| Alternaria black molds / stem cankers |
Alternaria spp. |
3 |
| anthracnose |
Apiognomonia quercina |
2 |
| anthracnose |
Colletotrichum acutatum |
4 |
| anthracnose |
Colletotrichum spp. |
5 |
| anthracnose |
Gnomonia spp. |
1 |
| apple scab |
Venturia inaequalis |
5 |
| Arabis Mosaic Virus |
Nepovirus ArMV |
1 |
| Ascochyta fungi |
Ascochyta spp. |
8 |
| ash anthracnose |
Gnomoniella fraxini |
9 |
| ash leaf spot |
Mycosphaerella fraxinicola |
1 |
| ash rusts |
Puccinia sparganioides |
4 |
| birch rust |
Melampsoridium betulinum |
4 |
| black spot of elm |
Stegophora ulmea |
6 |
| Blumeriella leaf spot of cherry and plum |
Blumeriella jaapii |
2 |
| bronze leaf disease |
Apioplagiostoma populi |
24 |
| bronze leaf disease |
Apioplagiostoma spp. |
1 |
| canker and die back of Siberian Elm |
Tubercularia ulmea |
3 |
| cherry leaf spot |
Blumeria jaapii |
2 |
| crown rust |
Puccinia coronata |
2 |
| Diplodia blight |
Sphaeropsis sapinea |
1 |
| dogwood anthracnose |
Discula destructiva |
19 |
| downy spot |
Microstroma juglandis |
4 |
| Elytroderma needle cast of pine |
Elytroderma deformans |
1 |
| Embellisia skin blotch and bulb canker of garlic |
Embellisia allii |
2 |
| eye spot |
Phyllosticta minima |
13 |
| green alga |
Cephaleuros virescens |
3 |
| Guignardia blotch of buckeyes and horsechestnuts |
Guignardia aesculi |
10 |
| Gynosporanium rusts |
Gymnosporangium spp. |
1 |
| ink spot leaf blight |
Ciborinia whetzelii |
3 |
| Japanese pear scab |
Venturia nashicola |
1 |
| juniper-pear rust |
Gymnosporangium sabinae |
4 |
| leaf blister of birch |
Taphrina betulina |
6 |
| leaf blister of elm |
Taphrina ulmi |
1 |
| leaf blister of maple |
Taphrina sacchari |
2 |
| leaf blister of poplar |
Taphrina populina |
3 |
| leaf curl |
Taphrina communis |
3 |
| leaf mold |
Articularia quercina |
2 |
| leaf scorches |
|
7 |
| leaf spot |
Marssonia spp. |
1 |
| leaf spot |
Mycosphaerella alocasiae |
1 |
| leaf spot |
Mycosphaerella maculiformis |
3 |
| maple cankers |
Stegonsporium spp. |
2 |
| Marssonina blight of poplar |
Marssonina populi |
2 |
| Marssonina leaf spot |
Marssonina betulae |
1 |
| Marssonina leaf spot |
Marssonina juglandis |
4 |
| Marssonina leaf spot |
Marssonina salicicola |
5 |
| Marssonina leaf spot |
Marssonina tiliae |
1 |
| Marssonina leaf spot |
Marssonina tremulae |
5 |
| Marssonina leaf spots |
Marssonina spp. |
11 |
| Melampsora leaf rust |
Melampsora laricis-populina |
4 |
| Melampsora leaf rust |
Melampsora populnea f.sp. laricis |
4 |
| Melampsora rusts |
Melampsora spp. |
4 |
| mountain ash juniper rust |
Gymnosporangium cornutum |
4 |
| Mycosphaerella leaf spot |
Mycosphaerella microsora |
2 |
| oak anthracnose |
Apiognomonia errabunda |
28 |
| oak leaf blister |
Taphrina caerulescens |
36 |
| pecan scab |
Cladosporium caryigenum |
5 |
| Pestalotiopsis blight |
Pestalotiopsis quepinii |
2 |
| Phloeosporella fungus |
Phloeosporella padi |
1 |
| Phoma blight |
Phoma exigua var. exigua |
1 |
| Phyllosticta leaf spots |
Phyllosticta spp. |
1 |
| Phytophthora basal canker |
Phytophthora palmivora |
6 |
| Pleuroceras fungus |
Pleuroceras pseudoplatani |
1 |
| poplar rust |
Melampsora medusae |
6 |
| powdery mildew |
Erysiphe flexuosa |
2 |
| powdery mildew |
Erysiphe palczewskii |
2 |
| powdery mildew |
Microsphaera abbreviata |
1 |
| powdery mildew |
Microsphaera penicillata |
6 |
| powdery mildew |
Phyllactinia fraxini |
2 |
| powdery mildew |
Phyllactinia guttata |
5 |
| powdery mildew |
Phyllactinia spp. |
4 |
| powdery mildew |
Sawadaea tulasnei |
1 |
| powdery mildew of oak |
Microsphaera alphitoides |
24 |
| powdery mildews |
|
2 |
| Pseudocercospora leaf spot |
Pseudocercospora vitis |
9 |
| Repetophragma fungus |
Repetophragma wroblewski |
1 |
| rust |
Puccinia heliconiae |
1 |
| rusts |
|
2 |
| Sapstreak disease of maple |
Ceratocystis virescens |
1 |
| Septoria canker of poplar |
Mycosphaerella populorum |
1 |
| Septoria leaf spot |
Septoria betulae |
7 |
| Septoria leaf spot |
Septoria cornicola |
3 |
| Septoria leaf spot and canker |
Septoria musiva |
5 |
| Septoria leaf spot and canker |
Septoria populicola |
1 |
| Septoria leaf spot and cankers |
Septoria spp. |
11 |
| shepherd's crook leaf and shoot blight |
Venturia populina |
2 |
| shepherd's crook leaf and shoot blight |
Venturia tremulae |
3 |
| Stigmina fungus |
Wilsonomyces carpophilus |
1 |
| sycamore anthracnose |
Apiognomonia veneta |
15 |
| Taphrina flower fungus |
Taphrina johansonii |
1 |
| tar spot |
Phyllachora afzeliae |
2 |
| tar spot |
Rhytisma americanum |
2 |
| tar spot |
Rhytisma punctatum |
2 |
| tar spot of maple |
Rhytisma acerinum |
14 |
| tar spots |
Rhytisma spp. |
2 |
| tracheomycosis |
|
3 |
| Venturia leaf scabs and blights |
Venturia spp. |
2 |
| walnut anthracnose |
Gnomonia leptostyla |
8 |
| wheat stem rust |
Puccinia graminis |
5 |
| willow rust |
Melampsora salicina |
4 |
| willow scab |
Venturia saliciperda |
1 |
| witches broom rust |
Gymnosporangium nelsonii |
2 |
| zonate leaf spot |
Grovesinia pyramidalis |
5 |
