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Image Subject Name Scientific Name Description
0656022 Dothistroma needle blight Mycosphaerella pini Mycosphaerella pini on Pinus maximinoi; note aggregated, strongly erumpent ascostromata with needle reddening. Compare with No. 0656021.
0656028 Tomato Black Ring Virus Nepovirus TBRV Chlorotic streaking in a leaf of strawberry cv. Talisman infected with tomato black ring nepovirus.
0656029 Tomato Black Ring Virus Nepovirus TBRV Chlorotic streaking in a leaf of strawberry cv. Talisman infected with tomato black ring nepovirus.
0656030 Tomato Black Ring Virus Nepovirus TBRV Chlorotic spots and ringspots in a leaf of raspberry cv. Malling Exploit infected with tomato black ring nepovirus.
0656027 Tomato Black Ring Virus Nepovirus TBRV Chlorotic spots and ringspots in a leaf of strawberry cv. Talisman, infected with tomato black ring nepovirus.
0656021 brown spot needle blight of pine Mycosphaerella dearnessii Mycosphaerella dearnessii on Pinus oocarpa; note linearly arranged, solitary erumpent ascostromata. Compare with No. 0656022
1265001 apple fruit moth Argyresthia conjugella In and on sewn berries of rowan, Sorbus aucuparia
0454074 old world bollworm, cotton bollworm Helicoverpa armigera Carnation flower heads damaged by Helicoverpa armigera, showing petals eaten away and entry holes of larvae.
0454075 old world bollworm, cotton bollworm Helicoverpa armigera Larva of Helicoverpa armigera in tomato fruit.
0454039 chrysanthemum white rust Puccinia horiana Lower surface of Puccinia horiana-infected chrysanthemum leaf, showing buff pink teliosori.
0454035 Red stele root rot of strawberry Phytophthora fragariae fragariae Strawberry runner root system infected by Phytophthora fragariae var. fragariae, showing typical rat's tail appearance.
0454020 ray (flower) blight of chrysanthemum Didymella ligulicola Chrysanthemum leaf with lesion caused by Didymella ligulicola.
0454023 potato wart disease Synchytrium endobioticum Synchytrium endobioticum: newly harvested, warted potato tubers of cv. Duke of York; note that some warts are already starting to rot.
0176068 Bean Common Mosaic Virus Potyvirus BCMV Mosaic symptoms caused by bean common mosaic potyvirus in Phaseolus vulgaris.
0176010 Tomato Yellow Leaf Curl Virus Begomovirus TYLCV Healthy and infected leaves.
0454017 Dutch elm disease Ophiostoma ulmi Cross section of an Ophiostoma ulmi-infected elm branch, showing characteristic dark spots in the wood.
1949020 Japanese pear rust Gymnosporangium asiaticum Telia of Gymnosporangium asiaticum on the alternate host Juniperus chinensis.
0725099 gangrene Phoma exigua var. foveata External symptoms of Phoma exigua var. foveata on potato tubers showing irregularly shaped, sunken lesions.
0660081 Raspberry Ringspot Virus Nepovirus RpRSV Raspberry ringspot nepovirus infection in raspberry cv. Malling Jewel, showing chlorotic blotches.
0660019 chrysanthemum leaf miner Liriomyza trifolii Serpentine mine of Liriomyza trifolii in chrysanthemum leaf.
0660012 white potato cyst nematode Globodera pallida Cysts of Globodera pallida.
0660013 yellow potato cyst nematode Globodera rostochiensis Cysts of Globodera rostochiensis.
0660008 rice white tip nematode Aphelenchoides besseyi Symptoms of Aphelenchoides besseyi on rice, showing distortion of flag leaves. Black and white image
0660011 potato rot nematode Ditylenchus destructor Internal symptoms of potato tuber infested with Ditylenchus destructor. Black and white image
0660003 San Jose scale Diaspidiotus perniciosus Quadraspidiotus perniciosus infestation of plum fruit.
0656097 Raspberry Ringspot Virus Nepovirus RpRSV Raspberry ringspot nepovirus infection in strawberry cv. Huxley, showing irregularly shaped chlorotic blotches, some with a necrotic centre. Black and white image
0656098 Strawberry Vein Banding Virus Caulimovirus SVBV Leaf symptoms of infection by strawberry veinbanding caulimovirus in Fragaria vesca (UC-1). Black and white image
0656089 ray (flower) blight of chrysanthemum Didymella ligulicola Symptoms of Didymella ligulicola on flowering stems of chrysanthemum. Black and white image
0656090 rust Puccinia pelargonii-zonalis Severe infection of pelargonium leaf by Puccinia pelargonii-zonalis showing characteristic concentric rings of uredosori.
0656091 gladiolus rust Uromyces transversalis Uredia of Uromyces transversalis on gladiolus leaf, showing sori typically elongated across the leaf.
0656084 ring rot of potato Clavibacter michiganensis ssp. sepedonicus Transverse section of potato tuber infected by Clavibacter michiganensis subsp. sepedonicus; showing discoloration of vascular ring and adjacent tissue, and bacterial ooze.
0656067 apple maggot Rhagoletis pomonella Adult Rhagoletis pomonella. Black and white image

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