BioInfo (UK)

Lycopersicon esculentum Mill. (Tomato)

NBN NBN (data.nbn.org.uk) has the UK distribution map of Lycopersicon esculentum (Tomato)

Suggested Literature

Lycopersicon esculentum may be covered by literature listed under:

BIOTA
(living things)
Eukaryota
(eukaryotes)
PLANTAE
(plants)
TRACHEOPHYTA
(vascular plants)
MAGNOLIOPSIDA
(flowering plants)

Feeding and other inter-species relationships

Associated with Lycopersicon esculentum:

(dead) dead is decayed by effuse colony of Stemphylium dematiaceous anamorph Stemphylium vesicarium - an ascomycete (Pleosporales: Pleosporaceae) Ellis, M.B. & J.P., 1997
(dead) dead is decayed by immersed, becoming erumpeny conidioma of Strasseria coelomycetous anamorph Strasseria geniculata - a coelomycete UK/Ireland Dennis, R.W.G., 1995
(live) live is parasitised by Golovinomyces orontii - a polyphagous powdery mildew (Erysiphales: Erysiphaceae) UK/Ireland Ing, B., 1990
(live) live may be infected and damaged by Alternaria dematiaceous anamorph Alternaria solani - Potato and Tomato Early Blight - causative organism (Pleosporales: Pleosporaceae) UK/Ireland Moore, W.C., 1959 [causes Alternaria Blight]
(rotten) rotten is decayed by effuse colony of Trichocladium dematiaceous anamorph Trichocladium asperum - a dematiaceous anamorphic fungus (Sordariales: Chaetomiaceae) Kirk, P.M., 1994
may be infected and damaged by Burkholderia cepacia - a plant pathogenic pseudomonad Saddler, G.S., 1994
may be infected and damaged by Verticillium - a genus of anamorphic fungi (Plectosphaerellaceae) Ellis, M.B. & J.P., 1997 [causes wilt diseases. Cultural studies needed for identification.]
may be infected and damaged by colony of Fusarium anamorph Fusarium oxysporum f.sp. lycopersici - Fusarium Wilt Of Tomato - causative organism (Hypocreales: Nectriaceae) UK/Ireland Dennis, R.W.G., 1995
may be infected and damaged by Armillaria mellea s.l. - honey fungi (Agaricales: Physalacriaceae) UK/Ireland Moore, W.C., 1959
may be infected and damaged by Pepino Mosaic virus - Pepino Mosaic Disease Of Tomato - causative organism UK/Ireland anon., 2007a
may be infected and damaged by Tomato Spotted Wilt virus - TSWV Kirk, W.D.J., 1996
has sap sucked by Bemisia tabaci - (Tobacco Whitefly, Sweet-potato Whitefly) (Hemiptera: Aleyrodidae) UK/Ireland Captivity Northing, P., 2011
has sap sucked by Myzus (Nectarosiphon) persicae - Peach-potato Aphid (Hemiptera: Aphididae) Buczacki, S. & Harris, K., 1998
has sap sucked by Phenacoccus - a genus of alien mealybugs (Hemiptera: Pseudococcidae) Foreign Major Malumphy, C., 2010
corky root corky root may be infected and damaged by mycelium Pyrenochaeta lycopersici - a coelomycete UK/Ireland Dennis, R.W.G., 1995,
Ellis, M.B. & J.P., 1997 [causes "Brown Root Rot". Cultural studies needed for identification.]
fruit (aborted ("dry set")) aborted ("dry set") fruit may be infected and damaged by Tobacco Mosaic virus - TMV, Tomato Common Mosaic Disease (Causative Organims) Buczacki, S. & Harris, K., 1998 [causes Tomato Common Mosaic disease]
fruit (browned or russeted) browned or russeted fruit is parasitised by Aculops lycopersici - Tomato Russet Mite (Trombidiformes: Eriophyidae) UK/Ireland Ostojá-Starzewski, J., 2010
fruit (distorted or marbled) distorted or marbled fruit may be infected and damaged by Clavibacter michiganensis ssp. michiganensis - Cmm, Tomato Bacterial Canker - causative organism Foreign anon., 2010a [causes superficial raised pustules ("bird's eye spots")]
fruit (esp. near ground) (live) live fruit (esp. near ground) may be infected and damaged by Phytophthora nicotianae - Tomato Buck-eye Rot - causative organism (Peronosporales: Peronosporaceae) Major Buczacki, S. & Harris, K., 1998 [causes grey-brown enlarging spots with concentric (eye-like) circles within.]
fruit (live, green) live, green fruit may be infected and damaged by subepidermal then erumpent, brown or brownish black pycnidium of Ascochyta coelomycetous anamorph Didymella lycopersici - Tomato Stem and Fruit Rot - causative organism (Pleosporales: Didymellaceae) UK/Ireland Major Ellis, M.B. & J.P., 1997 [causes fruit rot]
fruit (live, green) live, green fruit may be infected and damaged by erumpent pycnidium of Phoma coelomycetous anamorph Phoma destructiva - a coelomycete (Pleosporales) UK/Ireland Dennis, R.W.G., 1995,
Ellis, M.B. & J.P., 1997
fruit (live, ripe, rotten) live, ripe, rotten fruit is foodplant of acervulus of Colletotrichum coelomycetous anamorph Glomerella phomoides - Ripe Rot Of Tomato - causative organism (Glomerellaceae) UK/Ireland Moore, W.C., 1959
fruit (live, ripe) live, ripe fruit may be infected and damaged by subepidermal then erumpent, brown or brownish black pycnidium of Ascochyta coelomycetous anamorph Didymella lycopersici - Tomato Stem and Fruit Rot - causative organism (Pleosporales: Didymellaceae) UK/Ireland Major Ellis, M.B. & J.P., 1997 [causes fruit rot]
fruit (live, ripe) live, ripe fruit may be infected and damaged by erumpent pycnidium of Phoma coelomycetous anamorph Phoma destructiva - a coelomycete (Pleosporales) UK/Ireland Dennis, R.W.G., 1995,
Ellis, M.B. & J.P., 1997
fruit (live) live fruit is mined by larva Keiferia lycopersicella - (Tomato Pinworm (TPW)) (Lepidoptera: Gelechiidae) Foreign anon., 2010b
fruit (live) live fruit is grazed by caterpillar Lacanobia oleracea - Bright-line Brown-eye, Tomato Moth (Lepidoptera: Noctuidae) Major Captivity Buczacki, S. & Harris, K., 1998 [in greenhouses]
fruit (live) live fruit may be infected and damaged by colony Phytophthora infestans - Potato Blight, Potato Late Blight & Tomato Blight (Causative Agent) (Peronosporales: Peronosporaceae) Ellis, M.B. & J.P., 1997 [causes "Tomato Late Blight", common on outdoor plants in wet seasons Causes brown or blackish-brown blotches. Fruit later rot.]
fruit (live) live fruit may be infected and damaged by Cladosporium dematiaceous anamorph Passalora fulva - Tomato Leaf Mould Disease - causative organism (Capnodiales: Mycosphaerellaceae) UK/Ireland Rare Moore, W.C., 1959
fruit (live) live fruit may be infected and damaged by immersed pseudothecium Didymella lycopersici - Tomato Stem and Fruit Rot - causative organism (Pleosporales: Didymellaceae) Ellis, M.B. & J.P., 1997 [causes fruit rot]
fruit (live) live fruit may be infected and damaged by Botrytis dematiaceous anamorph Botrytis cinerea - Grey Mould, Soft Rot Of Fruit, Tomato Ghost Spot Disease - causative organism (Helotiales: Sclerotiniaceae) Captivity Buczacki, S. & Harris, K., 1998 [causes tiny pale rings with raised brown dots in the centre: "Tomato Ghost Spot" disease],
Ellis, M.B. & J.P., 1997 [causes stem, leaf and fruit rot in cold greenhouses]
fruit (live) live fruit is spotted by scattered, black pycnidium of Septoria coelomycetous anamorph Septoria lycopersici - Tomato Leaf Spot - causative organism (Capnodiales: Mycosphaerellaceae) UK/Ireland Restricted Buczacki, S. & Harris, K., 1998 [causes circular or angular water-soaked spots which beome brown or grey, with dark margins]
fruit (live) live fruit is spotted by Alternaria dematiaceous anamorph Alternaria tomato - a dematiaceous anamorphic fungus (Pleosporales: Pleosporaceae) Ellis, M.B. & J.P., 1997 [causes spots which resemble the heads of nails]
fruit (rotten) rotten fruit may be infected and damaged by subepidermal then erumpent, brown or brownish black pycnidium of Ascochyta coelomycetous anamorph Didymella lycopersici - Tomato Stem and Fruit Rot - causative organism (Pleosporales: Didymellaceae) UK/Ireland Major Ellis, M.B. & J.P., 1997 [causes fruit rot]
fruit (rotten) rotten fruit may be infected and damaged by immersed pseudothecium Didymella lycopersici - Tomato Stem and Fruit Rot - causative organism (Pleosporales: Didymellaceae) Ellis, M.B. & J.P., 1997 [causes fruit rot]
fruit (sepal end) (rotting) rotting fruit (sepal end) may be infected and damaged by Alternaria dematiaceous anamorph Alternaria solani - Potato and Tomato Early Blight - causative organism (Pleosporales: Pleosporaceae) UK/Ireland Buczacki, S. & Harris, K., 1998,
Dennis, R.W.G., 1995
fruit fruit is mined by larva Tuta absoluta - Tomato Leaf Miner, South American Tomato Moth (Lepidoptera: Gelechiidae) Foreign Major Potting, R., 2009
fruit fruit may be infected and damaged by colony Erwinia carotovora - Bacterial Soft Rot Buczacki, S. & Harris, K., 1998
leaf (browned or russeted) browned or russeted leaf is parasitised by Aculops lycopersici - Tomato Russet Mite (Trombidiformes: Eriophyidae) UK/Ireland Ostojá-Starzewski, J., 2010
leaf (dead) dead leaf is decayed by effuse colony of Trichoderma anamorph Trichoderma longibrachiatum - an anamorphic fungus (Hypocreales: Hypocreaceae) UK/Ireland Major Dennis, R.W.G., 1995,
Ellis, M.B. & J.P., 1997
leaf (distorted, mottled) distorted, mottled leaf may be infected and damaged by Tomato Aspermy virus - a phytopathogenic virus Buczacki, S. & Harris, K., 1998
leaf (live, yellowing then shrivelling) live, yellowing then shrivelling leaf is spotted by amphigenous, scattered, black pycnidium of Septoria coelomycetous anamorph Septoria lycopersici - Tomato Leaf Spot - causative organism (Capnodiales: Mycosphaerellaceae) UK/Ireland Restricted Buczacki, S. & Harris, K., 1998 [causes circular or angular water-soaked spots which beome brown or grey, with dark margins]
leaf (live) live leaf is foodplant of larva Leptinotarsa decemlineata - Colorado Beetle (Coleoptera: Chrysomelidae) Buczacki, S. & Harris, K., 1998
leaf (live) live leaf is foodplant of adult Leptinotarsa decemlineata - Colorado Beetle (Coleoptera: Chrysomelidae) Buczacki, S. & Harris, K., 1998
leaf (live) live leaf is foodplant of larva Thrips tabaci - Onion Thrips (Thysanoptera: Thripidae) Buczacki, S. & Harris, K., 1998
leaf (live) live leaf is foodplant of adult Thrips tabaci - Onion Thrips (Thysanoptera: Thripidae) Buczacki, S. & Harris, K., 1998
leaf (live) live leaf is mined by larva Liriomyza bryoniae - a leaf-mining fly (Diptera: Agromyzidae) UK/Ireland Spencer, K.A., 1972 [short irregular linear mine]
leaf (live) live leaf is mined by larva Keiferia lycopersicella - (Tomato Pinworm (TPW)) (Lepidoptera: Gelechiidae) Foreign anon., 2010b
leaf (live) live leaf is grazed by caterpillar Lacanobia oleracea - Bright-line Brown-eye, Tomato Moth (Lepidoptera: Noctuidae) Major Captivity Buczacki, S. & Harris, K., 1998 [in greenhouses]
leaf (live) live leaf is grazed by caterpillar Mamestra brassicae - Cabbage Moth (Lepidoptera: Noctuidae) Buczacki, S. & Harris, K., 1998
leaf (live) live leaf may be infected and damaged by colony Pseudomonas syringae pv. delphinii - Delphinium Black Blotch - causative organism (Pseudomonadales: Pseudomonadaceaea) Foreign Buczacki, S. & Harris, K., 1998 [probably causes "Tomato Speck' disease (small irregular leaf-spots)]
leaf (live) live leaf may be infected and damaged by hypophyllous, effuse colony of Mycovellosiella anamorph Passalora fulva - Tomato Leaf Mould Disease - causative organism (Capnodiales: Mycosphaerellaceae) UK/Ireland Restricted Captivity Buczacki, S. & Harris, K., 1998 [causes greyish patches which soon turn yellow on upper surface above infection],
Dennis, R.W.G., 1995 [ubiquitous under glass],
Ellis, M.B. & J.P., 1997 [Leaf mould disease, especially of plants grown under glass. Upper leaf surface yellowish then reddish brown.]
leaf (live) live leaf may be infected and damaged by Cladosporium dematiaceous anamorph Passalora fulva - Tomato Leaf Mould Disease - causative organism (Capnodiales: Mycosphaerellaceae) UK/Ireland Moore, W.C., 1959
leaf (live) live leaf may be infected and damaged by immersed pseudothecium Didymella lycopersici - Tomato Stem and Fruit Rot - causative organism (Pleosporales: Didymellaceae) Ellis, M.B. & J.P., 1997
leaf (live) live leaf may be infected and damaged by subepidermal then erumpent, brown or brownish black pycnidium of Ascochyta coelomycetous anamorph Didymella lycopersici - Tomato Stem and Fruit Rot - causative organism (Pleosporales: Didymellaceae) UK/Ireland Major Buczacki, S. & Harris, K., 1998,
Ellis, M.B. & J.P., 1997
leaf (live) live leaf may be infected and damaged by amphigenous colony of Mycocentrospora anamorph Mycocentrospora acerina - Carrot Liquorice Rot, Celery Crown or Crown and Stalk Rot (causative organisms) (Pleosporales) Captivity Braun, U., 1995
leaf (live) live leaf may be infected and damaged by Botrytis dematiaceous anamorph Botrytis cinerea - Grey Mould, Soft Rot Of Fruit, Tomato Ghost Spot Disease - causative organism (Helotiales: Sclerotiniaceae) Captivity Ellis, M.B. & J.P., 1997 [causes stem, leaf and fruit rot in cold greenhouses]
leaf (live) live leaf is spun by caterpillar Cacoecimorpha pronubana - Carnation Tortrix, Mediterranean Leaf Roller (Lepidoptera: Tortricidae) Major MacLeod, A., 2009
leaf (live) live leaf is spotted by colony Phytophthora infestans - Potato Blight, Potato Late Blight & Tomato Blight (Causative Agent) (Peronosporales: Peronosporaceae) Buczacki, S. & Harris, K., 1998 [causes dark brown-black blotches, sometimes with paler margins, esp. at tip or edge of leaf.],
Ellis, M.B. & J.P., 1997 [causes "Tomato Late Blight", common on outdoor plants in wet seasons. Causes dark-brown or blackish-purple areas.]
leaf (live) live leaf is spotted by Alternaria dematiaceous anamorph Alternaria solani - Potato and Tomato Early Blight - causative organism (Pleosporales: Pleosporaceae) UK/Ireland Buczacki, S. & Harris, K., 1998 [causes dark brown-black concentrically-zoned, more or less angular spots, bounded by leaf veins],
Dennis, R.W.G., 1995,
Ellis, M.B. & J.P., 1997 [causes zonate brown spots]
leaf (live) live leaf is spotted by Alternaria dematiaceous anamorph Alternaria tomato - a dematiaceous anamorphic fungus (Pleosporales: Pleosporaceae) Ellis, M.B. & J.P., 1997 [causes small sunken blackish-brown spots, which tend to become pale in the centre]
leaf (live) live leaf may shelter hypophyllous egg Mamestra brassicae - Cabbage Moth (Lepidoptera: Noctuidae) Buczacki, S. & Harris, K., 1998
leaf (lower) (brown, dead) brown, dead leaf (lower) may be infected and damaged by colony Clavibacter michiganensis ssp. michiganensis - Cmm, Tomato Bacterial Canker - causative organism UK/Ireland Buczacki, S. & Harris, K., 1998
leaf (puckered, dwarfed, narrowed, indented ("fern leaf"), sometimes tendril-like) puckered, dwarfed, narrowed, indented ("fern leaf"), sometimes tendril-like leaf may be infected and damaged by Tobacco Mosaic virus - TMV, Tomato Common Mosaic Disease (Causative Organims) Buczacki, S. & Harris, K., 1998 [causes Tomato Common Mosaic disease]
leaf (scorched, wilted) scorched, wilted leaf may be infected and damaged by Clavibacter michiganensis ssp. michiganensis - Cmm, Tomato Bacterial Canker - causative organism Foreign anon., 2010a
leaf (upper) (yellowed, wilting) yellowed, wilting leaf (upper) may be infected and damaged by colony Pseudomonas corrugata - Tomato Pith Necrosis - causative organism (Pseudomonadales: Pseudomonadaceaea) Buczacki, S. & Harris, K., 1998
leaf (variably coloured (indefinite pale green patches to bright yellow and green mosiac) mottling, narrowed and indented ("fern leaf")) variably coloured (indefinite pale green patches to bright yellow and green mosiac) mottling, narrowed and indented ("fern leaf") leaf may be infected and damaged by Cucumber Mosaic virus - a phytopathogenic virus Buczacki, S. & Harris, K., 1998
leaf (variably coloured (indefinite pale green patches to bright yellow and green mosiac) mottling) variably coloured (indefinite pale green patches to bright yellow and green mosiac) mottling leaf may be infected and damaged by Tobacco Mosaic virus - TMV, Tomato Common Mosaic Disease (Causative Organims) Buczacki, S. & Harris, K., 1998 [causes Tomato Common Mosaic disease]
leaf (young) (live, slightly distorted and discoloured) live, slightly distorted and discoloured leaf (young) has sap sucked by Aulacorthum solani - Glasshouse and Potato Aphid (Hemiptera: Aphididae) Buczacki, S. & Harris, K., 1998
leaf (young) (wilting on sunny days) wilting on sunny days leaf (young) may be infected and damaged by Tobacco Mosaic virus - TMV, Tomato Common Mosaic Disease (Causative Organims) Buczacki, S. & Harris, K., 1998 [causes Tomato Common Mosaic disease]
leaf leaf is mined by larva Tuta absoluta - Tomato Leaf Miner, South American Tomato Moth (Lepidoptera: Gelechiidae) Foreign Major Potting, R., 2009
leaf leaf may be infected and damaged by hypophyllous sporangium Peronospora hyoscyami f.sp. tabacina - Tobacco Blue Mould (Peronosporales: Peronosporaceae) Foreign Buczacki, S. & Harris, K., 1998
plant (bushy) bushy plant may be infected and damaged by Tomato Aspermy virus - a phytopathogenic virus Buczacki, S. & Harris, K., 1998
plant (stunted, yellowed) stunted, yellowed plant may be infected and damaged by Columnea Latent viroid - CLVd UK/Ireland anon., 2007a,
Sansford, C. & Morris, J., 2009
plant (stunted, yellowed) stunted, yellowed plant may be infected and damaged by Potato Spindle Tuber viroid - PSTVd UK/Ireland anon., 2007a
plant (wilted) wilted plant may be infected and damaged by colony Clavibacter michiganensis ssp. michiganensis - Cmm, Tomato Bacterial Canker - causative organism UK/Ireland Buczacki, S. & Harris, K., 1998
root (brown lesioned) brown lesioned root may be infected and damaged by Fusarium anamorph Fusarium oxysporum f.sp. radicis-lycopersici - an anamorphic fungus (FORL) (Hypocreales: Nectriaceae) Brayford, D., 1996
root (brwon rotten) brwon rotten root may be infected and damaged by Chaetomium cochliodes - an ascomycete (Sordariales: Chaetomiaceae) UK/Ireland Moore, W.C., 1959
root (cysted) cysted root is galled by Globodera pallida - White Potato Cyst Eelworm, Golden Nematode (Tylenchida: Heteroderidae) UK/Ireland Buczacki, S. & Harris, K., 1998 [root cysts 0.5mm diam. Plant growth is checked, yields reduced; plants yellow and die if infection is severe. Mainly northern in England.]
root (cysted) cysted root is galled by Globodera rostochiensis - Golden Nematode, Yellow Potato Cyst Eelworm, (Tylenchida: Heteroderidae) UK/Ireland Buczacki, S. & Harris, K., 1998 [root cysts 0.5mm diam. Plant growth is checked, yields reduced; plants yellow and die if infection is severe. Mainly southern in England.]
root (dead) dead root is decayed by colony of Gilmaniella dematiaceous anamorph Gilmaniella humicola - a dematiaceous ascomycete UK/Ireland Dennis, R.W.G., 1995
root (live) live root is galled by Spongospora subterranea f. subterranea - Powdery Potato Scab (Plasmodiophorida: Plasmodiophoridae) UK/Ireland Buczacki, S. & Harris, K., 1998 [causes small galls],
Dennis, R.W.G., 1995
root (live) live root is parasitised by appressorium of Arthrobotrys anamorph Arthrobotrys oligospora - a nematode-trapping anamorphic fungus (Orbiliales: Orbiliaceae) Captivity Nordbring-Hertz, B., 2004
root (live) live root may be infected and damaged by acervulus of Colletotrichum coelomycetous anamorph Colletotrichum coccodes - Potato and Tomato Black Dot Disease - causative organism (Glomerellaceae) Major Buczacki, S. & Harris, K., 1998,
Ellis, M.B. & J.P., 1997 [causes "black dot" disease]
root (live) live root may be infected and damaged by abundant, minute sclerotium of Colletotrichum coelomycetous anamorph Colletotrichum coccodes - Potato and Tomato Black Dot Disease - causative organism (Glomerellaceae) Major Buczacki, S. & Harris, K., 1998,
Ellis, M.B. & J.P., 1997 [causes "black dot" disease]
root root is galled by Meloidogyne - root-knot eelworms (Tylenchida: Meloidogynidae) Major Buczacki, S. & Harris, K., 1998
root root is galled by Meloidogyne incognita - Potato Root-knot Nematode (Tylenchida: Meloidogynidae) anon., 2007b
shoot (young) (live) live shoot (young) has sap sucked by Macrosiphum (Macrosiphum) euphorbiae - Potato Aphid (Hemiptera: Aphididae) Buczacki, S. & Harris, K., 1998
stem (base) (dry, brittle) dry, brittle stem (base) may be infected and damaged by abundant, sessile sporodochium of Myrothecium dematiaceous anamorph Myrothecium roridum - Viola Stem Rot - causative organism (Hypocreales) Buczacki, S. & Harris, K., 1998
stem (base) (live) live stem (base) may be infected and damaged by acervulus of Colletotrichum coelomycetous anamorph Colletotrichum coccodes - Potato and Tomato Black Dot Disease - causative organism (Glomerellaceae) Major Buczacki, S. & Harris, K., 1998 [causes dark brown-black lesions, with violet coloured mycelium in the flesh below.],
Ellis, M.B. & J.P., 1997
stem (base) (live) live stem (base) may be infected and damaged by abundant, minute sclerotium of Colletotrichum coelomycetous anamorph Colletotrichum coccodes - Potato and Tomato Black Dot Disease - causative organism (Glomerellaceae) Major Buczacki, S. & Harris, K., 1998 [causes dark brown-black lesions, with violet coloured mycelium in the flesh below.],
Ellis, M.B. & J.P., 1997
stem (blackened) blackened stem may be infected and damaged by colony Pseudomonas corrugata - Tomato Pith Necrosis - causative organism (Pseudomonadales: Pseudomonadaceaea) Buczacki, S. & Harris, K., 1998 [stem may be blackened internally]
stem (brown-streaked, splitting) brown-streaked, splitting stem may be infected and damaged by colony Clavibacter michiganensis ssp. michiganensis - Cmm, Tomato Bacterial Canker - causative organism UK/Ireland Buczacki, S. & Harris, K., 1998 [often yellow-streaked within]
stem (browned or russeted) browned or russeted stem is parasitised by Aculops lycopersici - Tomato Russet Mite (Trombidiformes: Eriophyidae) UK/Ireland Ostojá-Starzewski, J., 2010
stem (dead, decayed) dead, decayed stem is decayed by basidiome Calyptella campanula - Bell Hoodie (Agaricales: Marasmiaceae) Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005 [causes "Calyptella Root Rot" of tomatoes]
stem (dead) dead stem is decayed by effuse colony of Trichoderma anamorph Trichoderma longibrachiatum - an anamorphic fungus (Hypocreales: Hypocreaceae) UK/Ireland Major Dennis, R.W.G., 1995,
Ellis, M.B. & J.P., 1997
stem (distorted) distorted stem is parasitised by Verticillium anamorph Verticillium nubilum - Twisted Stem Disease Of Tomato - causative organism (Plectosphaerellaceae) UK/Ireland Hawksworth, D.L., 1970 [causes "Twisted Stem" disease.]
stem (esp. base) stem (esp. base) is galled by Rhizobium radiobacter - Crown Gall - causative organism (Rhizobiales: Rhizobiaceae) Buczacki, S. & Harris, K., 1998
stem (live) live stem may be infected and damaged by colony Phytophthora infestans - Potato Blight, Potato Late Blight & Tomato Blight (Causative Agent) (Peronosporales: Peronosporaceae) Ellis, M.B. & J.P., 1997 [causes "Tomato Late Blight", common on outdoor plants in wet seasons. Causes dark-brown or blackish-purple areas.]
stem (live) live stem may be infected and damaged by Botrytis dematiaceous anamorph Botrytis cinerea - Grey Mould, Soft Rot Of Fruit, Tomato Ghost Spot Disease - causative organism (Helotiales: Sclerotiniaceae) Captivity Buczacki, S. & Harris, K., 1998,
Ellis, M.B. & J.P., 1997 [causes stem, leaf and fruit rot in cold greenhouses]
stem (live) live stem is spotted by scattered, black pycnidium of Septoria coelomycetous anamorph Septoria lycopersici - Tomato Leaf Spot - causative organism (Capnodiales: Mycosphaerellaceae) UK/Ireland Restricted Buczacki, S. & Harris, K., 1998 [causes circular or angular water-soaked spots which beome brown or grey, with dark margins]
stem (live) live stem is spotted by Alternaria dematiaceous anamorph Alternaria solani - Potato and Tomato Early Blight - causative organism (Pleosporales: Pleosporaceae) UK/Ireland Buczacki, S. & Harris, K., 1998 [causes small sunken dark spots with raised grey centres],
Dennis, R.W.G., 1995
stem (lower) (brown lesioned) brown lesioned stem (lower) may be infected and damaged by Fusarium anamorph Fusarium oxysporum f.sp. radicis-lycopersici - an anamorphic fungus (FORL) (Hypocreales: Nectriaceae) Brayford, D., 1996
stem (lower) (live, cankered) live, cankered stem (lower) is galled by immersed pseudothecium Didymella lycopersici - Tomato Stem and Fruit Rot - causative organism (Pleosporales: Didymellaceae) Ellis, M.B. & J.P., 1997 [causes stem rot. Dark brown canker girdles the stem just above soil level and the plant collapses]
stem (lower) (live, cankered) live, cankered stem (lower) is galled by subepidermal then erumpent, brown or brownish black pycnidium of Ascochyta coelomycetous anamorph Didymella lycopersici - Tomato Stem and Fruit Rot - causative organism (Pleosporales: Didymellaceae) UK/Ireland Major Buczacki, S. & Harris, K., 1998 [may cause adventitious roots],
Ellis, M.B. & J.P., 1997 [causes stem rot. Dark brown canker girdles the stem just above soil level and the plant collapses]
stem (Potato Mosaic virus X infected) Potato Mosaic virus X infected stem may be infected and damaged by Tobacco Mosaic virus - TMV, Tomato Common Mosaic Disease (Causative Organims) Buczacki, S. & Harris, K., 1998 [causes long thin dark brown streaks]
stem (Tobacco Mosaic virus infected) Tobacco Mosaic virus infected stem may be infected and damaged by Potato Mosaic virus X - a phytopathogenic virus Buczacki, S. & Harris, K., 1998 [causes long thin dark brown streaks]
stem stem is mined by larva Tuta absoluta - Tomato Leaf Miner, South American Tomato Moth (Lepidoptera: Gelechiidae) Foreign Major Potting, R., 2009
stem stem may be infected and damaged by colony Erwinia carotovora - Bacterial Soft Rot Buczacki, S. & Harris, K., 1998

Lycopersicon esculentum may be associated with more taxa listed at higher taxonomic level

PLANTAE
(plants)
TRACHEOPHYTA
(vascular plants)
MAGNOLIOPSIDA
(flowering plants)
EU-DICOTS
(dicotyledonous flowering plants)
SOLANACEAE
(nightshades)
Herbaceous Plants (via Solanaceae)

References

anon., 2007 Columnea latent viroid
anon., 2007 CSL Pest Risk Analysis for Meloidogyne incognita
anon., 2010 Bacterial wilt and canker of tomatoes
anon., 2010 A new moth pest to look out for on tomato, Keiferia lycopersicella
Braun, U., 1995 Monograph of Cercosporella, Ramularia and Allied Genera - Vol 1
Brayford, D., 1996 Fusarium oxysporum f.sp. radicis-lycopersici Jarvis & Shoemaker
Buczacki, S. & Harris, K., 1998 Pests, Diseases & Disorders of Garden Plants
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