Westcott's Plant Disease Handbook

Turnip and Cabbage (Brassica rapa and B. oleracea).- Bacterial Leaf Spot (Xanthomonas campestris pv. campestris).- Turnip (Brassica rapa and other Brassicaceae including Arabidopsis thaliana).- Turnip Ringspot Virus (Comoviridae).- Buffalograss (Buchloe dactyloides).- Dollar Spot (Sclerotinia homoeocarpa).- Canna (Canna indica).- Mottling and Yellows (Canna Yellow Mottle Virus Family, Caulimoviridae).- Canna (Canna indica), Hosta (Hosta spp.), Peony (Paeonia spp.), Helleborus (Helleborus spp.), Diascia (Diascia spp.), Nemesia (Nemesia spp.).- Canna Yellow Mottle Virus (CaYMV), Hosta Virus X, Tobacco Rattle Virus (Peony), Helleborus Net Necrosis 'Black Death Disease' (Helleborus), Nemesia Ring Necrosis (Nemesia), Diascia Yellow Mottle, (Diascia), Tymovirus.- Chili Pepper (Capsicum annuum).- Fruit Set Failure (Novel Phytoplasma).- Pepper and Tomato (Capsicum annuum and Lycopersicum esculentum).- Little Leaf Phytoplasma (Phytoplasma asteris) (Aster Yellows Group).- Chile Pepper (Capsicum annuum).- Beet Mild Curly Top (Beet Mild Curly Top Curtovirus).- Orange Geiger (Cardia sebestena).- Tar Spot (Diatractium cordianum).- Papaya (Carica papaya).- Atypical Internal Yellowing (Enterobacter cloacae).- Bitternut Hickory (Carya cordiformis).- Annual Canker and Bitternut Decline and Death (Fusarium solani and Ceratocystis smalleyi).- Hackberry (Celtis occidentalis).- Angular Yellow Leaf Spot (Grapevine Leafroll-Associated Virus 3).- Diffuse Knapweed (Centaurea diffusa).- Crown Gall (Agrobacterium rhizogenes).- Common Lambsquarters (Chenopodium album).- Cyst Nematode (Cactodera milleri).- Chickpea (Cicer arietinum).- Powdery Mildew (Leveilula taurica).- Watermelon (Citrullus lanatus).- Fusarium Wilt (Fusarium oxysporum f. sp. niveum).- Cucurbits (Citrullus lanatus, Cucurbita pepo).- Stunt, Interversial Chlorosis, Leaf Mottling (Cucurbit Yellow Stunting Disorder, Begomovirus).- Citrus (Citrus spp.).- Greening Disease (Huanglongbing).- Citrus and Related Genera (Citrus spp. Murraya spp.).- Citrus Huanglongbing (HLB or Citrus Greening) (Candidatus L. asiaticus).- Coconut (Cocos nucifera).- Porroca; Hoja Pequeña (Little Leaf; Coconut Apical Necrosis).- Cilantro, Celery, Parsley (Coriandrum sativum, Apium graveolens, Petroselinum crispum).- Mosaic, Vein Clearing, Stunting (Apium Virus Y, Potyvirus).- Orange Geiger (Cordia sebestena).- Tar Spot (Diatractium cordianum).- Coreopsis (Coreopsis auriculata 'Nana').- Ornamentals Osteospermum fruticosum, Eustoma grandiflorum, and Gazania spp.- Lettuce Chlorotic Spots and Rings (LMV Potyvirus).- Melon (Cucumis sativus, C. melo, Citrullus lanatus).- Alternaria Leaf Spot (Alternaria alternata f. sp. cucurbitae).- Spaghetti Squash (Cucurbita maxima).- Leaf Necrosis and Twig Canker (Pseudomonas syringae and Pseudomonas marginalis).- Zucchini (Cucurbita pepo).- Cucurbit Leaf Curl (CuLCrV Begomovirus).- Cyclamen and Date Palm (Cyclamen persicum and Phoenix dactylifera).- Leaf Spot and Stem Lesions (Colletotrichum fragariae).- Bermudagrass (Cynodon dactylon).- Spring Dead Spot (Ophiosphaerella herpotricha).- Japanese Holly Fern (Cyrtomium falcatum).- Yellows, Mosaic, Necrosis, Ringspots (Holly Fern Mottle Virus HFMV).- Carnation (Dianthus caryophyllus).- Carnation Yellow Fleck and Necrotic Fleck (Closteroviridae).- Persimmon (Diospryros virginiana).- Flyspeck (Dissoconium mali).- Wild Rocket (Diplotaxis tenuifolia).- Leaf Spot (Xanthomonas campestris pv. raphani).- Purple Coneflower (Echinacea purpurea).- Phyllody (Candidatus Phytoplasma Asteris, subgroup 16Srl-B.- Coral Bean (Erythrina herbaceae).- Soybean Rust (Phakopsora pachyrhizi).- Fescue (Festuca rubra).- Smut (Urocystis agropyri).- Strawberry (Fragaria x anaassa).- Crown Rot (Macrophomina phaseolina).- Salal (Gaultheria shallon).- Anthracnose (Colletotrichum acutatum).- Soybean (Glycine max).- Soybean Rust (Phakopsora pachyrhizi).- Soybean (Glycine max).- Damping-off (Fusarium solani).- Soybean (Wild Soybean) (Glycine max subsp. soja).- Rust (Phakopsora pachyrhizi).- Soybean (Glycine max).- Rust (Phakopsora pachyrhizi).- Lettuce (Lactuca sativa).- Stunting, Necrotic Spotting, Leaf Chlorosis, Impatiens Necrotic Spot Virus (Bunyaviridae Family, Genus Tospovirus).- Bottle Gourd (Lagenaria siceraria).- Southern Blight (Sclerotium rolfsii).- Astragalus, Baptisia, Caragana, Cologania, Genista, Glycyrrhiza, Lathyrus, Pseudovigna, Robinia, Tephrosia, Teru - Soybean Rust (Phakopsora pachyrhizi).- Lettuce (Lactuca sativa).- Black Root Rot (Thielaviopsis basicola).- Lily (Lilium spp.).- Dwarfism, Shortened Internodes and Flower Abortion ('Candidatus Phytoplasma Asteris Strains).- Tanbark Oak (Lithocarpus densiflorus).- Tanbark Oak Stem Cankers (Phytophthora ramorum, P. nemorosa, P. gonapodyides, P. cambivora, P. siskiyouensis, P. taxon 'pgchlamydo').- Tomato (Lycopersicon esculentum).- Leaf Curl (Tomato Yellow Leaf Curl Virus (Greenhouse Tomato).- Tomato (Lycopersicon esculentum).- Citrus Huanglongbing (HLB) (Candidatus Liberibacter asiaticus (dodder transmitted) (fastidious a-proteobacteria).- Black Medic (Medicago lupulina).- Branched Broomrape (Orobanche ramosa).- Alfalfa (Medicago sativa).- Spring Black Stem and Leaf Spot (Phoma medicaginis).- Alfalfa (Medicago sativa).- Brown Root Rot (Phoma sclerotioides).- Alfalfa (Medicago sativa).- Anthracnose (Colletotrichum trifolii, race 4).- Banana (Musa spp.).- Black Leaf Spot (Deightoniella).- Nemesia (Nemesia spp.).- Angelonia Flower Break (An FBV Carmovirus).- Rambutan (Nephelium lappaceum).- Fruit Rot (Pestalotiopsis virgatula).- Oleander (Nerium oleander).- Scorch, Defoliation, Branch Dieback, Short Internodes (Xylella fastidiosa).- Tobacco (Nicotiana tabacum).- Potato Necrotic Tuber Ringspot (Potato Virus Y NTN).- Ornamentals (4 new families and 1 additional genus within 3 others from Irrigation Water).- 6 New Phytophthora taxa: P. irrigate, P. hydropathical, DreII, CilI, CIP-like and Gon I.  New Orn. Fam. Apocynaceae, Asteraceae, Begoniaceae, Fabaceae; one additional genus within Ericaceae, Cucurbitaceae, and Solanaceae.- American Ginseng (Panax quinquefolius) Wilting/Damping-off, Black Stem (Phytophthora citricola).- Switchgrass (Panicum virgatum).- Bunt (Tilletia pulcherrima).- Switchgrass (Panicum virgatum).- Rust (Puccinia emaculata).- Avocado (Persea americana).- Laurel Wilt (Raffaelea sp.).- Beard-tongue (Penstemon digitalis).- Species in families: Brassicaceae, Cactaceae, Cucurbitaii, Leguminosae, Malvaceae, and Solanaceae.- Turnip Vein-clearing Virus (Red Foliar Ringspot, Penstemon Red Ringspot, PenRSV Tobamovirus.- Redbag (Persea borbonia).- Laurel Wilt (Raffaelea sp.).- Petunia (Petunia hybrida).- Powdery Mildew (Oidium longipes).- Beans (Phaseolus vulgaris).- Root Rot (Fusarium acuminatum, F. reddens).- Dry Bean (pints) (Phaseolus vulgaris).- Anthracnose (Colletotrichum lindemuthianum race 1153).- Spruce (Colorado White) (Picea pungens, P. glauca).- Needle Cast (Stigmina lautii).- Pine (Pinus spp.).-  White Rot (Amylostereum areolatum symbiont of Sirex noctilio (wood wasp).- Dryland Peas and Lentils (Pisum sativum and Lens culinaris).- Nematodes (Lesion - Pratylenchus neglectus, P. thornei, Pin - Paratylenchus hamatus).- Pea (Pisum sativum).- Pink Seed (Erwinia rhapontici).- Roughstalk Bluegrass (Poa trivialis).- Brown Ring Patch (Waitea circinata).- Poplar and Salix (Populus spp. and Salix spp.).- Overwintering Hosts for Melanospora spp.- Almond (Prunus dulcis).- Almont Band, Canopy Canker (Botryosphaeria dothidea).- Peach (Prunus persica).- Mottle, Ringspot, Line Patterns, Mosaic, Prunus Necrotic Ringspot).- Kudzu (Pueraria lobata).- Asian Soybean Rust (Phakopsora pachyrhizi).- Oak (Quercus cerris).- Endophytic Fungus (Climatic Factors -Modified Endophytic nature to weak Pathogenic Characteristics).- Rhododendion (Rhododendron catawbiense).- Twig Blight (Phytophthora hedraiandra).- Multiflora Rose (Rosa multiflora).- Cryptic Virus/Mild Symptoms (RMCV) Multiflora Cryptic Viruses, RNA 1 and 3).- Rose (Rosa multiflora).- Rose Spring Dwarf (RSDaV Luteroviridae).- Rhododendrum and Kalmia (Mountain Laurel) (R. catawbiensis and Kalmia japonica).- Necrotic Blighted Shoots and Blighted Necrotic Leaves (Phytophthora irrigata and P. hydropathica).- Blackberry (Rubus sp.).- Stunted and Crumbly Berry (Tobacco Ringspot Virus).- Blackberry (Rubus allegheniensis).- Shoot Blight Anthracnose (Glomerella cingulata).- Black Raspberry (Rubus canadensis).- Chlorosis, Mottling (Black Raspberry Necrosis Virus, Sadwavirus).- Canadian Blackberry (Smooth Blackberry) (Rubus canadensis).- Chlorosis, Vein Yellowing and Leaf Deformation (Marfivirus).- Red Raspberry (Rubus ideaus).- Rubus Yellow Net Virus (Genus, Badnavirus, Fam., Caulimoviridae).- Sugarcane (Saccharum officinarum).- Orange Rust (Puccinia kueknii).- Sesame (Sesamum indicum).- Leaf Spot and Seed Infection (Alternaria tenuissima).- Hairy Nightshade (Solanum sarrachoides).- Potato Leafroll Virus (Luteoviridae: Polerovirus, S. sarrachoides more efficient inoculums source than potato).- Potato (Solanum tuberosum).- Mild to Moderate Purple Top Syndrome (Phytoplasma 16Sr).- Potato (Solanum tuberosum).- Corky Ringspot (Tobacco Rattle Virus, Tobravirus).- Potato (Solanum tuberosum).- Potato Virus Strains (PVYNTN, PVYN:O).- Potato (Solanum tuberosum).- Foliar Blight and Tuber Rot (Phytophthora nicotianae).- Potato (Solanum tuberosum).- Corky Ringspot (Tobacco Rattle Virus, Tobravirus).- Sugarcane (Saccharum officinarum).- Rust (Puccinia kueknii).- Eugenia/Brush Cherry (Syzygium paniculatum).- Dieback (Botryosphaeria-like fungi including Fusicoccum, Neoscytalidium and Botryosphaeria).- Crepe Jasmine (Tabernaemontana manilensis).- Rust (Uredo manilensis) (Telial Stage P. manilensis).- Wheat and Barley (Triticum aestivum and Hordeum vulgare).- Cyst Nematode (Heterodora filipjevi).- Wheat (Triticum aestivum).- Triticum Mosaic - TriMV (Tritimovirus Potyviridae).- California Laurel (Umbellularia californica) Also: Sassafras albidum and avocado (Persea americana).- Laurel Wilt (Raffaelea lauricola).- Blueberry (Vaccinium corymbosum).- Leaf Rust (Pucciniastrum corymbosum).- Leaf Spot; Twig Blight (Nigrospora sphaerica).- Viburnum and Osmanthus (Viburnum tinus, Osmanthus heterophyllus, O. fragrans.- Sudden Oak Death (Phytophthora ramorum).- Mung Bean (Vigna radiata).- Brown-to-Reddish Brown Lesions-Sprouts (Rhizoctonia solani).- Toad Lily (Tricyrtis formosana).- Tricyrtis Virus Y and Lily Virus X (TrvY and LVX Potexvirus).- Wheat (Triticum aestivum).- Stunting (Cyst Nematode, Heterodera filipjevi).- Corn Salad or Lamb's Lettuce (Valerianella locusta).- Downy Mildew (Peronospora valerianellae).- Orchids (Vanda spp.).- Bacterial Soft Rot (Erwinia chrysanthemi) (Dickeya chrysanthemi).- Grape (Vitis vinifera).- Bot Canker Disease (Lasiodiplodia theobromae and Diplodia seriata).- Grape (Vitis vinifera).- Fanleaf Degeneration Disease.- Grapevine Fanleaf Virus (Genus Nepovirus, Family Comoviridae).- Grape (Vitis vinifera).- Sour Rot (Aspergillus carbonarius).- Grapevine Fanleaf (Grapevine Fanleaf Virus: Genus Nepovirus Family: Comoviridae).- Grapevine Leafroll Disease (GLRaV-9).- Wisteria (Wisteria sinensis).- Mosaic (Wisteria Vein Mosaic Virus).- Maize (Zea mays).- Leaf Stripe, Stem Rot (Burkholderia gladioli).- Maize and Sorghum (Zea mays and Sorghum bicolor) onion in U.S..- Leaf Blight and Vascular Wilt (Pantoea agglomerans).- Zoysiagrass (Zoysia matrella; Z. japonica).- Foliar Blight (Curvularia lunata).- Zoysiagrass (Zoysia matrella).- Blight (Curvularia lunata (C. pallescens?).