |
Rhizosphaera needle cast |
Rhizosphaera spp. |
Pycnidia of a Rhizosphaera sp. on a spruce needle. |
| 5487428 |
Ascochyta fungi |
Ascochyta spp. |
Infected leaves and pods |
| 5492260 |
leaf spot |
Stemphylium spp. |
|
| 5487884 |
Diplodia blight |
Sphaeropsis sapinea |
Tip blight |
| 5487425 |
Ascochyta fungi |
Ascochyta spp. |
Vertical section of pycnidium |
| 5488325 |
Diplodia blight |
Sphaeropsis sapinea |
Pycnidia emerging from stem |
| 5488339 |
Diplodia blight |
Sphaeropsis sapinea |
Pycnidia emerging at base of needle |
| 5485023 |
Ascochyta fungi |
Ascochyta spp. |
Vertical section of pycnidia. |
| 5485024 |
Ascochyta fungi |
Ascochyta spp. |
Vertical section of pycnidium. |
| 5485022 |
Ascochyta fungi |
Ascochyta spp. |
Conidia |
| 5485623 |
Ascochyta fungi |
Ascochyta spp. |
Pycnidium showing ostiole. |
| 5488337 |
Diplodia blight |
Sphaeropsis sapinea |
Symptomatic infected branch |
| 5488336 |
Diplodia blight |
Sphaeropsis sapinea |
Conidium, sectional view |
| 5488335 |
Diplodia blight |
Sphaeropsis sapinea |
Conidium, surface view |
| 5488334 |
Diplodia blight |
Sphaeropsis sapinea |
Conidiogenesis |
| 5488333 |
Diplodia blight |
Sphaeropsis sapinea |
Vertical section of pycnidium showing conidial production |
| 5488332 |
Diplodia blight |
Sphaeropsis sapinea |
Vertical section of pycnidium showing conidial production |
| 5488331 |
Diplodia blight |
Sphaeropsis sapinea |
Vertical section of pycnidium showing conidial production |
| 5488330 |
Diplodia blight |
Sphaeropsis sapinea |
Vertical section of pycnidium showing conidial production |
| 5488329 |
Diplodia blight |
Sphaeropsis sapinea |
Vertical section of pycnidia |
| 5488328 |
Diplodia blight |
Sphaeropsis sapinea |
Vertical section of pycnidia |
| 5488327 |
Diplodia blight |
Sphaeropsis sapinea |
Pycnidium emerging from stem |
| 5488326 |
Diplodia blight |
Sphaeropsis sapinea |
Pycnidia emerging from stem |
| 5488343 |
Diplodia blight |
Sphaeropsis sapinea |
Conidia |
| 5488342 |
Diplodia blight |
Sphaeropsis sapinea |
Vertical section of pycnidium |
| 5488340 |
Diplodia blight |
Sphaeropsis sapinea |
Immature and mature conidia on conidiophores |
| 5488338 |
Diplodia blight |
Sphaeropsis sapinea |
Symptomatic infected pine shoot |
| 5488341 |
Diplodia blight |
Sphaeropsis sapinea |
Vertical section of pycnidium. |
| 5485621 |
Ascochyta fungi |
Ascochyta spp. |
Pycnidia evident on leaf surface. |
| 5486900 |
Ascochyta fungi |
Ascochyta spp. |
|
| 5486895 |
Ascochyta fungi |
Ascochyta spp. |
|
| 5486896 |
Ascochyta fungi |
Ascochyta spp. |
|
| 5486897 |
Ascochyta fungi |
Ascochyta spp. |
|
| 5486898 |
Ascochyta fungi |
Ascochyta spp. |
|
| 5486899 |
Ascochyta fungi |
Ascochyta spp. |
|
| 5486901 |
Ascochyta fungi |
Ascochyta spp. |
|
| 5486902 |
Ascochyta fungi |
Ascochyta spp. |
|
| 5486903 |
Ascochyta fungi |
Ascochyta spp. |
|
| 5486904 |
Ascochyta fungi |
Ascochyta spp. |
|
| 5486905 |
Ascochyta fungi |
Ascochyta spp. |
|
| 5486906 |
Ascochyta fungi |
Ascochyta spp. |
|
| 5485027 |
Ascochyta fungi |
Ascochyta spp. |
Infected leaf |
| 5485026 |
Ascochyta fungi |
Ascochyta spp. |
Conidia |
| 5485025 |
Ascochyta fungi |
Ascochyta spp. |
Vertical section of pycnidium. Pycnidial wall and conidia. |
| 5487427 |
Ascochyta fungi |
Ascochyta spp. |
Vertical section at the base of a pycnidium |
| 5487426 |
Ascochyta fungi |
Ascochyta spp. |
Vertical section at top of pycnidium full of conidia |
| 5487424 |
Ascochyta fungi |
Ascochyta spp. |
Vertical section of pycnidium |
| 5485629 |
Ascochyta fungi |
Ascochyta spp. |
Infected leaves |
| 5485627 |
Ascochyta fungi |
Ascochyta spp. |
Vertical section of pycnidium. |
| 5485628 |
Ascochyta fungi |
Ascochyta spp. |
Vertical section of pycnidium with conidia on conidiophores. |
| 5485626 |
Ascochyta fungi |
Ascochyta spp. |
Side view of pycnidium with conidia emerging from ostiole. |
| 5485625 |
Ascochyta fungi |
Ascochyta spp. |
Pycnidia on leaf surface showing ostioles. |
| 5485624 |
Ascochyta fungi |
Ascochyta spp. |
Conidia. |
| 5484242 |
Kabatina blight |
Kabatina juniperi |
Conidia lightly stained with cotton blue. |
| 5484250 |
Kabatina blight |
Kabatina juniperi |
Kabatina blighted twigs |
| 5484249 |
Kabatina blight |
Kabatina juniperi |
Acervuli erupting from twig |
| 5484247 |
Kabatina blight |
Kabatina juniperi |
Acervuli erupting from twig |
| 5484248 |
Kabatina blight |
Kabatina juniperi |
Acervuli erupting from twig |
| 5484246 |
Kabatina blight |
Kabatina juniperi |
Vertical section of acervulus with conidia emerging from conidiophores |
| 5484245 |
Kabatina blight |
Kabatina juniperi |
Vertical section of acervulus |
| 5484244 |
Kabatina blight |
Kabatina juniperi |
Vertical section of acervuli. |
| 5484243 |
Kabatina blight |
Kabatina juniperi |
Vertical section of acervuli |
| 5484241 |
Kabatina blight |
Kabatina juniperi |
Vertical section of acervulus with conidia emerging from conidiophores. Lightly stained with cotton blue. |
| 5484240 |
Kabatina blight |
Kabatina juniperi |
Acervuli erupting from twig |
| 5479829 |
Diplodia blight |
Sphaeropsis sapinea |
Blighted new growth and resin |
| 5479830 |
Diplodia blight |
Sphaeropsis sapinea |
Blighted new growth and resin |
| 5479831 |
Diplodia blight |
Sphaeropsis sapinea |
Blighted new growth and resin |
| 5479833 |
Diplodia blight |
Sphaeropsis sapinea |
Blighted shoot tip and risen |
| 5479837 |
Diplodia blight |
Sphaeropsis sapinea |
Blighted shoot tip and resin |
| 5475046 |
Ascochyta blight |
Ascochyta compositarum |
|
| 5475035 |
Stemphylium leaf spot |
Stemphylium botryosum |
Spore of stemphylium blight of lentil. |
| 5475036 |
Stemphylium leaf spot |
Stemphylium botryosum |
Spore of stemphlium on lentil leaf |
| 5475043 |
Stemphylium leaf spot |
Stemphylium botryosum |
Stemphylium spores (dark, multicellular) mixed with ascochyta blight conidia (hyaline) |
| 5475045 |
Stemphylium leaf spot |
Stemphylium botryosum |
Stemphylium spores (dark) mixed with ascochyta blight conidia (pinkish in this photo) oozing from pycnidia. |
| 5475038 |
Ascochyta blight |
Ascochyta lentis |
Conidia of Ascochyta lentis |
| 5475039 |
Ascochyta blight |
Ascochyta lentis |
Conidia of Ascochyta lentis |
| 5475040 |
Ascochyta blight |
Ascochyta lentis |
Ascochyta blight pycnidia oozing conidia |
| 5475041 |
Ascochyta blight |
Ascochyta lentis |
Ascochyta blight pycnidia oozing conidia |
| 5475042 |
Ascochyta blight |
Ascochyta lentis |
Ascochyta blight of lentil: Conidia oozing from pycnidia. |
| 5475044 |
Ascochyta blight |
Ascochyta lentis |
Ascochyta blight of lentil, pod symptoms. Conidia can be seen oozing from pycnidia. |
| 5475052 |
barley scald |
Rhynchosporium secalis |
Scald on barley |
| 5475053 |
barley scald |
Rhynchosporium secalis |
Scald on barley |
| 5475054 |
barley scald |
Rhynchosporium secalis |
Scald on barley |
| 5475085 |
Ascochyta blight |
Ascochyta lentis |
Ascochyta blight on lentil pods |
| 5475078 |
Ascochyta blight |
Ascochyta lentis |
|
| 5475086 |
Ascochyta blight |
Ascochyta lentis |
Ascochyta blight on lentil pods. |
| 5475082 |
Ascochyta blight |
Ascochyta lentis |
Ascochyta blight of lentil. Note pycnidia are present in the lesion. |
| 5475083 |
Ascochyta blight |
Ascochyta lentis |
|
| 5475084 |
Ascochyta blight |
Ascochyta lentis |
Ascochyta blight on lentil pods. |
| 5475108 |
Ascochyta blight |
Ascochyta lentis |
Pycnidia of ascochyta blight on lentil |
| 5476432 |
Rhizosphaera needle cast |
Rhizosphaera pini |
Vertical section of pycnidium emerging from stoma |
| 5476431 |
Rhizosphaera needle cast |
Rhizosphaera pini |
Pycnidia bursting from stomata |
| 5476441 |
Ascochyta fungi |
Ascochyta spp. |
Vertical section of pycnidium ostiolar region |
| 5476439 |
Ascochyta fungi |
Ascochyta spp. |
Vertical section of pycnidium ostiolar region |
| 5476440 |
Ascochyta fungi |
Ascochyta spp. |
Vertical section of pycnidium ostiolar region |
| 5476437 |
Ascochyta fungi |
Ascochyta spp. |
Vertical section of pycnidium |
| 5476438 |
Ascochyta fungi |
Ascochyta spp. |
Vertical section of pycnidium |
| 5476436 |
Ascochyta fungi |
Ascochyta spp. |
Vertical section of pycnidium |
| 5476435 |
Ascochyta fungi |
Ascochyta spp. |
Pycnidium showing ostiole |
| 5476434 |
Ascochyta fungi |
Ascochyta spp. |
Conidia- |
| 5476424 |
Rhizosphaera needle cast |
Rhizosphaera pini |
Vertical section of ruptured pycnidium |
| 5476425 |
Rhizosphaera needle cast |
Rhizosphaera pini |
Vertical section of ruptured pycnidium |
| 5476426 |
Rhizosphaera needle cast |
Rhizosphaera pini |
Pycnidium emerging through stoma |
| 5476422 |
Rhizosphaera needle cast |
Rhizosphaera pini |
Conidiophores and conidia |
| 5476423 |
Rhizosphaera needle cast |
Rhizosphaera pini |
Conidia |
| 5476421 |
Rhizosphaera needle cast |
Rhizosphaera pini |
Symptoms |
| 5476429 |
Rhizosphaera needle cast |
Rhizosphaera pini |
Conidia and conidiophore |
| 5476430 |
Rhizosphaera needle cast |
Rhizosphaera pini |
Conidia and conidiophores |
| 5476427 |
Rhizosphaera needle cast |
Rhizosphaera pini |
Conidium |
| 5476428 |
Rhizosphaera needle cast |
Rhizosphaera pini |
Conidia |
| 1572546 |
Stemphylium leaf spot |
Stemphylium botryosum |
Symptoms of Stemphylium leaf spot on alfalfa. January 1997 |
| 1572547 |
Stemphylium leaf spot |
Stemphylium botryosum |
Symptoms of Stemphylium leaf spot on alfalfa. January 1997 |
| 1572548 |
Stemphylium leaf spot |
Stemphylium botryosum |
Symptoms of Stemphylium leaf spot on alfalfa. January 1997 |
| 1572549 |
Stemphylium leaf spot |
Stemphylium botryosum |
Symptoms of Stemphylium leaf spot on alfalfa. January 1997 |
| 1572550 |
Stemphylium leaf spot |
Stemphylium botryosum |
Symptoms of Stemphylium leaf spot on alfalfa. January 1997 |
| 1572552 |
Stemphylium leaf spot |
Stemphylium botryosum |
Symptoms of Stemphylium leaf spot on alfalfa. January 1997 |
| 1572545 |
Stemphylium leaf spot |
Stemphylium botryosum |
Symptoms of Stemphylium leaf spot. January 1997 |
| 5408109 |
leaf mold |
Articularia quercina |
|
| 5459119 |
Marssonina leaf spot |
Marssonina betulae |
Conidium |
| 1572312 |
Stemphylium leaf blight and stalk rot |
Stemphylium vesicarium |
Onion umbel stalk showing a lesion caused by Stemphylium vesicarium. Note the concentric rings. July 1996 |
| 1572311 |
Stemphylium leaf blight and stalk rot |
Stemphylium vesicarium |
Onion umbel stalk showing a lesion caused by Stemphylium vesicarium. Note the concentric rings. July 1996 |
| 1572308 |
Stemphylium leaf blight and stalk rot |
Stemphylium vesicarium |
Onion umbel stalk showing a lesion caused by Stemphylium vesicarium. Note the concentric rings. July 1996 |
| 1572017 |
Stemphylium leaf blight and stalk rot |
Stemphylium vesicarium |
|
| 1572015 |
Stemphylium leaf blight and stalk rot |
Stemphylium vesicarium |
|
| 5461117 |
Ascochyta fungi |
Ascochyta spp. |
Infected stem |
| 5461116 |
Ascochyta fungi |
Ascochyta spp. |
Conidia |
| 5461115 |
Ascochyta fungi |
Ascochyta spp. |
Pycnidia top view showing ostioles |
| 5461114 |
Ascochyta fungi |
Ascochyta spp. |
Pycnidium top view showing ostiole |
| 5461112 |
Ascochyta fungi |
Ascochyta spp. |
Pycnidia top view showing ostioles |
| 5461113 |
Ascochyta fungi |
Ascochyta spp. |
Pycnidium top view showing ostiole and conidia |
| 5461110 |
Ascochyta fungi |
Ascochyta spp. |
Pycnidia in stem tissue with mycelium growing over surface |
| 5461111 |
Ascochyta fungi |
Ascochyta spp. |
Pycnidium top view showing ostiole |
| 5459265 |
Ascochyta fungi |
Ascochyta spp. |
Top of infected leaf |
| 5459266 |
Ascochyta fungi |
Ascochyta spp. |
Bottom of infected leaf |
| 5459264 |
Ascochyta fungi |
Ascochyta spp. |
Conidia |
| 5459263 |
Ascochyta fungi |
Ascochyta spp. |
Conidia extruding from pycnidium |
| 5459262 |
Ascochyta fungi |
Ascochyta spp. |
Leaf spot with white masses of extruding spores evident |
| 5459261 |
Ascochyta fungi |
Ascochyta spp. |
Leaf spot with white masses of extruding spores evident |
| 5459260 |
Ascochyta fungi |
Ascochyta spp. |
Conidia |
| 5459258 |
Ascochyta fungi |
Ascochyta spp. |
Conidia |
| 5459259 |
Ascochyta fungi |
Ascochyta spp. |
Conidia |
| 5459257 |
Ascochyta fungi |
Ascochyta spp. |
Top view of pycnidium in leaf tissue showing ostiole |
| 5459255 |
Ascochyta fungi |
Ascochyta spp. |
Pycnidium side view |
| 5459256 |
Ascochyta fungi |
Ascochyta spp. |
Top view of pycnidium in leaf tissue showing ostiole |
| 5459254 |
Ascochyta fungi |
Ascochyta spp. |
Embedded pycnidia extruding spores to leaf surface |
| 1570866 |
Stemphylium leaf blight and stalk rot |
Stemphylium vesicarium |
Stemphylium leaf blight on onion; March 1995 |
| 5465604 |
eye spot |
Kabatiella zeae |
|
| 5465605 |
eye spot |
Kabatiella zeae |
|
| 5465598 |
eye spot |
Kabatiella zeae |
|
| 5465599 |
eye spot |
Kabatiella zeae |
|
| 5465600 |
eye spot |
Kabatiella zeae |
|
| 5465601 |
eye spot |
Kabatiella zeae |
|
| 5465602 |
eye spot |
Kabatiella zeae |
|
| 5465603 |
eye spot |
Kabatiella zeae |
|
| 5465596 |
eye spot |
Kabatiella zeae |
|
| 5465597 |
eye spot |
Kabatiella zeae |
|
| 5459121 |
Marssonina leaf spot |
Marssonina betulae |
Acervuli evident in leaf spot |
| 5459122 |
Marssonina leaf spot |
Marssonina betulae |
Leaf spot symptoms |
| 5459120 |
Marssonina leaf spot |
Marssonina betulae |
Conidium |
| 5459118 |
Marssonina leaf spot |
Marssonina betulae |
Acervulus side view |
| 5459117 |
Marssonina leaf spot |
Marssonina betulae |
Acervulus side view |
| 5459133 |
Marssonina leaf spot |
Marssonina betulae |
Leaf spots |
| 5459132 |
Marssonina leaf spot |
Marssonina betulae |
Conidia |
| 5459130 |
Marssonina leaf spot |
Marssonina betulae |
Cross-section of acervulus showing conidia on conidiophores |
| 5459131 |
Marssonina leaf spot |
Marssonina betulae |
Conidia |
| 5459129 |
Marssonina leaf spot |
Marssonina betulae |
Cross-section of acervulus in leaf tissue |
| 5459128 |
Marssonina leaf spot |
Marssonina betulae |
Cross-section of acervulus in leaf tissue |
| 5459126 |
Marssonina leaf spot |
Marssonina betulae |
Cross-section of acervulus in leaf tissue |
| 5459127 |
Marssonina leaf spot |
Marssonina betulae |
Cross-section of acervulus in leaf tissue |
| 5459125 |
Marssonina leaf spot |
Marssonina betulae |
Cross-section of acervulus in leaf tissue |
| 5459123 |
Marssonina leaf spot |
Marssonina betulae |
Acervuli evident in leaf spot |
| 5459124 |
Marssonina leaf spot |
Marssonina betulae |
Acervuli evident in leaf spot |
| 5458088 |
mycelial neck rot |
Botrytis tulipae |
Dark fungal sclerotia developing on roots might be mistaken for clumps of media. |
| 5458090 |
mycelial neck rot |
Botrytis tulipae |
general view of symptomatic plant showing decay of bulb |
| 5458089 |
mycelial neck rot |
Botrytis tulipae |
Symptoms of Botrytis tulipae, Tulip Fire, on leaves and petioles. |
| 5458101 |
mycelial neck rot |
Botrytis tulipae |
Infected bulb exhibiting rot with dark sclerotia developing on surface. |
| 5458103 |
mycelial neck rot |
Botrytis tulipae |
Black sclerotia and gray mycelium and spores developing on roots of infected plants. |
| 5458104 |
mycelial neck rot |
Botrytis tulipae |
Dieback of leaf tips and neck rot, with dark fungal sclerotia present on rotted tissue of the bulb. |
| 5458105 |
mycelial neck rot |
Botrytis tulipae |
Dark sclerotia developing on an infected bulb. |
| 5458093 |
mycelial neck rot |
Botrytis tulipae |
Tulip Fire: foliar symptoms caused by Botrytis tulipae. |
| 1406019 |
Diplodia blight |
Sphaeropsis sapinea |
stem canker |
| 5449560 |
leaf spot |
Stemphylium spp. |
Stemphylium sp. and Alternaria sp. from Cotton leaf spot |
| 5449561 |
leaf spot |
Stemphylium spp. |
Stemphylium sp. and Alternaria sp. from Cotton leaf spot |
| 5449594 |
leaf spot |
Stemphylium spp. |
Conidia of Stemphylium and Alternaria |
| 5434353 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5434357 |
Diplodia blight |
Sphaeropsis sapinea |
Conidia |
| 5434366 |
Diplodia blight |
Sphaeropsis sapinea |
Conidia |
| 5427708 |
Kabatina blight |
Kabatina juniperi |
Terminal dieback of arborvitae due to Kabatina juniperi |
| 5427730 |
Kabatina blight |
Kabatina juniperi |
Death of juniper branch tip due to Kabatina juniperi |
| 5427731 |
Kabatina blight |
Kabatina juniperi |
Fruiting bodies of Kabatina juniperi present at the base of infected juniper twig |
| 4823064 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
Conidiomata emerging from stomatal pores of a necrotic needle. |
| 0364018 |
Sirococcus blight of conifers |
Sirococcus conigenus |
tip dieback on red pine |
| 0364017 |
Sirococcus blight of conifers |
Sirococcus conigenus |
symptoms on red pine |
| 1301053 |
Diplodia blight |
Sphaeropsis sapinea |
Sphaeropsis sapinea branch infections on red pine following a hail storm on a dry site. |
| 1406023 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 1406056 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 1406057 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 1406052 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 1406050 |
Sirococcus blight of conifers |
Sirococcus conigenus |
Northern Highlands State Forest |
| 1406054 |
Sirococcus blight of conifers |
Sirococcus conigenus |
pycnidia under fasical of unexposed needles |
| 1406053 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 1406026 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 1406025 |
Diplodia blight |
Sphaeropsis sapinea |
top rows sprayed with Benomyl, bottom rows not treated |
| 1570314 |
leaf spot |
Stemphylium sarciniforme |
Stemphylium sarciniforme (400X). December 1991 |
| 1234073 |
barley scald |
Rhynchosporium secalis |
|
| 1415064 |
Marssonina leaf spot |
Marssonina salicicola |
Anthracnose on branches. June 25, 2002 |
| 4215015 |
Marssonina leaf spot |
Marssonina tremulae |
infected aspen leaf |
| 1406041 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 1371050 |
Diplodia blight |
Sphaeropsis sapinea |
Shoot dieback. Filakovo, Slovakia |
| 4215016 |
Marssonina leaf spot |
Marssonina tremulae |
defoliated stand |
| 1406021 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 1406038 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 1406022 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 1399129 |
Marssonina blight of poplar |
Marssonina populi |
|
| 1234087 |
Ascochyta blight of cotton |
Ascochyta gossypii |
|
| 2251074 |
Marssonina blight of poplar |
Marssonina populi |
infected aspen leaves |
| 1400009 |
Diplodia blight |
Sphaeropsis sapinea |
Following tornado damage, Upper Peninsula, Michigan. |
| 1400012 |
Diplodia blight |
Sphaeropsis sapinea |
Branch death on red pine due to wounding and diplodia blight, following a tornado. |
| 1400010 |
Diplodia blight |
Sphaeropsis sapinea |
Following tornado damage in Upper Peninsula of Michigan. See image 1400011 for cut away view. |
| 1234097 |
Ascochyta blight of cotton |
Ascochyta gossypii |
|
| 1234187 |
gray leaf spot |
Stemphylium solani |
|
| 1234106 |
gray leaf spot |
Stemphylium solani |
|
| 1235060 |
sooty blotch |
Gloeodes pomigena |
|
| 1415066 |
Marssonina leaf spot |
Marssonina salicicola |
Anthracnose on branches. June 25, 2002 |
| 1415118 |
Marssonina leaf spot |
Marssonina juglandis |
Leaf necrosis. July 26, 2002 |
| 1198037 |
Sirococcus blight of conifers |
Sirococcus conigenus |
Shoot blight showing the drooping needle symptom sometimes indicative of Sirococcus conigenus infection. |
| 1399085 |
needle blight of larch |
Meria laricis |
|
| 1406044 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 1415117 |
Marssonina leaf spot |
Marssonina juglandis |
Leaf necrosis. July 26, 2002 |
| 1415115 |
Marssonina leaf spot |
Marssonina juglandis |
Nut necrosis. July 26, 2002 |
| 1241526 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 2251042 |
needle blight of larch |
Meria laricis |
symptomatic needles |
| 1312018 |
Diplodia blight |
Sphaeropsis sapinea |
Bark was cut away to reveal resinosis and staining in the wood. |
| 1301015 |
Sirococcus blight of conifers |
Sirococcus conigenus |
Siroccocus shoot blight infection on red pine, without the "deerskin droop" symptom. |
| 4212098 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
general view showing typical pattern and color |
| 4213007 |
Sirococcus blight of conifers |
Sirococcus conigenus |
typical needle drop |
| 1406049 |
Sirococcus blight of conifers |
Sirococcus conigenus |
eastern white pine is resistant |
| 1406024 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 1234096 |
Ascochyta blight of cotton |
Ascochyta gossypii |
|
| 1312019 |
Diplodia blight |
Sphaeropsis sapinea |
Redish-brown needles are current year's infections. Gray needles are from previous year's infections. |
| 5435869 |
Stemphylium leaf blight and stalk rot |
Stemphylium vesicarium |
Mixed infection of downy mildew and Stemphylium |
| 5435870 |
Stemphylium leaf blight and stalk rot |
Stemphylium vesicarium |
Mixed infection of downy mildew and Stemphylium |
| 1415116 |
Marssonina leaf spot |
Marssonina juglandis |
Leaf necrosis. July 26, 2002 |
| 1406039 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 1400011 |
Diplodia blight |
Sphaeropsis sapinea |
Bark cut away from canker (see image 1400010) to show necrosis of cambium due to diplodia blight. |
| 1442143 |
Marssonina leaf spot |
Marssonina tremulae |
San Juan National Forest |
| 1406059 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 1436002 |
Ascochyta blight of cotton |
Ascochyta gossypii |
Damage to cotton seedling. |
| 1241589 |
needle blight of larch |
Meria laricis |
Larch needle cast causes yellow spots which become red-brown, begins infecting emerging needles in the spring, and can continue to reinfect as long as rainfall creates suitable conditions. |
| 1406192 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
|
| 1234172 |
gray leaf spot |
Stemphylium solani |
|
| 1234053 |
Ascochyta blight of cotton |
Ascochyta gossypii |
|
| 1406055 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 1406032 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 1415065 |
Marssonina leaf spot |
Marssonina salicicola |
Anthracnose on leaves. June 25, 2002 |
| 1415132 |
Diplodia blight |
Sphaeropsis sapinea |
Aug. 12, 2002 |
| 1436160 |
mycelial neck rot |
Botrytis tulipae |
|
| 5434361 |
Diplodia blight |
Sphaeropsis sapinea |
Low magnification shot of Sphaeropsis sapinea conidia in a petri dish of water. |
| 5434355 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 1234095 |
Ascochyta blight of cotton |
Ascochyta gossypii |
|
| 1406033 |
Sirococcus blight of conifers |
Sirococcus conigenus |
Superior National Forest |
| 5434354 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5434356 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5434358 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5434367 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5434365 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5434330 |
Diplodia blight |
Sphaeropsis sapinea |
pycnidium exposed |
| 5434331 |
Diplodia blight |
Sphaeropsis sapinea |
Conidia in water droplet |
| 5407845 |
sooty blotch |
Gloeodes pomigena |
Sooty blotch (Gloeodes promigena) and flyspeck (Schizothirium pomi) on unsprayed fruit |
| 5434359 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5434360 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5434328 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5434329 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5434321 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5434322 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5434323 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5434324 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5434325 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5434342 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5434343 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5434344 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5434346 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5434347 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5434348 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5434349 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5434350 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5434351 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5434352 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5434326 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5434327 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5434362 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5434363 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5434364 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 1312017 |
Diplodia blight |
Sphaeropsis sapinea |
Heavily diseased with Diplodia Blight. |
| 1406085 |
Diplodia blight |
Sphaeropsis sapinea |
dead trees |
| 1406036 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 1241588 |
needle blight of larch |
Meria laricis |
Larch needle cast causes yellow spots which become red-brown, begins infecting emerging needles in the spring, and can continue to reinfect as long as rainfall creates suitable conditions. |
| 1198036 |
Diplodia blight |
Sphaeropsis sapinea |
Hail-initiated shoot blight in large trees. |
| 5430143 |
Diplodia blight |
Sphaeropsis sapinea |
branch tip dieback |
| 1198034 |
Diplodia blight |
Sphaeropsis sapinea |
Red pine on dry sandy sites are susceptible to Diplodia shoot blight infection. |
| 5430067 |
dry rot of ears and stalks of maize |
Stenocarpella macrospora |
pycnidium of Stenocarpella macospora embedded in leaf tissue and conidia |
| 5430068 |
dry rot of ears and stalks of maize |
Stenocarpella macrospora |
conidia of Stenocarpella macrospora |
| 5430069 |
dry rot of ears and stalks of maize |
Stenocarpella macrospora |
conidia of Stenocarpella macrospora |
| 2634062 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
general view showing typical pattern/color |
| 5395259 |
Rhizosphaera needle cast |
Rhizosphaera pini |
|
| 1406190 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
|
| 1406037 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 1198038 |
Sirococcus blight of conifers |
Sirococcus conigenus |
Severe shoot blight symptoms in red pine on a dry, sandy site. |
| 1406034 |
Sirococcus blight of conifers |
Sirococcus conigenus |
Chippewa National Forest - Cutfoot Sioux district |
| 1406027 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 1406030 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 1406031 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 4212096 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
general view showing typical pattern and color |
| 1406029 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 4212095 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
general view showing typical pattern and color |
| 1406191 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
|
| 1406058 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 2139067 |
Marssonina leaf spot |
Marssonina tiliae |
|
| 1406042 |
Sirococcus blight of conifers |
Sirococcus conigenus |
Superior National Forest |
| 1406048 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 1301012 |
Sirococcus blight of conifers |
Sirococcus conigenus |
The "deerskin droop" symptom sometimes observed. |
| 1301014 |
Sirococcus blight of conifers |
Sirococcus conigenus |
"Deerskin droop" symptom |
| 1301051 |
Diplodia blight |
Sphaeropsis sapinea |
Main stem infection of Sphaeropsis sapinea on red pine. Bark has been peeled back to expose dark discoloration of canker face. |
| 1436103 |
gray leaf spot |
Stemphylium solani |
to leaflets |
| 1406043 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 1415130 |
Diplodia blight |
Sphaeropsis sapinea |
Aug. 12, 2002 |
| 1436035 |
barley scald |
Rhynchosporium secalis |
|
| 1406035 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 1301013 |
Sirococcus blight of conifers |
Sirococcus conigenus |
Severe shoot blight symptoms |
| 1406028 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 1406051 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 1399110 |
Marssonina leaf spot |
Marssonina tremulae |
|
| 1198033 |
Diplodia blight |
Sphaeropsis sapinea |
Shoot blight symptoms developed a few weeks after a severe hail storm that caused numerous wounds on the branches of these trees. |
| 1312020 |
Diplodia blight |
Sphaeropsis sapinea |
Conidia of Diplodia pinea (Desm.) Kickx, the casual agent of Dipodia blight. From pycnidia on cones. |
| 1198035 |
Diplodia blight |
Sphaeropsis sapinea |
Severe shoot blight symptoms following a hail storm. |
| 1436073 |
sooty blotch |
Gloeodes pomigena |
and Flyspeck caused by the fungus Schizothryium pomi. |
| 5040096 |
Sirococcus blight of conifers |
Sirococcus conigenus |
"Deerskin droop" symptoms of Sirococcus conigenus on red pine |
| 5046048 |
Sirococcus blight of conifers |
Sirococcus conigenus |
Fusiform spores of Sirococcus conigenus |
| 5041054 |
Diplodia blight |
Sphaeropsis sapinea |
Dark staining in a twig affected by Diplodia |
| 5041055 |
Diplodia blight |
Sphaeropsis sapinea |
Dark staining of the wood |
| 5041076 |
Diplodia blight |
Sphaeropsis sapinea |
Severe Diplodia shoot blight episode, following a hailstorm |
| 5041077 |
Diplodia blight |
Sphaeropsis sapinea |
Shoot blight. Several people examining symptoms during a field tour. |
| 5041091 |
Diplodia blight |
Sphaeropsis sapinea |
Setting up a research plot to track impacts of shoot blight. |
| 5041092 |
Diplodia blight |
Sphaeropsis sapinea |
Setting up a research plot |
| 5041093 |
Diplodia blight |
Sphaeropsis sapinea |
Marking trees to track shoot blight impacts |
| 5041097 |
Diplodia blight |
Sphaeropsis sapinea |
Shoot blight symptoms |
| 5041098 |
Diplodia blight |
Sphaeropsis sapinea |
Shoot blight symptoms |
| 5041099 |
Diplodia blight |
Sphaeropsis sapinea |
Shoot blight symptoms under a red pine shelterwood |
| 5411328 |
Diplodia blight |
Sphaeropsis sapinea |
dark fungal conidia |
| 5411329 |
Diplodia blight |
Sphaeropsis sapinea |
pycnidia on needles |
| 5411337 |
Diplodia blight |
Sphaeropsis sapinea |
tip blight |
| 5411338 |
Diplodia blight |
Sphaeropsis sapinea |
tip blight |
| 1570301 |
Ascochyta fungi |
Ascochyta spp. |
Conidia of Ascochyta sp. (400X). December 1991 |
| 5035072 |
Sirococcus blight of conifers |
Sirococcus conigenus |
Shoot blght sypmtoms in lower crown |
| 5035063 |
Sirococcus blight of conifers |
Sirococcus conigenus |
Sirococcus shoot blight symptoms in the lower crown of pole-sized red pine |
| 5035065 |
Sirococcus blight of conifers |
Sirococcus conigenus |
Sirococcus shoot blight symptoms in pole-sized red pine |
| 5035066 |
Sirococcus blight of conifers |
Sirococcus conigenus |
Sirococcus shoot blight symptoms in pole-sized red pine |
| 5035067 |
Sirococcus blight of conifers |
Sirococcus conigenus |
Shoot blight symptoms in pole-sized red pine |
| 5035068 |
Sirococcus blight of conifers |
Sirococcus conigenus |
Shoot blight symptoms in pole-sized red pine |
| 5035069 |
Sirococcus blight of conifers |
Sirococcus conigenus |
Shoot blight symptoms in pole-sized red pine |
| 5035070 |
Sirococcus blight of conifers |
Sirococcus conigenus |
Shoot blight symptoms in pole-sized red pine |
| 5035071 |
Sirococcus blight of conifers |
Sirococcus conigenus |
Shoot blight symptoms in pole-sized red pine |
| 5417099 |
Ascochyta fungi |
Ascochyta spp. |
Foliar symptoms |
| 5417097 |
Ascochyta fungi |
Ascochyta spp. |
|
| 5417098 |
Ascochyta fungi |
Ascochyta spp. |
|
| 5405349 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
Brown, infected needle with pycnidia of the fungus Rhizosphaera kalkhoffii coming from the stomata. |
| 5405350 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
Brown, infected needle with pycnidia of the fungus Rhizosphaera kalkhoffii coming from the stomata. |
| 5405351 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
Brown, infected needle with pycnidia of the fungus Rhizosphaera kalkhoffii coming from the stomata. |
| 5405352 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
Close-up of infected needle with pycnidia of the fungus Rhizosphaera kalkhoffii coming from the stomata. |
| 5405354 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
Pycnidia and conidia of the fungus Rhizosphaera kalkhoffii under dark-field observation. |
| 5405355 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
Pycnidia and conidia of the fungus Rhizosphaera kalkhoffii. |
| 5405356 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
Pycnidium and conidia of the fungus Rhizosphaera kalkhoffii. |
| 5405357 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
Conidia of the fungus Rhizosphaera kalkhoffii. |
| 5405358 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
Conidia of the fungus Rhizosphaera kalkhoffii. |
| 5405353 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
Pycnidia and conidia of the fungus Rhizosphaera kalkhoffii under dark-field observation. |
| 5054090 |
Diplodia blight |
Sphaeropsis sapinea |
Diplodia canker mortality in jack pine |
| 5039004 |
Diplodia blight |
Sphaeropsis sapinea |
Collar rot in jack pine caused by Diplodia |
| 5050090 |
Diplodia blight |
Sphaeropsis sapinea |
Shoot blight of red pine caused by Diplodia pinea |
| 5050092 |
Diplodia blight |
Sphaeropsis sapinea |
Red pine tagged for a study on shoot blight caused by Diplodia pinea |
| 5050093 |
Diplodia blight |
Sphaeropsis sapinea |
Setting up research plots for shoot blight caused by Diplodia pinea. |
| 5050095 |
Diplodia blight |
Sphaeropsis sapinea |
Red pine stand with red pine regeneration. Such regeneration is at high risk of infection by Diplodia pinea from spores produced in the overstory trees. |
| 5050099 |
Diplodia blight |
Sphaeropsis sapinea |
Young red pine stand affected by Diplodia shoot blight. |
| 5051005 |
Diplodia blight |
Sphaeropsis sapinea |
Hail wound that became infected with Diplodia pinea. |
| 5051006 |
Diplodia blight |
Sphaeropsis sapinea |
Diplodia shoot blight symptoms in young red pine on a poor site. Shane Weber |
| 5051007 |
Diplodia blight |
Sphaeropsis sapinea |
Red pine stand with advance regeneration infected with Diplodia shoot blight. |
| 5051008 |
Diplodia blight |
Sphaeropsis sapinea |
Diplodia shoot blight in a young red pine plantation on a poor site. |
| 5051009 |
Diplodia blight |
Sphaeropsis sapinea |
Shoot blight symptoms in a young red pine stand on a poor site. |
| 5051011 |
Diplodia blight |
Sphaeropsis sapinea |
Top dieback caused by Diplodia pinea in red pine. Bark has been removed to show the dark staining in the wood caused by Diplodia. |
| 5051012 |
Diplodia blight |
Sphaeropsis sapinea |
Collar rot and mortality in red pine caused by Diplodia. |
| 5051017 |
Diplodia blight |
Sphaeropsis sapinea |
Red pine stand with extensive advance regeneration. Such stands are susceptible to regeneration mortality caused by Diplodia pinea. |
| 5051022 |
Diplodia blight |
Sphaeropsis sapinea |
Shoot blight symptoms on red pine. |
| 5051025 |
Diplodia blight |
Sphaeropsis sapinea |
Setting up Diplodia shoot blight impact plots in a young red pine stand. |
| 5051026 |
Diplodia blight |
Sphaeropsis sapinea |
Diplodia shoot blight symptoms in overstory red pine. |
| 5051028 |
Diplodia blight |
Sphaeropsis sapinea |
Diplodia shoot blight symptoms in overstory red pine following a hail storm. |
| 5051029 |
Diplodia blight |
Sphaeropsis sapinea |
Heavy infection of red pine with Diplodia shoot blight on a poor site. |
| 5051030 |
Diplodia blight |
Sphaeropsis sapinea |
Red pine regeneration killed by Diplodia pinea. Infection of advance regeneration occurs from inoculum produced in the overstory. |
| 5051031 |
Diplodia blight |
Sphaeropsis sapinea |
Symptoms of Diplodia shoot blight in young red pine. |
| 5051032 |
Diplodia blight |
Sphaeropsis sapinea |
Diplodia shoot blight in red pine regeneration. |
| 5051033 |
Diplodia blight |
Sphaeropsis sapinea |
Dark staining in wood caused by Diplodia pinea infection. |
| 5051034 |
Diplodia blight |
Sphaeropsis sapinea |
Red pine seed tree regeneration cut with good advance red pine regeneration. Such regeneration is at high risk of infection by Diplodia pinea from spores produced in the overstory trees. |
| 5051037 |
Diplodia blight |
Sphaeropsis sapinea |
Diplodia shoot blight symptoms in understory red pine. Such regeneration is at high risk of infection by Diplodia pinea from spores produced in the overstory trees. |
| 5051039 |
Diplodia blight |
Sphaeropsis sapinea |
Dark staining in the wood of red pine infected with Diplodia pinea. |
| 5051040 |
Diplodia blight |
Sphaeropsis sapinea |
Removing tops of red pine in a seed tree or sheltewood cut can eliminate infection of advance regeneration from spores produced in the overstory trees. |
| 5051038 |
Diplodia blight |
Sphaeropsis sapinea |
Diplodia collar rot in jack pine |
| 5051041 |
Diplodia blight |
Sphaeropsis sapinea |
Diplodia shoot blight symptoms in a red pine stand following a hail storm. |
| 5051042 |
Diplodia blight |
Sphaeropsis sapinea |
Diplodia shoot blight symptoms in a red pine stand following a hail storm. |
| 5051043 |
Diplodia blight |
Sphaeropsis sapinea |
Symptoms of Diplodia shoot blight in young red pine. |
| 5051044 |
Diplodia blight |
Sphaeropsis sapinea |
Tip blight caused by Diplodia pinea. |
| 5051046 |
Diplodia blight |
Sphaeropsis sapinea |
Dark staining in the wood of red pine infected with Diplodia pinea. |
| 2178062 |
black spot of papaya |
Asperisporium caricae |
|
| 2178058 |
black spot of papaya |
Asperisporium caricae |
|
| 2178059 |
black spot of papaya |
Asperisporium caricae |
|
| 2177081 |
Ascochyta fungi |
Ascochyta spp. |
|
| 2175075 |
leaf spot |
Stemphylium spp. |
|
| 2175077 |
leaf spot |
Stemphylium spp. |
|
| 2175078 |
leaf spot |
Stemphylium spp. |
|
| 2175079 |
leaf spot |
Stemphylium spp. |
|
| 2175080 |
leaf spot |
Stemphylium spp. |
|
| 2175076 |
leaf spot |
Stemphylium spp. |
|
| 2173043 |
leaf spot |
Sonderhenia eucalypticola |
|
| 2173044 |
leaf spot |
Sonderhenia eucalypticola |
|
| 2173038 |
leaf spot |
Sonderhenia eucalypticola |
|
| 2173039 |
leaf spot |
Sonderhenia eucalypticola |
|
| 2173041 |
leaf spot |
Sonderhenia eucalypticola |
|
| 2173042 |
leaf spot |
Sonderhenia eucalypticola |
|
| 2173037 |
leaf spot |
Sonderhenia eucalypticola |
|
| 2171052 |
black spot of papaya |
Asperisporium caricae |
|
| 2171053 |
black spot of papaya |
Asperisporium caricae |
|
| 2171046 |
black spot of papaya |
Asperisporium caricae |
|
| 2170007 |
leaf spot |
Stemphylium spp. |
germinating spores |
| 5382916 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 5033078 |
Diplodia blight |
Sphaeropsis sapinea |
Diplodia shoot blight in red pine on poor site. |
| 5033080 |
Diplodia blight |
Sphaeropsis sapinea |
Diplodia shoot blight on red pine on poor site. |
| 5031086 |
Diplodia blight |
Sphaeropsis sapinea |
Red pine severely affected by Diplodia following a hail storm |
| 5031049 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
|
| 5031068 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
|
| 1525597 |
mycelial neck rot |
Botrytis tulipae |
|
| 1525598 |
mycelial neck rot |
Botrytis tulipae |
|
| 1525599 |
mycelial neck rot |
Botrytis tulipae |
|
| 1525600 |
mycelial neck rot |
Botrytis tulipae |
|
| 1525601 |
mycelial neck rot |
Botrytis tulipae |
|
| 1525602 |
mycelial neck rot |
Botrytis tulipae |
|
| 1525603 |
mycelial neck rot |
Botrytis tulipae |
|
| 1525604 |
mycelial neck rot |
Botrytis tulipae |
|
| 1525605 |
mycelial neck rot |
Botrytis tulipae |
|
| 1525606 |
mycelial neck rot |
Botrytis tulipae |
|
| 1525607 |
mycelial neck rot |
Botrytis tulipae |
|
| 1525608 |
mycelial neck rot |
Botrytis tulipae |
|
| 1525609 |
mycelial neck rot |
Botrytis tulipae |
|
| 1525610 |
mycelial neck rot |
Botrytis tulipae |
|
| 1525611 |
mycelial neck rot |
Botrytis tulipae |
|
| 1525612 |
mycelial neck rot |
Botrytis tulipae |
|
| 1525613 |
mycelial neck rot |
Botrytis tulipae |
|
| 1525614 |
mycelial neck rot |
Botrytis tulipae |
|
| 1525615 |
mycelial neck rot |
Botrytis tulipae |
|
| 1525616 |
mycelial neck rot |
Botrytis tulipae |
|
| 5335001 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5335002 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5335003 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5335004 |
Diplodia blight |
Sphaeropsis sapinea |
clubbed shoots showing needle stunting and death |
| 5335005 |
Diplodia blight |
Sphaeropsis sapinea |
clubbed shoots showing needle stunting and death |
| 5335006 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5337076 |
Ascochyta fungi |
Ascochyta spp. |
fungal pycnidia |
| 5337077 |
Ascochyta fungi |
Ascochyta spp. |
|
| 5337084 |
Diplodia blight |
Sphaeropsis sapinea |
microscopic view of cross-section of needle with fungal pycnidia |
| 5337085 |
Diplodia blight |
Sphaeropsis sapinea |
microscopic view of inside of pycnidium |
| 5337086 |
Diplodia blight |
Sphaeropsis sapinea |
conidia |
| 5335036 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
discoloration of older needles |
| 5338019 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
microscopic view of cross-section of needle with black pycnidia emerging through stomates |
| 5338020 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
microscopic view of cross-section of needle showing pycnidium emerging through stomate |
| 1525166 |
Ascochyta fungi |
Ascochyta spp. |
Ascochtyta |
| 1525167 |
Ascochyta fungi |
Ascochyta spp. |
Ascochyta on mum |
| 1525172 |
Ascochyta fungi |
Ascochyta spp. |
|
| 5031055 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
Rhizosphaera needle cast on white spruce. Off color foliage. |
| 5368415 |
dry rot of ears and stalks of maize |
Stenocarpella macrospora |
tan, necrotic leaf tissue in fairly large oval spots similar in size to that seen with Northern corn leaf blight |
| 5368416 |
dry rot of ears and stalks of maize |
Stenocarpella macrospora |
tan, necrotic leaf tissue in fairly large oval spots similar in size to that seen with Northern corn leaf blight |
| 5368417 |
dry rot of ears and stalks of maize |
Stenocarpella macrospora |
pycnidia of Stenocarpella macospora embedded in leaf tissue |
| 5368418 |
dry rot of ears and stalks of maize |
Stenocarpella macrospora |
conidia of Stenocarpella macrospora |
| 5368612 |
Ascochyta fungi |
Ascochyta spp. |
Leaves with brown to reddish-brown spots/blotches. |
| 5368613 |
Ascochyta fungi |
Ascochyta spp. |
Close-up of leaves with brown to reddish-brown spots/blotches. |
| 5368614 |
Ascochyta fungi |
Ascochyta spp. |
Close-up of a single brown to reddish-brown spot/blotch. |
| 5368615 |
Ascochyta fungi |
Ascochyta spp. |
Close-up of infected leaf tissue with reddish-brown spore-producing bodies ("pycnidia") not well defined within spot/blotches. |
| 5368616 |
Ascochyta fungi |
Ascochyta spp. |
Close-up of two reddish-brown spore-producing bodies ("pycnidia"). |
| 5368617 |
Ascochyta fungi |
Ascochyta spp. |
Spores oozing out of infected leaf tissue. |
| 5368618 |
Ascochyta fungi |
Ascochyta spp. |
Close-up of spores of a species of the fungus Ascochyta. |
| 5373787 |
Sphaeropsis tip blight |
Sphaeropsis tumefaciens |
|
| 5373788 |
Sphaeropsis tip blight |
Sphaeropsis tumefaciens |
|
| 5373785 |
Sphaeropsis tip blight |
Sphaeropsis tumefaciens |
|
| 5373786 |
Sphaeropsis tip blight |
Sphaeropsis tumefaciens |
|
| 5373784 |
Sphaeropsis tip blight |
Sphaeropsis tumefaciens |
|
| 5373782 |
Sphaeropsis tip blight |
Sphaeropsis tumefaciens |
|
| 5373783 |
Sphaeropsis tip blight |
Sphaeropsis tumefaciens |
|
| 5373765 |
Sphaeropsis tip blight |
Sphaeropsis tumefaciens |
|
| 5050094 |
Diplodia blight |
Sphaeropsis sapinea |
discoloration |
| 5372032 |
Ascochyta fungi |
Ascochyta spp. |
|
| 5372030 |
Ascochyta fungi |
Ascochyta spp. |
|
| 5372031 |
Ascochyta fungi |
Ascochyta spp. |
|
| 5359702 |
Ascochyta fungi |
Ascochyta spp. |
Lawn in Fort Collins, Colorado, showing signs of infection with an Ascochyta sp. fungus in 1989. |
| 5031050 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
Rhizosphaera needle cast associated with a decline of white spruce in Wisconsin |
| 5031053 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
Rhizosphaera needle cast on lower branches of white spruce. |
| 5031054 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
Rhizosphaera needle cast on white spruce windbreaks in a nursery. |
| 5031060 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
Off color foliage infected with Rhizosphaera kalkhoffii. |
| 5050088 |
Diplodia blight |
Sphaeropsis sapinea |
Main stem Diplodia infection on jack pine. |
| 5366802 |
leaf mold |
Articularia quercina |
Gambel oak with oak witches' broom, caused by the mold Articularia quercina. |
| 5366796 |
Marssonina blight of poplar |
Marssonina populi |
Close-up view of Marssonina blight (Marssonina populi) on an aspen leaf. |
| 5366795 |
Marssonina blight of poplar |
Marssonina populi |
Marssonina blight (Marssonina populi) on leaves of an aspen tree. |
| 5366792 |
Marssonina blight of poplar |
Marssonina populi |
Microscopic view of the conidia of Marssonina blight (Marssonina populi). |
| 5366793 |
Marssonina blight of poplar |
Marssonina populi |
Microscopic view of the conidia of Marssonina blight (Marssonina populi). |
| 5366790 |
Marssonina blight of poplar |
Marssonina populi |
Close-up view of Marssonina blight (Marssonina populi) on an aspen leaf. |
| 5366791 |
Marssonina blight of poplar |
Marssonina populi |
Close-up view of Marssonina blight (Marssonina populi) on an aspen leaf. |
| 5366794 |
Marssonina blight of poplar |
Marssonina populi |
Marssonina blight (Marssonina populi) on leaves of an aspen tree. |
| 5360391 |
Chaetoseptoria leaf spot |
Chaetoseptoria wellmanii |
Bean leaves displaying symptoms of round leaf spot (Chaetoseptoria wellmanii). |
| 5360390 |
Chaetoseptoria leaf spot |
Chaetoseptoria wellmanii |
Bean leaves displaying symptoms of round leaf spot (Chaetoseptoria wellmanii). |
| 5360389 |
Chaetoseptoria leaf spot |
Chaetoseptoria wellmanii |
Bean leaves displaying symptoms of round leaf spot (Chaetoseptoria wellmanii). |
| 5050091 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5051018 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5050086 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5050096 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5050097 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5051001 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5051002 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5051003 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5051004 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5051019 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5051020 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5051021 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5033079 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5044021 |
Diplodia blight |
Sphaeropsis sapinea |
discoloration |
| 5044022 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 1493064 |
barley scald |
Rhynchosporium secalis |
|
| 1493065 |
barley scald |
Rhynchosporium secalis |
|
| 1493066 |
barley scald |
Rhynchosporium secalis |
|
| 5259046 |
gray leaf spot |
Stemphylium solani |
|
| 5259047 |
gray leaf spot |
Stemphylium solani |
|
| 5259048 |
gray leaf spot |
Stemphylium solani |
|
| 5259049 |
gray leaf spot |
Stemphylium solani |
|
| 5190099 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
close up of infected needles with pycnidia (top) and healthy needle (bottom) |
| 5031056 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
Rhizosphaera needle cast symptoms on white spruce. |
| 5031058 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
Sporocarps of Rhizosphaera emerge from the stomata. The sporocarps are black, and the stomata are often capped with a white waxy plug, which sometimes can be seen on the top of the sporocarps. |
| 5031059 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
Symptoms of Rhizosphaera needle cast, which can be a component of the spruce decline syndrome. |
| 5031044 |
Diplodia blight |
Sphaeropsis sapinea |
Heavy mortality in red pine seedlings, caused by spores from infected overstory trees |
| 5031047 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
Rhizosphaera needle cast on white spruce. |
| 5029014 |
Diplodia blight |
Sphaeropsis sapinea |
Sphaeropsis sapinea and Diplodia scrobiculata can cause shoot blight in jack pine. |
| 5029013 |
Diplodia blight |
Sphaeropsis sapinea |
Main stem infection causing death of top. |
| 5029015 |
Diplodia blight |
Sphaeropsis sapinea |
Heavy infection and shoot mortality in larger trees following a hail storm. |
| 5029016 |
Diplodia blight |
Sphaeropsis sapinea |
Severe shoot blight on a very poor site. |
| 5029018 |
Diplodia blight |
Sphaeropsis sapinea |
Dark discoloration in infected wood of red pine. |
| 5029017 |
Diplodia blight |
Sphaeropsis sapinea |
pycnidia on a needle |
| 1479003 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 1479004 |
Sirococcus blight of conifers |
Sirococcus conigenus |
Needle droop, one of the symptoms that can indicate sirococcus blight on red pine. Photo taken on the Chequamegon National Forest in northern Wisconsin. |
| 3037022 |
Diplodia blight |
Sphaeropsis sapinea |
Diplodia pinea, red pine Chippewa, asexual stage |
| 5041053 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5041095 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5041096 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5041059 |
Diplodia blight |
Sphaeropsis sapinea |
canker on main stem |
| 5041074 |
Diplodia blight |
Sphaeropsis sapinea |
severe infection in large tree |
| 5041078 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5041080 |
Diplodia blight |
Sphaeropsis sapinea |
shoot blight in overstory |
| 5041081 |
Diplodia blight |
Sphaeropsis sapinea |
shoot blight in overstory |
| 5041082 |
Diplodia blight |
Sphaeropsis sapinea |
shoot blight in windbreak |
| 5041083 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5041087 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5041066 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5041065 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5058084 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 5041088 |
Diplodia blight |
Sphaeropsis sapinea |
shoot blight on understory tree |
| 5031092 |
Sirococcus blight of conifers |
Sirococcus conigenus |
infection in frosted shoot |
| 5031093 |
Sirococcus blight of conifers |
Sirococcus conigenus |
shoot blight in frost affected area |
| 5031094 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 5031095 |
Sirococcus blight of conifers |
Sirococcus conigenus |
sporocarp |
| 5040094 |
Sirococcus blight of conifers |
Sirococcus conigenus |
current year shoots |
| 5040095 |
Sirococcus blight of conifers |
Sirococcus conigenus |
droop symptoms |
| 5040097 |
Sirococcus blight of conifers |
Sirococcus conigenus |
repeated infection |
| 5040098 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 5041001 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 5041003 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 5041005 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 5041006 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 5041007 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 5046047 |
Sirococcus blight of conifers |
Sirococcus conigenus |
seedling mortality |
| 5046049 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 5058087 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 5041056 |
Diplodia blight |
Sphaeropsis sapinea |
branch mortality |
| 5041057 |
Diplodia blight |
Sphaeropsis sapinea |
cambial staining |
| 5041060 |
Diplodia blight |
Sphaeropsis sapinea |
discolored wood |
| 5041073 |
Diplodia blight |
Sphaeropsis sapinea |
seedling mortality in understory |
| 5041084 |
Diplodia blight |
Sphaeropsis sapinea |
shoot blight in understory |
| 5041086 |
Diplodia blight |
Sphaeropsis sapinea |
shoot blight on overstory branch |
| 5041090 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5042003 |
Diplodia blight |
Sphaeropsis sapinea |
top kill |
| 5040079 |
Diplodia blight |
Sphaeropsis sapinea |
shelterwood with Sphaeropsis |
| 5040080 |
Diplodia blight |
Sphaeropsis sapinea |
shelterwood with Sphaeropsis |
| 5058038 |
Diplodia blight |
Sphaeropsis sapinea |
shoot regeneration |
| 5040078 |
Diplodia blight |
Sphaeropsis sapinea |
shelterwood modified after Sphaeropsis |
| 5055086 |
needle blight of larch |
Meria laricis |
|
| 5055087 |
needle blight of larch |
Meria laricis |
|
| 5055088 |
needle blight of larch |
Meria laricis |
|
| 5055089 |
needle blight of larch |
Meria laricis |
|
| 5055090 |
needle blight of larch |
Meria laricis |
|
| 5038035 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5041067 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5041068 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5041069 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5041070 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5041071 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5041072 |
Diplodia blight |
Sphaeropsis sapinea |
|
| 5058079 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 5058080 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 5058081 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 5058082 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 2169091 |
leaf spot |
Stemphylium spp. |
germinating spores |
| 2169093 |
leaf spot |
Stemphylium spp. |
germinating spores |
| 2112097 |
Diplodia blight |
Sphaeropsis sapinea |
pycnidia on cone scales |
| 2110063 |
Marssonina leaf spot |
Marssonina salicicola |
necrotic lesions on willow twigs; June 2001 |
| 2111039 |
Marssonina leaf spot |
Marssonina salicicola |
necrotic lesions on willow twigs; June 2001 |
| 2110054 |
Rhizosphaera needle cast |
Rhizosphaera spp. |
fruiting bodies on a needle |
| 4554069 |
Repetophragma fungus |
Repetophragma wroblewski |
|
| 1467407 |
needlecast |
Gloeocoryneum cinereum |
pycnidia |
| 1406193 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
|
| 1468024 |
Marssonina leaf spot |
Marssonina tremulae |
|
| 1468025 |
Marssonina leaf spot |
Marssonina tremulae |
|
| 1470125 |
Diplodia blight |
Sphaeropsis sapinea |
pycnidia on needles; December 1970 |
| 1415150 |
Diplodia blight |
Sphaeropsis sapinea |
Pycnidia on cone scales. Aug. 26, 2002 |
| 1415151 |
Diplodia blight |
Sphaeropsis sapinea |
Pycnidia on the bark. Aug. 26, 2002 |
| 1415137 |
Diplodia blight |
Sphaeropsis sapinea |
Pycnidia on cone. Aug. 12, 2002 |
| 1406040 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 1406045 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 1406046 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 1406047 |
Sirococcus blight of conifers |
Sirococcus conigenus |
|
| 1371051 |
Diplodia blight |
Sphaeropsis sapinea |
Black spots (pyknidia) on the scales of pine cones. Filakovo, Slovakia |
| 1371110 |
Marssonina leaf spot |
Marssonina betulae |
Göttingen, Germany |
| 1361144 |
Diplodia blight |
Sphaeropsis sapinea |
Tip and shoot dieback |
| 1265065 |
eye spot |
Kabatiella zeae |
Symptoms on leaves consist of round-to-oval lesions (2-5 mm in diameter) with a tan-to-cream coloured centre and a brown margin surrounded by a yellowish halo, giving the characteristic 'eyespot' appearance. |
| 1265066 |
eye spot |
Kabatiella zeae |
Symptoms on leaves consist of round-to-oval lesions (2-5 mm in diameter) with a tan-to-cream coloured centre and a purple margin surrounded by a yellowish halo, giving the characteristic 'eyespot' appearance. |
| 1241510 |
Diplodia blight |
Sphaeropsis sapinea |
Pycnidia on twig. |
| 1241508 |
Diplodia blight |
Sphaeropsis sapinea |
Severely infected tree. |
| 1241509 |
Diplodia blight |
Sphaeropsis sapinea |
Close-up of infected twig. |
| 1436039 |
sorghum rough leaf spot |
Ascochyta sorghi |
|
| 4212097 |
Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
close-up view |
| 2250072 |
Diplodia blight |
Sphaeropsis sapinea |
tip dieback on ponderosa pine |
