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Dothideomycetes

Kingdom: Fungi
Phylum: Ascomycota
Subphylum: Pezizomycotina
Class: Dothideomycetes
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26 Images of 3 Subjects View Subject List View Image Details View Thumbnails

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Image Subject Name Scientific Name Description
5405252 anthracnose Aureobasidium apocryptum Upper surface of maple leaf with tan blotches having dark-green halos caused by the fungus Aureobasidium apocryptum.
5405253 anthracnose Aureobasidium apocryptum Upper surface of maple leaf with tan blotches having dark-green halos caused by the fungus Aureobasidium apocryptum.
5405254 anthracnose Aureobasidium apocryptum Close-up of upper surface of maple leaf with tan blotches having dark-green halos caused by the fungus Aureobasidium apocryptum.
5405255 anthracnose Aureobasidium apocryptum Close-up of lower surface of maple leaf with tan blotches having dark-green halos caused by the fungus Aureobasidium apocryptum.
5405256 anthracnose Aureobasidium apocryptum Close-up of lower surface of maple leaf showing one tan blotchy area having a dark-green halo caused by the fungus Aureobasidium apocryptum.
5405257 anthracnose Aureobasidium apocryptum Close-up of lower surface of maple leaf showing tan infected tissue caused by the fungus Aureobasidium apocryptum.  Note the lack of any signs of the pathogen.
5405258 anthracnose Aureobasidium apocryptum Lower surface of maple leaf stained to reveal random acervuli of the fungus Aureobasidium apocryptum.
5405259 anthracnose Aureobasidium apocryptum Lower surface of maple leaf stained to reveal a cluster of acervuli of the fungus Aureobasidium apocryptum.
5405260 anthracnose Aureobasidium apocryptum An acervulus with stained conidia of the fungus Aureobasidium apocryptum.
5405261 anthracnose Aureobasidium apocryptum An acervulus with stained conidia of the fungus Aureobasidium apocryptum.
5405262 anthracnose Aureobasidium apocryptum Conidia of the fungus Aureobasidium apocryptum.
5405340 Pseudocercospora leaf spot Pseudocercospora vitis Several leaves with large, brown blotches with yellow halos on the upper leaf surface caused by the fungus Pseudocercospora vitis.  Also on the leaves are angular tan to brown blocks of infected tissue mostly along the veins caused by the fungus Plasmopara cercidis.
5405341 Pseudocercospora leaf spot Pseudocercospora vitis Several leaves with large, brown blotches with yellow halos on the lower leaf surface caused by the fungus Pseudocercospora vitis.  Also on the leaves are angular tan to brown blocks of infected tissue mostly along the veins caused by the fungus Plasmopara cercidis.
5405342 Pseudocercospora leaf spot Pseudocercospora vitis A single leaf with large, brown blotches with yellow halos on the upper leaf surface caused by the fungus Pseudocercospora vitis.  Also on the leaves are angular tan to brown blocks of infected tissue mostly along the veins caused by the fungus Plasmopara cercidis.
5405343 Pseudocercospora leaf spot Pseudocercospora vitis A single leaf with large, brown blotches with yellow halos on the lower leaf surface caused by the fungus Pseudocercospora vitis.  Also on the leaves are white to gray-brown blocks of infected tissue mostly along the veins caused by the fungus Plasmopara
5405344 Pseudocercospora leaf spot Pseudocercospora vitis Close-up of a large, brown blotch on the upper leaf surface caused by the fungus Pseudocercospora vitis.
5405345 Pseudocercospora leaf spot Pseudocercospora vitis Light shown at a steep angle to the upper leaf surface surface illuminating random tufts which are "synnemata", the spore-producing bodies of the fungus Pseudocercospora vitis.
5405346 Pseudocercospora leaf spot Pseudocercospora vitis View across single spot with dark green-black "synnemata" of Pseudocercospora vitis, which are clusters of conidiophores and conidia, coming up from infected tissue.
5405347 Pseudocercospora leaf spot Pseudocercospora vitis Close-up view across single spot with dark green-black "synnemata" of Pseudocercospora vitis, which are clusters of conidiophores and conidia, coming up from infected tissue.
5405348 Pseudocercospora leaf spot Pseudocercospora vitis Close-up of single dark green-black "synnema" of Pseudocercospora vitis, which are clusters of conidiophores and conidia, coming up from infected tissue.
5369056 Septoria leaf spot and cankers Septoria spp. Dark brown, angular spots with gray flecks.
5369057 Septoria leaf spot and cankers Septoria spp. Close-up of the underside of the leaf showing dark brown, angular spots with gray flecks.
5369058 Septoria leaf spot and cankers Septoria spp. One infected area of leaf where dark brown, spore-producing bodies ("pycnidia") can be seen within the spots.
5369059 Septoria leaf spot and cankers Septoria spp. Close-up of infected area with dark brown, spore-producing bodies ("pycnidia").
5369060 Septoria leaf spot and cankers Septoria spp. Dark-field observation of long, thin spores of a species of the fungus Septoria.
5369061 Septoria leaf spot and cankers Septoria spp. Long, thin spores of a species of the fungus Septoria.

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