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    • Pathogenic Fungus
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Antirrhinum rust (Puccinia antirrhini) with pustules on underside of Snapdragon (Antirrhinum sp) leaf. Cultivated in garden, Berkshire, England, UK. August.
01635365
Nigel Cattlin / Antirrhinum rust (Puccinia antirrhini) with pustules on underside of Snapdragon (Antirrhinum sp) leaf. Cultivated in garden, Berkshire, England, UK. August.
Rose rust (Phragmidium mucronatum) pustules on underside of ornamental Rose (Rosa sp) leaf. Berkshire, England, UK. July.
01635351
Nigel Cattlin / Rose rust (Phragmidium mucronatum) pustules on underside of ornamental Rose (Rosa sp) leaf. Berkshire, England, UK. July.
Rose rust (Phragmidium mucronatum) lesions and chlorosis on ornamental Rose (Rosa sp) leaf. Berkshire, England, UK. July.
01635350
Nigel Cattlin / Rose rust (Phragmidium mucronatum) lesions and chlorosis on ornamental Rose (Rosa sp) leaf. Berkshire, England, UK. July.
Powdery mildew (Podosphaera pannosa) on Rose (Rosa sp) buds. Cultivated in garden, Berkshire, England, UK. June.
01635341
Nigel Cattlin / Powdery mildew (Podosphaera pannosa) on Rose (Rosa sp) buds. Cultivated in garden, Berkshire, England, UK. June.
Powdery mildew (Podosphaera pannosa) on Rose (Rosa sp) leaves. Cultivated in garden, Berkshire, England, UK. June.
01635340
Nigel Cattlin / Powdery mildew (Podosphaera pannosa) on Rose (Rosa sp) leaves. Cultivated in garden, Berkshire, England, UK. June.
Bud blast (Pycnostyzanus azaleae) disease on Rhododendron (Rhododendron sp) bud. In cultivation, Berkshire, England, UK. June.
01635338
Nigel Cattlin / Bud blast (Pycnostyzanus azaleae) disease on Rhododendron (Rhododendron sp) bud. In cultivation, Berkshire, England, UK. June.
Downy mildew (Peronospora parasitica) mycelium and lesion on underside of Oilseed rape (Brassica napus napus) leaf.
01631397
Nigel Cattlin / Downy mildew (Peronospora parasitica) mycelium and lesion on underside of Oilseed rape (Brassica napus napus) leaf.
Alder tongue gall caused by fungal plant pathogen (Taphrina alni) Bulgaria, August.
01491119
Kim Taylor / Alder tongue gall caused by fungal plant pathogen (Taphrina alni) Bulgaria, August.
Tissue moth (Triphosa dubitata) killed by entomopathogenic fungus in karstic cave. Slovenia, April.
01547938
Alex Hyde / Tissue moth (Triphosa dubitata) killed by entomopathogenic fungus in karstic cave. Slovenia, April.
Yellow dung fly (Scathophaga stercoraria) killed by pathogenic fungus of flies (Entomophthora muscae) clinging to vegetation with fungal fruiting bodies emerging from from its abdomen. Worcestershire,...
01514207
MYN / Tim Hunt / Yellow dung fly (Scathophaga stercoraria) killed by pathogenic fungus of flies (Entomophthora muscae) clinging to vegetation with fungal fruiting bodies emerging from from its abdomen. Worcestershire,...
Periodical Cicada (Magicicada septendecim) infected with pathogenic fungus (Massospora cicadina) Bear Mountain, Orange County, New York, USA, June.
01460361
Doug Wechsler / Periodical Cicada (Magicicada septendecim) infected with pathogenic fungus (Massospora cicadina) Bear Mountain, Orange County, New York, USA, June.
Coral Spot Fungus (Nectria cinnabarina) on branch, England
01436534
Adrian Davies / Coral Spot Fungus (Nectria cinnabarina) on branch, England
Coral Spot Fungus (Nectria cinnabarina) on branch, England
01436533
Adrian Davies / Coral Spot Fungus (Nectria cinnabarina) on branch, England
Yellow dung fly (Scathophaga stercoraria) killed by pathogenic fungus of flies (Entomophthora muscae) clinging to a thistle leaf with wings spread, Wiltshire pastureland, UK, June.
01419713
Nick Upton / Yellow dung fly (Scathophaga stercoraria) killed by pathogenic fungus of flies (Entomophthora muscae) clinging to a thistle leaf with wings spread, Wiltshire pastureland, UK, June.
Yellow Dung Fly (Scathophaga stercoraria) killed by pathogenic fungus of flies (Entomophthora muscae) clinging to vegetation with fungal fruiting bodies emerging from from its carapace. Wiltshire, UK,...
01352305
Nick Upton / Yellow Dung Fly (Scathophaga stercoraria) killed by pathogenic fungus of flies (Entomophthora muscae) clinging to vegetation with fungal fruiting bodies emerging from from its carapace. Wiltshire, UK,...
Fly (Diptera) killed by insect pathogenic fungus, Surrey, England
01236703
Kim Taylor / Fly (Diptera) killed by insect pathogenic fungus, Surrey, England
Rust fungus (Puccinia lagenophorae) growing on Groundsel (Senecio vulgaris) on black background, Surrey, UK. August.
01737968
Adrian Davies / Rust fungus (Puccinia lagenophorae) growing on Groundsel (Senecio vulgaris) on black background, Surrey, UK. August.
Primary infection of Apple mildew (Podosphaera leucotricha) on a terminal leaf cluster at the end of the branch of an orchard tree, Berkshire, UK. June.
01736549
Nigel Cattlin / Primary infection of Apple mildew (Podosphaera leucotricha) on a terminal leaf cluster at the end of the branch of an orchard tree, Berkshire, UK. June.
Primary infection of Apple mildew (Podosphaera leucotricha) on a terminal leaf cluster at the end of the branch of an orchard tree, Berkshire, UK. June.
01736548
Nigel Cattlin / Primary infection of Apple mildew (Podosphaera leucotricha) on a terminal leaf cluster at the end of the branch of an orchard tree, Berkshire, UK. June.
Hawthorn juniper rust (Gymnosporangium sp.) rust pustules, aecial horns and swellings on leaves and petioles and stems of hawthorn (Crataegus monogyna), Berkshire, UK. May.
01736544
Nigel Cattlin / Hawthorn juniper rust (Gymnosporangium sp.) rust pustules, aecial horns and swellings on leaves and petioles and stems of hawthorn (Crataegus monogyna), Berkshire, UK. May.
Hawthorn juniper rust (Gymnosporangium sp.) rust pustule swelling on the stem and spike of Hawthorn (Crataegus monogyna), Berkshire, UK. May.
01736543
Nigel Cattlin / Hawthorn juniper rust (Gymnosporangium sp.) rust pustule swelling on the stem and spike of Hawthorn (Crataegus monogyna), Berkshire, UK. May.
Hawthorn juniper rust (Gymnosporangium sp.) rust pustules lesion and aecial horns forming on upper leaf of Hawthorn (Crataegus monogyna), Berkshhire, UK. May.
01736542
Nigel Cattlin / Hawthorn juniper rust (Gymnosporangium sp.) rust pustules lesion and aecial horns forming on upper leaf of Hawthorn (Crataegus monogyna), Berkshhire, UK. May.
Hawthorn juniper rust (Gymnosporangium sp.) rust pustules, aecial horns and swellings on leaves, petioles and stems of Hawthorn (Crataegus monogyna), Berkshire, UK. May.
01736541
Nigel Cattlin / Hawthorn juniper rust (Gymnosporangium sp.) rust pustules, aecial horns and swellings on leaves, petioles and stems of Hawthorn (Crataegus monogyna), Berkshire, UK. May.
Hawthorn juniper rust (Gymnosporangium sp.) rust pustules, aecial horns and swellings on flower and peduncle of Hawthorn (Crataegus monogyna), Berkshire, UK. May.
01736540
Nigel Cattlin / Hawthorn juniper rust (Gymnosporangium sp.) rust pustules, aecial horns and swellings on flower and peduncle of Hawthorn (Crataegus monogyna), Berkshire, UK. May.
Hawthorn juniper rust (Gymnosporangium sp.) rust pustules, aecial horns and swellings on leaves, petioles and stems of Hawthorn (Crataegus monogyna), Berkshire, UK. May.
01736539
Nigel Cattlin / Hawthorn juniper rust (Gymnosporangium sp.) rust pustules, aecial horns and swellings on leaves, petioles and stems of Hawthorn (Crataegus monogyna), Berkshire, UK. May.
Pelargonium (Pelargonium zonalis) seedlings infected with damping off disease, caused by many possible soil-borne pathogens, Berksshire, UK. March.
01736529
Nigel Cattlin / Pelargonium (Pelargonium zonalis) seedlings infected with damping off disease, caused by many possible soil-borne pathogens, Berksshire, UK. March.
Shaggy bracket (Inonotus hispidus) growing on Ash (Fraxinus excelsior) tree trunk, Wiltshire, UK. September.
01713461
Nick Upton / Shaggy bracket (Inonotus hispidus) growing on Ash (Fraxinus excelsior) tree trunk, Wiltshire, UK. September.
A culture of the pathogenic fungus Rhizoctonia solani growing on a PDA nutrient plate.
01705207
Nigel Cattlin / A culture of the pathogenic fungus Rhizoctonia solani growing on a PDA nutrient plate.
Take-all (Gaeumannomyces tritici) fungal culture of disease pathogen on a PDA petri dish plate.
01705206
Nigel Cattlin / Take-all (Gaeumannomyces tritici) fungal culture of disease pathogen on a PDA petri dish plate.
A culture of Rice blast fungus (Magnaporthe grisea) growing on a PDA nutrient agar plate.
01705205
Nigel Cattlin / A culture of Rice blast fungus (Magnaporthe grisea) growing on a PDA nutrient agar plate.
Brown rust (Puccinia recondita f.sp. tritici) pustules on flag leaves and ears of unripe Wheat (Triticum aestivum) crop, England, UK. July.
01705200
Nigel Cattlin / Brown rust (Puccinia recondita f.sp. tritici) pustules on flag leaves and ears of unripe Wheat (Triticum aestivum) crop, England, UK. July.
Whitehead / Blank ear disease in green ear of Wheat (Triticum aestivum) crop, caused by Fusarium foot rot (Fusarium sp.). June.
01705197
Nigel Cattlin / Whitehead / Blank ear disease in green ear of Wheat (Triticum aestivum) crop, caused by Fusarium foot rot (Fusarium sp.). June.
Septoria leaf blotch / Septoria leaf spot (Zymoseptoria tritici) lesion showing pycnidia in Wheat (Triticum aestivum) leaf, close up.
01705194
Nigel Cattlin / Septoria leaf blotch / Septoria leaf spot (Zymoseptoria tritici) lesion showing pycnidia in Wheat (Triticum aestivum) leaf, close up.
Yellow rust / Wheat stripe rust (Puccinia striiformis f.sp. tritici) sporulating pustules on a Wheat (Triticum aestivum) leaf, close up.
01705193
Nigel Cattlin / Yellow rust / Wheat stripe rust (Puccinia striiformis f.sp. tritici) sporulating pustules on a Wheat (Triticum aestivum) leaf, close up.
Septoria leaf spot / Septoria nodorum blotch (Phaeosphaeria nodorum) necrotic disease lesions on Wheat (Triticum aestivum) leaves, close up.
01705186
Nigel Cattlin / Septoria leaf spot / Septoria nodorum blotch (Phaeosphaeria nodorum) necrotic disease lesions on Wheat (Triticum aestivum) leaves, close up.
Loose wheat smut (Ustilago nuda f.sp. tritici) on Wheat (Triticum aestivum) ears where fungal smut has replaced the grain in awned ears of wheat, Germany. May.
01705183
Nigel Cattlin / Loose wheat smut (Ustilago nuda f.sp. tritici) on Wheat (Triticum aestivum) ears where fungal smut has replaced the grain in awned ears of wheat, Germany. May.
Loose wheat smut (Ustilago nuda f.sp. tritici) on Wheat (Triticum aestivum) ears where fungal smut has replaced the grain in awned ears of wheat, Germany. May.
01705182
Nigel Cattlin / Loose wheat smut (Ustilago nuda f.sp. tritici) on Wheat (Triticum aestivum) ears where fungal smut has replaced the grain in awned ears of wheat, Germany. May.
Ears of unripe Barley (Hordeum vulgare) infected with Loose smut (Ustilago nuda) where black fungal smut has replaced the grain. May.
01705181
Nigel Cattlin / Ears of unripe Barley (Hordeum vulgare) infected with Loose smut (Ustilago nuda) where black fungal smut has replaced the grain. May.
Strawberry red core / Red stele (Phytophthora fragariae) showing red colour of diseased root in section.
01704378
Nigel Cattlin / Strawberry red core / Red stele (Phytophthora fragariae) showing red colour of diseased root in section.
Narcissus smoulder (Botrytis narcissicola) stem base sclerotia on a Narcissus (Narcissus sp.) plant stem.
01704377
Nigel Cattlin / Narcissus smoulder (Botrytis narcissicola) stem base sclerotia on a Narcissus (Narcissus sp.) plant stem.
Narcissus smoulder (Botrytis narcissicola) stem base sclerotia on a Narcissus (Narcissus sp.) plant stem.
01704376
Nigel Cattlin / Narcissus smoulder (Botrytis narcissicola) stem base sclerotia on a Narcissus (Narcissus sp.) plant stem.
Leaf canker (Leptosphaeria maculans) lesion with black pycnidia on the leaf of Oilseed rape (Brassica napus) .
01704372
Nigel Cattlin / Leaf canker (Leptosphaeria maculans) lesion with black pycnidia on the leaf of Oilseed rape (Brassica napus) .
Banana (Musa sp.) plantation severely affected and diseased by Yellow sigatoka (Mycosphaerella musicola) disease, Thailand, South East Asia.
01693340
Nigel Cattlin / Banana (Musa sp.) plantation severely affected and diseased by Yellow sigatoka (Mycosphaerella musicola) disease, Thailand, South East Asia.
Irrigated Banana (Musa sp.) plantation severely affected and diseased by Yellow sigatoka (Mycosphaerella musicola) disease, Thailand, South East Asia.
01693339
Nigel Cattlin / Irrigated Banana (Musa sp.) plantation severely affected and diseased by Yellow sigatoka (Mycosphaerella musicola) disease, Thailand, South East Asia.
Papaya black spot (Asperisporium caricae) fungal disease on Papaya (Carica papaya) leaf and fruit, South Africa.
01693313
Nigel Cattlin / Papaya black spot (Asperisporium caricae) fungal disease on Papaya (Carica papaya) leaf and fruit, South Africa.
Papaya black spot (Asperisporium caricae) fungal disease on Papaya (Carica papaya) leaf, South Africa.
01693312
Nigel Cattlin / Papaya black spot (Asperisporium caricae) fungal disease on Papaya (Carica papaya) leaf, South Africa.
Olive peacock spot (Spilocaea oleaginea), a leaf spot and chlorosis on Olive (Olea sp.) leaves, South Africa.
01693310
Nigel Cattlin / Olive peacock spot (Spilocaea oleaginea), a leaf spot and chlorosis on Olive (Olea sp.) leaves, South Africa.
Dead Juniper (Juniperus sp.) bushes killed by fungus (Phytophthora austrocedrae), Austwick, Yorkshire Dales National Park, Yorkshire, UK. July 2020
01692665
Ashley Cooper / Dead Juniper (Juniperus sp.) bushes killed by fungus (Phytophthora austrocedrae), Austwick, Yorkshire Dales National Park, Yorkshire, UK. July 2020
Dead Juniper (Juniperus sp.) bushes killed by fungus (Phytophthora austrocedrae), Austwick, Yorkshire Dales National Park, Yorkshire, UK. July.
01692664
Ashley Cooper / Dead Juniper (Juniperus sp.) bushes killed by fungus (Phytophthora austrocedrae), Austwick, Yorkshire Dales National Park, Yorkshire, UK. July.
Stem end rot (Lasiodiplodia theobromae) on stored lemon (Citrus limon) fruit crop.
01689753
Nigel Cattlin / Stem end rot (Lasiodiplodia theobromae) on stored lemon (Citrus limon) fruit crop.
Black spot / Anthracnose (Colletotrichum gloeosporoides) spotting lesions and damage to a Mango tree (Mangifera indica) leaf, Thailand, South East Asia.
01689716
Nigel Cattlin / Black spot / Anthracnose (Colletotrichum gloeosporoides) spotting lesions and damage to a Mango tree (Mangifera indica) leaf, Thailand, South East Asia.
Black spot / Anthracnose (Colletotrichum gloeosporoides) spotting lesions and damage to a Mango tree (Mangifera indica) leaf, Thailand, South East Asia.
01689715
Nigel Cattlin / Black spot / Anthracnose (Colletotrichum gloeosporoides) spotting lesions and damage to a Mango tree (Mangifera indica) leaf, Thailand, South East Asia.
Cobweb disease (Hypomyces rosellus or Cladobotryum dendroides) disease filaments developing on cultivated mushrooms (Agaricus bisporus).
01689692
Nigel Cattlin / Cobweb disease (Hypomyces rosellus or Cladobotryum dendroides) disease filaments developing on cultivated mushrooms (Agaricus bisporus).
Cobweb disease (Hypomyces rosellus or Cladobotryum dendroides) disease filaments developing on cultivated mushrooms (Agaricus bisporus).
01689691
Nigel Cattlin / Cobweb disease (Hypomyces rosellus or Cladobotryum dendroides) disease filaments developing on cultivated mushrooms (Agaricus bisporus).
Symptoms of Foot rot (Fusarium solani f.sp. viciae) on Field bean (Vicia faba) stem bases.
01689679
Nigel Cattlin / Symptoms of Foot rot (Fusarium solani f.sp. viciae) on Field bean (Vicia faba) stem bases.
Symptoms of Foot rot (Fusarium solani f.sp. viciae) on Field bean (Vicia faba) stem bases.
01689678
Nigel Cattlin / Symptoms of Foot rot (Fusarium solani f.sp. viciae) on Field bean (Vicia faba) stem bases.
Light patches of grass infected with Dollar spot (Clarireedia sp.) on golf course with comparison to healthy treated area, USA.
01689669
Nigel Cattlin / Light patches of grass infected with Dollar spot (Clarireedia sp.) on golf course with comparison to healthy treated area, USA.
Maize / Corn smut (Ustilago maydis) swollen, distorted kernels with dark smut spores forming tumours on the corn (Zea mays) cob, USA.
01689659
Nigel Cattlin / Maize / Corn smut (Ustilago maydis) swollen, distorted kernels with dark smut spores forming tumours on the corn (Zea mays) cob, USA.
Bakanae disease (Gibberella fujikuroi) showing abnormal tall, green, extended leaves from Rice (Oryza sativa) plants in a ripening crop, Thailand, South East Asa. can from film.
01689657
Nigel Cattlin / Bakanae disease (Gibberella fujikuroi) showing abnormal tall, green, extended leaves from Rice (Oryza sativa) plants in a ripening crop, Thailand, South East Asa. can from film.