| Subject |
Scientific Name |
Order |
Family |
| silver fir |
Abies alba Miller |
Pinales |
Pinaceae |
| balsam fir |
Abies balsamea (L.) P. Mill. |
Pinales |
Pinaceae |
| white fir |
Abies concolor (Gord. & Glend.) Lindl. ex Hildebr. |
Pinales |
Pinaceae |
| subalpine fir |
Abies lasiocarpa (Hook.) Nutt. |
Pinales |
Pinaceae |
| beech erineum mite |
Acalitus fagerinea (Keifer) |
Acari |
Eriophyidae |
| Acantholyda sawflies |
Acantholyda spp. Costa, 1894 |
Hymenoptera |
Pamphiliidae |
| southern sugar maple |
Acer barbatum Michx. |
Sapindales |
Aceraceae |
| trident maple |
Acer buergerianum Miq. |
Sapindales |
Aceraceae |
| hedge maple |
Acer campestre L. |
Sapindales |
Aceraceae |
| Amur maple |
Acer ginnala Maxim. |
Sapindales |
Aceraceae |
| paperbark maple |
Acer griseum Acer griseum (Franch.) Pax |
Sapindales |
Aceraceae |
| boxelder |
Acer negundo L. |
Sapindales |
Aceraceae |
| Japanese maple |
Acer palmatum Thunb. |
Sapindales |
Aceraceae |
| striped maple |
Acer pensylvanicum L. |
Sapindales |
Aceraceae |
| Norway maple |
Acer platanoides L. |
Sapindales |
Aceraceae |
| Sycamore maple |
Acer pseudoplatanus L. |
Sapindales |
Aceraceae |
| red maple |
Acer rubrum L. |
Sapindales |
Aceraceae |
| silver maple |
Acer saccharinum L. |
Sapindales |
Aceraceae |
| sugar maple |
Acer saccharum Marshall |
Sapindales |
Aceraceae |
| mountain maple |
Acer spicatum Lam. |
Sapindales |
Aceraceae |
| maple |
Acer spp. L. |
Sapindales |
Aceraceae |
| tatarian maple |
Acer tataricum L. |
Sapindales |
Aceraceae |
| pecan leaf roll mite |
Aceria caryae (Kiefer) |
Acari |
Eriophyidae |
| Eriophyid mite |
Aceria fraxini (Garman) |
Acari |
Eriophyidae |
| Eriophyid mite |
Aceria macrotricha (Nal.) |
Acari |
Eriophyidae |
| Japanese zelkova eriophyid mite |
Aceria zelkoviana Kim |
Acari |
Eriophyidae |
| eyespot gall |
Acericecis ocellaris (Osten Sacken) |
Diptera |
Cecidomyiidae |
| pecan leaf casebearer |
Acrobasis juglandis (LeBaron) |
Lepidoptera |
Pyralidae |
| pecan nut casebearer |
Acrobasis nuxvorella Neunzig |
Lepidoptera |
Pyralidae |
| Eriophyid mite |
Aculops tetanothrix (Nalepa) |
Acari |
Eriophyidae |
| cooley spruce gall adelgid |
Adelges cooleyi (Gillette) |
Hemiptera |
Adelgidae |
| blade spruce Gall adelgid |
Adelges laricis Vallot |
Hemiptera |
Adelgidae |
| balsam woolly adelgid |
Adelges piceae (Ratzeburg) |
Hemiptera |
Adelgidae |
| hemlock woolly adelgid |
Adelges tsugae Annand |
Hemiptera |
Adelgidae |
| Ohio buckeye |
Aesculus glabra Willd. |
Sapindales |
Hippocastanaceae |
| common horse chestnut |
Aesculus hippocastanum L. |
Sapindales |
Hippocastanaceae |
| bottlebrush buckeye |
Aesculus parviflora Walt. |
Sapindales |
Hippocastanaceae |
| red buckeye |
Aesculus pavia L. |
Sapindales |
Hippocastanaceae |
| buckeye |
Aesculus spp. L. |
Sapindales |
Hippocastanaceae |
| red horsechestnut |
Aesculus x carnea Hayne. [pavia x hippocastanum] |
Sapindales |
Hippocastanaceae |
| gulf fritillary |
Agraulis vanillae (Linnaeus) |
Lepidoptera |
Nymphalidae |
| bronze birch borer |
Agrilus anxius Gory |
Coleoptera |
Buprestidae |
| oak splendour beetle |
Agrilus biguttatus (Fabricius) |
Coleoptera |
Buprestidae |
| metalic wood-boring beetle |
Agrilus carpini Knull, 1923 |
Coleoptera |
Buprestidae |
| hawthorn agrilus |
Agrilus crataegi Frost |
Coleoptera |
Buprestidae |
| emerald ash borer |
Agrilus planipennis Fairmaire |
Coleoptera |
Buprestidae |
| soapberry borer |
Agrilus prionurus Chevrolat, 1838 |
Coleoptera |
Buprestidae |
| metalic wood-boring beetles |
Agrilus spp. Curtis |
Coleoptera |
Buprestidae |
| beech splendour beetle |
Agrilus viridis (Linnaeus) |
Coleoptera |
Buprestidae |
| crown gall |
Agrobacterium tumefaciens (E. F. Smith & Town.) |
Rhizobiales |
Rhizobiaceae |
| tree-of-heaven |
Ailanthus altissima (P. Mill.) Swingle |
Sapindales |
Simaroubaceae |
| smooth patch of oak |
Aleurodiscus oakesii Wakefield |
Russulales |
Stereaceae |
| woolly whitefly |
Aleurothrixus floccosus (Maskell) |
Hemiptera |
Aleyrodidae |
| kermes scale |
Allokermes essigii (King, 1913) |
Hemiptera |
Kermesidae |
| European alder |
Alnus glutinosa (L.) Gaertn. |
Fagales |
Betulaceae |
| fall cankerworm |
Alsophila pometaria (Harris) |
Lepidoptera |
Geometridae |
| elm flea beetle |
Altica carinata (Germar) |
Coleoptera |
Chrysomelidae |
| apple flea beetle |
Altica foliaceae LeConte |
Coleoptera |
Chrysomelidae |
| oak flea beetle |
Altica quercetorum Foudras |
Coleoptera |
Chrysomelidae |
| elm flea beetle |
Altica ulmi Woods, 1918 |
Coleoptera |
Chrysomelidae |
| serviceberry |
Amelanchier arborea Michx. f. |
Rosales |
Rosaceae |
| Canadian serviceberry |
Amelanchier canadensis (L.) Medik. |
Rosales |
Rosaceae |
| Allegheny serviceberry |
Amelanchier laevis Wieg. |
Rosales |
Rosaceae |
| apple serviceberry |
Amelanchier x grandiflora Rehd. [arborea x laevis] |
Rosales |
Rosaceae |
| birch leaffolder |
Ancylis discigerana (Walker) |
Lepidoptera |
Tortricidae |
| oak saucer gall |
Andricus parmula Bassett, 1900 |
Hymenoptera |
Cynipidae |
| knopper gall |
Andricus quercuscalicis (Burgsdorf) |
Hymenoptera |
Cynipidae |
| Eastern filbert blight |
Anisogramma anomala (Peck) E. Müll. |
Diaporthales |
Valsaceae |
| Peigler's oakworm moth |
Anisota peigleri Riotte |
Lepidoptera |
Saturniidae |
| orangestriped oakworm |
Anisota senatoria (J.E. Smith) |
Lepidoptera |
Saturniidae |
| Hypoxylon canker |
Annulohypoxylon thouarsianum var. thouarsianum (Lév.) Y.M. Ju, J.D. Rogers & H.M. Hsieh |
Xylariales |
Xylariaceae |
| citrus long-horned beetle |
Anoplophora chinensis (Forster) |
Coleoptera |
Cerambycidae |
| Asian long-horned beetle |
Anoplophora glabripennis (Motschulsky) |
Coleoptera |
Cerambycidae |
| white-spotted longhorn beetle |
Anoplophora malasiaca Thompson |
Coleoptera |
Cerambycidae |
| polyphemus moth |
Antheraea polyphemus (Cramer) |
Lepidoptera |
Saturniidae |
| apple aphid |
Aphis pomi De Geer |
Hemiptera |
Aphididae |
| aphids |
Aphis spp. Linnaeus, 1758 |
Hemiptera |
Aphididae |
| Saratoga spittlebug |
Aphrophora saratogensis (Fitch) |
Hemiptera |
Cercopidae |
| oak anthracnose |
Apiognomonia errabunda (Roberge ex Desm.) Höhn. |
Diaporthales |
Valsaceae |
| anthracnose |
Apiognomonia spp. Höhn. |
Diaporthales |
Valsaceae |
| sycamore anthracnose |
Apiognomonia veneta (Sacc. & Speg.) Hohn. |
Diaporthales |
Valsaceae |
| black knot |
Apiosporina morbosa (Schwein.:Fr.) Arx |
Pleosporales |
Venturiaceae |
| black-veined white butterfly |
Aporia crataegi (Linnaeus) |
Lepidoptera |
Pieridae |
| cat-faced spider |
Araneus gemmoides (Chamberlain & Ivie) |
Araneae |
Araneidae |
| monkeypuzzle tree |
Araucaria araucana (Molina) K. Koch |
Pinales |
Araucariaceae |
| New Caledonia pine |
Araucaria columnaris (Forster) Hook. |
Pinales |
Araucariaceae |
| eastern dwarf mistletoe |
Arceuthobium pusillum Peck |
Santalales |
Viscaceae |
| apple variegated Tortrix |
Archips xylosteana (Linnaeus) |
Lepidoptera |
Tortricidae |
| shoebutton ardisia |
Ardisia elliptica Thunb |
Primulales |
Myrsinaceae |
| birch sawfly |
Arge pectoralis (Leach) |
Hymenoptera |
Argidae |
| arborvitae leafminer |
Argyresthia thuiella (Packard) |
Lepidoptera |
Yponomeutidae |
| Armillaria root rots |
Armillaria spp. (Fr.:Fr) Staude |
Agaricales |
Marasmiaceae |
| Armillaria root rot |
Armillaria tabescens (Scop.) Emel |
Agaricales |
Marasmiaceae |
| black spruce borer |
Asemum striatum (Linnaeus) |
Coleoptera |
Cerambycidae |
| Braconid wasp |
Atanycolus hicoriae Shenefelt, 1943 |
Hymenoptera |
Braconidae |
| Atropellis canker |
Atropellis pinicola Zeller & Goodd. |
Helotiales |
Dermateaceae |
| American oil palm |
Attalea butyracea (Mutis ex L. f.) Wess. Boer |
Arecales |
Arecaceae |
| basswood leafminer |
Baliosus nervosa (Panzer) |
Coleoptera |
Chrysomelidae |
| white muscadine disease |
Beauveria bassiana (Bals.-Criv.) Vuill. |
Incertae sedis |
Incertae sedis |
| yellow birch |
Betula alleghaniensis Britt. |
Fagales |
Betulaceae |
| Dahurian birch |
Betula dahurica Pallas |
Fagales |
Betulaceae |
| cherry birch |
Betula lenta L. |
Fagales |
Betulaceae |
| river birch |
Betula nigra L. |
Fagales |
Betulaceae |
| water birch |
Betula occidentalis Hook. |
Fagales |
Betulaceae |
| paper birch |
Betula papyrifera Marsh. |
Fagales |
Betulaceae |
| European white birch |
Betula pendula Roth |
Fagales |
Betulaceae |
| Whitespire |
Betula platyphylla var. japonica (Miq.) H. Hara |
Fagales |
Betulaceae |
| oak apple gall wasp |
Biorhiza pallida (Olivier) |
Hymenoptera |
Cynipidae |
| Hypoxylon canker of oak |
Biscogniauxia atropunctata atropunctata (Schwein.) Pouzar |
Xylariales |
Xylariaceae |
| peppered moth |
Biston betularia (Linnaeus) |
Lepidoptera |
Geometridae |
| boxelder bug |
Boisea trivittata (Say) |
Hemiptera |
Rhopalidae |
| Siberian elm canker |
Botryodiplodia hypodermia (Sacc.) Petr. |
Incertae sedis |
Incertae sedis |
| Botryosphaeria canker |
Botryosphaeria dothidea (Moug.:Fr.) Ces. & De Not. |
Incertae sedis |
Botryosphaeriaceae |
| Botryosphaeria canker |
Botryosphaeria rhodina (Berk. & M.A. Curtis) Arx |
Incertae sedis |
Botryosphaeriaceae |
| Botryosphaeria canker |
Botryosphaeria ribis Grossenb. & Duggar |
Incertae sedis |
Botryosphaeriaceae |
| gray mold |
Botrytis cinerea Pers.:Fr |
Incertae sedis |
Incertae sedis |
| flat mite |
Brevipalpus spp. |
Acari |
Tenuipalpidae |
| oak ribbedcase maker |
Bucculatrix albertiella Busck |
Lepidoptera |
Bucculatricidae |
| birch skeletonizer |
Bucculatrix canadensisella Chambers |
Lepidoptera |
Bucculatricidae |
| turpentine borer |
Buprestis apricans Herbst |
Coleoptera |
Buprestidae |
| metalic wood-boring beetle |
Buprestis lineata Fabricius |
Coleoptera |
Buprestidae |
| metalic wood-boring beetle |
Buprestis rufipes Olivier |
Coleoptera |
Buprestidae |
| pine wilt nematode |
Bursaphelenchus xylophilus (Steiner & Buhrer) Nickle |
Aphelenchida |
Aphelenchidae |
| jelly palm |
Butia capitata (Mart.) Becc. |
Arecales |
Arecaceae |
| hazel leaf-roller |
Byctiscus betulae (Linnaeus) |
Coleoptera |
Attelabidae |
| leaf rolling weevil |
Byctiscus populi (Linnaeus) |
Coleoptera |
Attelabidae |
| Caliciopsis canker |
Caliciopsis pinea Peck |
Coryneliales |
Coryneliaceae |
| pear sawfly |
Caliroa cerasi (Linnaeus) |
Hymenoptera |
Tenthredinidae |
| sawfly |
Caliroa cinxia (Klug 1816) |
Hymenoptera |
Tenthredinidae |
| oak sawfly |
Caliroa petiolata Smith |
Hymenoptera |
Tenthredinidae |
| sawflies |
Caliroa spp. A. Costa, 1859 |
Hymenoptera |
Tenthredinidae |
| horned oak gall |
Callirhytis cornigera (Osten Sacken) |
Hymenoptera |
Cynipidae |
| gouty oak gall |
Callirhytis quercuspunctata (Bassett) |
Hymenoptera |
Cynipidae |
| wool sower gall maker |
Callirhytis seminator (Harris) |
Hymenoptera |
Cynipidae |
| pale tussock moth |
Calliteara pudibunda (Linnaeus) |
Lepidoptera |
Lymantriidae |
| promethea moth |
Callosamia promethea (Drury) |
Lepidoptera |
Saturniidae |
| Alexandrian laurel |
Calophyllum inophyllum L. |
Theales |
Clusiaceae |
| leaf blotch miner moth |
Caloptilia alchimiella (Scopoli, 1763) |
Lepidoptera |
Gracillariidae |
| azalea leafminer |
Caloptilia azaleella (Brants) |
Lepidoptera |
Gracillariidae |
| solitary oak leafminer |
Cameraria hamadryadella (Clemens) |
Lepidoptera |
Gracillariidae |
| horse chestnut leafminer |
Cameraria ohridella Deshka & Dimic, 1986 |
Lepidoptera |
Gracillariidae |
| oak leafminers |
Cameraria spp. Chapman 1902 |
Lepidoptera |
Gracillariidae |
| domestic dog |
Canis familiaris Linnaeus |
Carnivora |
Canidae |
| European hornbeam |
Carpinus betulus L. |
Fagales |
Betulaceae |
| American hornbeam |
Carpinus caroliniana Walt. |
Fagales |
Betulaceae |
| Japanese hornbeam |
Carpinus japonica Blume |
Fagales |
Betulaceae |
| Oriental hornbeam |
Carpinus orientalis Mill. |
Fagales |
Betulaceae |
| pecan |
Carya illinoinensis (Wangenh.) K. Koch |
Juglandales |
Juglandaceae |
| shagbark hickory |
Carya ovata (P. Mill.) K. Koch |
Juglandales |
Juglandaceae |
| blue-mist shrub |
Caryopteris x clandonensis hort. ex Rehd. [incana × mongholica] |
Lamiales |
Lamiaceae |
| devil's gut |
Cassytha filiformis L. |
Laurales |
Lauraceae |
| American chestnut |
Castanea dentata (Marsh.) Borkh. |
Fagales |
Fagaceae |
| Chinese chestnut |
Castanea mollissima Blume |
Fagales |
Fagaceae |
| Australian-pine |
Casuarina equisetifolia L. |
Casuarinales |
Casuarinaceae |
| sheoak |
Casuarina sp. Rumph. ex L. |
Capnodiales |
Capnodiaceae |
| northern catalpa |
Catalpa speciosa (Warder) Warder ex Engelm. |
Scrophulariales |
Bignoniaceae |
| catalpa |
Catalpa spp. Scop. |
Scrophulariales |
Bignoniaceae |
| maple trumpet skeletonizer |
Catastega aceriella (Clemens) |
Lepidoptera |
Tortricidae |
| penitent underwing |
Catocala piatrix Grote, 1864 |
Lepidoptera |
Erebidae |
| pecan catocala |
Catocala spp. Schrank 1802 |
Lepidoptera |
Erebidae |
| Atlas cedar |
Cedrus atlantica (Endl.) Manetti |
Pinales |
Pinaceae |
| cedar |
Cedrus spp. Trew |
Pinales |
Pinaceae |
| common hackberry |
Celtis occidentalis L. |
Urticales |
Ulmaceae |
| algal leaf spot |
Cephaleuros virescens Kunze |
Trentepohliales |
Trentepohliaceae |
| leaf spot |
Ceratobasidium stevensii (Burt) Venkatar. |
Ceratobasidiales |
Ceratobasidiaceae |
| oak wilt |
Ceratocystis fagacearum (T. W. Bretz) J. Hunt |
Microascales |
Ceratocystidaceae |
| Ceratocystis canker - stain of sycamore |
Ceratocystis fimbriata f.sp. platani J.M. Walter |
Microascales |
Ceratocystidaceae |
| Ceratocystis wilts |
Ceratocystis spp. Ellis & Halst. |
Microascales |
Ceratocystidaceae |
| blue stain |
Ceratocystis tenella Davidson |
Microascales |
Ceratocystidaceae |
| catalpa sphinx |
Ceratomia catalpae (Boisduval) |
Lepidoptera |
Sphingidae |
| katsura tree |
Cercidiphyllum japonicum Siebold & Zucc. |
Hamamelidales |
Cercidiphyllaceae |
| white eastern redbud |
Cercis canadensis alba L. |
Fabales |
Fabaceae (Leguminosae) |
| eastern redbud |
Cercis canadensis Linnaeus |
Fabales |
Fabaceae (Leguminosae) |
| Cercospora fungus |
Cercospora cercidicola Ellis |
Incertae sedis |
Mycosphaerellaceae |
| Cercospora fungus |
Cercospora destructiva Ravenel |
Incertae sedis |
Mycosphaerellaceae |
| Cercospora leaf spot |
Cercospora fici Heald & F.A. Wolf |
Incertae sedis |
Mycosphaerellaceae |
| Cercospora leaf spot |
Cercospora liquidambaris Cooke & Ellis |
Incertae sedis |
Mycosphaerellaceae |
| Stigmina leaf spot |
Cercospora mangiferae Koord. |
Incertae sedis |
Mycosphaerellaceae |
| needle blight |
Cercospora pini-densiflorae Hori & Nambu |
Incertae sedis |
Mycosphaerellaceae |
| Cercospora fungi |
Cercospora spp. Fresen. |
Incertae sedis |
Mycosphaerellaceae |
| Florida wax scale |
Ceroplastes floridensis Comstock |
Hemiptera |
Coccidae |
| wax scales |
Ceroplastes spp. Gray, 1828 |
Hemiptera |
Coccidae |
| metalic wood-boring beetles |
Chalcophora spp. Soiler |
Coleoptera |
Buprestidae |
| large flat-headed pine heartwood borer |
Chalcophora virginiensis (Drury) |
Coleoptera |
Buprestidae |
| Japanese falsecypress |
Chamaecyparis pisifera Siebold & Zucc. [excluded] |
Pinales |
Cupressaceae |
| white fringetree |
Chionanthus virginicus Linnaeus |
Scrophulariales |
Oleaceae |
| pine needle scale |
Chionaspis pinifoliae (Fitch) |
Hemiptera |
Diaspididae |
| large aspen tortrix |
Choristoneura conflictana (Walker) |
Lepidoptera |
Tortricidae |
| spruce budworm |
Choristoneura fumiferana (Clemens) |
Lepidoptera |
Tortricidae |
| jack pine budworm |
Choristoneura pinus Freeman |
Lepidoptera |
Tortricidae |
| Gold pit oak splendour beetle |
Chrysobothris affinis Fabricius |
Coleoptera |
Buprestidae |
| metalic wood-boring beetle |
Chrysobothris chlorocephala Gory |
Coleoptera |
Buprestidae |
| flatheaded appletree borer |
Chrysobothris femorata (Olivier) |
Coleoptera |
Buprestidae |
| poplar leaf beetle |
Chrysomela populi Linnaeus |
Coleoptera |
Chrysomelidae |
| cottonwood leaf beetle |
Chrysomela scripta Fabricius |
Coleoptera |
Chrysomelidae |
| aspen leaf beetle |
Chrysomela tremulae Fabricius |
Coleoptera |
Chrysomelidae |
| rust |
Chrysomyxa ledi var. rhododendri (DC.) Savile |
Uredinales |
Coleosporiaceae |
| ink spot leaf blight |
Ciborinia whetzelii (Seaver) Seaver |
Helotiales |
Sclerotiniaceae |
| hapu'u li |
Cibotium menziesii Hook. |
Polypodiales |
Dicksoniaceae |
| elm sawfly |
Cimbex americana Leach |
Hymenoptera |
Cimbicidae |
| hickory horned devil |
Citheronia regalis (Fabricius) |
Lepidoptera |
Saturniidae |
| pecan scab |
Cladosporium caryigenum (Ellis & Langl.) Gottwald |
Incertae sedis |
Mycosphaerellaceae |
| Kentucky yellowwood |
Cladrastis kentukea (Dum.-Cours.) Rudd |
Fabales |
Fabaceae (Leguminosae) |
| pecan spittlebug |
Clastoptera achatina Germar |
Hemiptera |
Cercopidae |
| Poplar tip moth |
Clostera anastomosis (Linnaeus) |
Lepidoptera |
Notodontidae |
| green scale |
Coccus viridis (Green) |
Hemiptera |
Coccidae |
| coconut palm |
Cocos nucifera Linnaeus |
Arecales |
Arecaceae |
| larch casebearer |
Coleophora laricella (Hubner) |
Lepidoptera |
Coleophoridae |
| pecan cigar casebearer |
Coleophora laticornella Clemens |
Lepidoptera |
Coleophoridae |
| casebearer moths |
Coleophora spp. Hubner, 1822 |
Lepidoptera |
Coleophoridae |
| rust |
Coleosporium plumeriae Pat. |
Uredinales |
Coleosporiaceae |
| orange spruce needleminer |
Coleotechnites piceaella (Kearfott) |
Lepidoptera |
Gelechiidae |
| bitter rot |
Colletotrichum gloeosporioides (Penz.) Penz. & Sacc. |
Phyllachorales |
Phyllachoraceae |
| anthracnose |
Colletotrichum spp. Corda |
Phyllachorales |
Phyllachoraceae |
| false armored scale |
Conchaspis cordiae Mamet, 1954 |
Hemiptera |
Conchaspididae |
| wet rot |
Coniophora puteana (Schumack.:Fr.) P. Karst. |
Boletales |
Coniophoraceae |
| jack pine tip beetle |
Conophthorus banksianae McPherson |
Coleoptera |
Curculionidae |
| hickory shoot curculio |
Conotrachelus aratus (Germar) |
Coleoptera |
Curculionidae |
| hickory nut curculio |
Conotrachelus hicoriae Schoof |
Coleoptera |
Curculionidae |
| gouty veingall midge |
Contarinia negundinis Gillette, 1890 |
Diptera |
Cecidomyiidae |
| gall midge |
Contarinia petioli Kieffer, 1898 |
Diptera |
Cecidomyiidae |
| alternateleaf dogwood |
Cornus alternifolia L. f. |
Cornales |
Cornaceae |
| flowering dogwood |
Cornus florida L. |
Cornales |
Cornaceae |
| Kousa dogwood |
Cornus kousa Hance |
Cornales |
Cornaceae |
| Kousa dogwood variety |
Cornus kousa var. chinensis Wyman & Bean |
Cornales |
Cornaceae |
| Cornelian cherry dogwood |
Cornus mas L. |
Cornales |
Cornaceae |
| bloodtwig dogwood |
Cornus sanguinea L. |
Cornales |
Cornaceae |
| redosier dogwood |
Cornus sericea L. |
Cornales |
Cornaceae |
| dogwood |
Cornus spp. L |
Cornales |
Cornaceae |
| dogwood |
Cornus stolonifera L. |
Cornales |
Cornaceae |
| Corticium fungus |
Corticium salmonicolor Berk. & Broome |
Agaricales |
Corticiaceae |
| American hazelnut |
Corylus americana Walt. |
Fagales |
Betulaceae |
| common filbert |
Corylus avellana L. |
Fagales |
Betulaceae |
| Turkish hazelnut |
Corylus colurna L. |
Fagales |
Betulaceae |
| oak lace bug |
Corythucha arcuata (Say) |
Hemiptera |
Tingidae |
| sycamore lace bug |
Corythucha ciliata (Say) |
Hemiptera |
Tingidae |
| European smoketree |
Cotinus coggygria Scop. |
Sapindales |
Anacardiaceae |
| cockspur hawthorn |
Crataegus crus-galli Linnaeus |
Rosales |
Rosaceae |
| downy hawthorn |
Crataegus mollis Scheele |
Rosales |
Rosaceae |
| English hawthorn |
Crataegus monogyna Jacq. |
Rosales |
Rosaceae |
| Washington hawthorn |
Crataegus phaenopyrum (L. f.) Medik. |
Rosales |
Rosaceae |
| hawthorn |
Crataegus spp. L. |
Rosales |
Rosaceae |
| leaf beetle |
Crepidodera pluta (Latreille, 1804) |
Coleoptera |
Chrysomelidae |
| gall rust of jack pine |
Cronartium quercuum f.sp. banksianae Burds. & G.A. Snow |
Uredinales |
Cronartiaceae |
| fusiform rust |
Cronartium quercuum f.sp. fusiforme (Hedgc. & N. Hunt) Burdsall & G. Snow |
Uredinales |
Cronartiaceae |
| eastern pine gall rust |
Cronartium quercuum (Berk.) Miyabe ex Shirai |
Uredinales |
Cronartiaceae |
| white pine blister rust |
Cronartium ribicola J. C. Fisch. |
Uredinales |
Cronartiaceae |
| orange hobnail canker |
Cryphonectria gyrosa (Berk. & Broome) Sacc. & D. Sacc. |
Diaporthales |
Incertae sedis |
| chestnut blight or canker |
Cryphonectria parasitica (Murrill) M.E. Barr |
Diaporthales |
Incertae sedis |
| dothichiza canker of poplar |
Cryptodiaporthe populea (Sacc.) Butin ex Butin |
Diaporthales |
Valsaceae |
| mealybug destroyer |
Cryptolaemus montrouzieri Mulsant |
Coleoptera |
Coccinellidae |
| Japanese cedar |
Cryptomeria japonica (L. f.) D. Don |
Pinales |
Taxodiaceae |
| poplar-and-willow borer |
Cryptorhynchus lapathi (Linnaeus) |
Coleoptera |
Curculionidae |
| Cryptosphaeria canker |
Cryptosphaeria ligniota (Fr.) Auersw. |
Xylariales |
Diatrypaceae |
| pecan weevil |
Curculio caryae (Horn) |
Coleoptera |
Curculionidae |
| acorn and nut weevils |
Curculio spp. Linnaeus, 1758 |
Coleoptera |
Curculionidae |
| Japanese dodder |
Cuscuta japonica Choisy |
Solanales |
Cuscutaceae |
| dodder |
Cuscuta spp. L. |
Solanales |
Cuscutaceae |
| northern masked chafer |
Cyclocephala borealis Arrow |
Coleoptera |
Scarabaeidae |
| hickory shuckworm |
Cydia caryana (Fitch) |
Lepidoptera |
Tortricidae |
| eastern pine seedworm |
Cydia toreuta (Grote) |
Lepidoptera |
Tortricidae |
| Cylindrocladium fungus |
Cylindrocladium avesticulatum D.L. Gill, Alfieri & Sobers |
Hypocreales |
Nectriaceae |
| Cylindrocladium fungus |
Cylindrocladium ellipticum Alfieri, C.P. Seym. & Sobers |
Hypocreales |
Nectriaceae |
| Cylindrocladium blight and root rot |
Cylindrocladium scoparium Morgan |
Hypocreales |
Nectriaceae |
| Cylindrocladium root diseases |
Cylindrocladium spp. Morgan |
Hypocreales |
Nectriaceae |
| leaf shotholes |
Cylindrosporium spp. Grev. |
Helotiales |
Dermateaceae |
| Cynipid gall wasp |
Cynips divisa Hartig, 1840 |
Hymenoptera |
Cynipidae |
| Cynipid gall wasp |
Cynips longiventris Hartig, 1840 |
Hymenoptera |
Cynipidae |
| Asiatic oak weevil |
Cyrtepistomus castaneus (Roelofs) |
Coleoptera |
Curculionidae |
| Cytospora cankers |
Cytospora spp. Ehrenb. |
Diaporthales |
Valsaceae |
| thick-walled maze polypore |
Daedalea quercina (L.) Pers. |
Polyporales |
Fomitopsidaceae |
| thin-walled maze polypore |
Daedaleopsis confragosa (Bolton) J. Schröt. |
Polyporales |
Polyporaceae |
| carbon balls |
Daldinia concentrica (Bolton) Ces. & De Not. |
Xylariales |
Xylariaceae |
| monarch butterfly |
Danaus plexippus (Linnaeus) |
Lepidoptera |
Nymphalidae |
| walnut caterpillar |
Datana integerrima Grote & Robinson |
Lepidoptera |
Notodontidae |
| western pine beetle |
Dendroctonus brevicomis LeConte |
Coleoptera |
Curculionidae |
| southern pine beetle |
Dendroctonus frontalis Zimmermann, 1868 |
Coleoptera |
Curculionidae |
| mountain pine beetle |
Dendroctonus ponderosae Hopkins |
Coleoptera |
Curculionidae |
| black turpentine beetle |
Dendroctonus terebrans (Olivier) |
Coleoptera |
Curculionidae |
| elder borer |
Desmocerus palliatus (Forster) |
Coleoptera |
Cerambycidae |
| honeylocust plant bug |
Diaphnocoris chlorionis (Say) |
Hemiptera |
Miridae |
| walnut scale |
Diaspidiotus juglansregiae (Comstock) |
Hemiptera |
Diaspididae |
| sweetgum scale |
Diaspidiotus liquidambaris Kotinsky, 1903 |
Hemiptera |
Diaspididae |
| San Jose scale |
Diaspidiotus perniciosus (Comstock) |
Hemiptera |
Diaspididae |
| Diatrype fungus |
Diatrype disciformis (Hoffm.) Fr. |
Xylariales |
Diatrypaceae |
| metalic wood-boring beetles |
Dicerca spp. Eschscholtz |
Coleoptera |
Buprestidae |
| palmerworm |
Dichomeris ligulella Hübner |
Lepidoptera |
Gelechiidae |
| minute two-spotted lady beetle |
Diomus notescens (Blackburn) |
Coleoptera |
Coccinellidae |
| pinyon tip moth |
Dioryctria albovittella (Hulst) |
Lepidoptera |
Pyralidae |
| cone worms |
Dioryctria spp. Zeller |
Lepidoptera |
Pyralidae |
| Zimmerman pine moth |
Dioryctria zimmermani (Grote) |
Lepidoptera |
Pyralidae |
| conifer sawfly |
Diprion pini (Linnaeus) |
Hymenoptera |
Diprionidae |
| introduced pine sawfly |
Diprion similis (Hartig) |
Hymenoptera |
Diprionidae |
| dogwood anthracnose |
Discula destructiva Redlin |
Diaporthales |
Valsaceae |
| oak bullet gall |
Disholcaspis quercusglobulus (Fitch) |
Hymenoptera |
Cynipidae |
| Dothichiza canker |
Dothichiza populea Sacc. & Briard |
Incertae sedis |
Incertae sedis |
| dracaena |
Dracaena spp. L. |
Liliales |
Liliaceae |
| greenstriped mapleworm |
Dryocampa rubicunda (Fabricius) |
Lepidoptera |
Saturniidae |
| gall midge |
Dryomia circinnans Giraud |
Diptera |
Cecidomyiidae |
| black pineleaf scale |
Dynaspidiotus californica (Coleman) |
Hemiptera |
Diaspididae |
| Ivory-marked beetle |
Eburia quadrigeminatus Say |
Coleoptera |
Cerambycidae |
| long-horned beetle |
Eburia spp. Serville, 1834 |
Coleoptera |
Cerambycidae |
| Ectoedemia liebwerdella |
Ectoedemia liebwerdella Zimmermann |
Lepidoptera |
Nepticulidae |
| Russian-olive |
Elaeagnus angustifolia L. |
Rhamnales |
Elaeagnaceae |
| spot anthracnose |
Elsinoe corni Jenkins & Bitanc. |
Myriangiales |
Elsinoaceae |
| red oak borer |
Enaphalodes rufulus (Haldeman) |
Coleoptera |
Cerambycidae |
| sooty-bark canker |
Encoelia pruinosa (Ellis & Everth.) Torkelson & Eckblad |
Helotiales |
Sclerotiniaceae |
| long-horned beetle |
Encyclops caerulea Say |
Coleoptera |
Cerambycidae |
| western gall rust |
Endocronartium harknessii Hirats. |
Uredinales |
Cronartiaceae |
| checkered beetles |
Enoclerus spp. Gahan |
Coleoptera |
Cleridae |
| Hypoxylon canker of aspen |
Entoleuca mammata (Wahlenb.) J.D. Rogers & Y.M. Ju |
Xylariales |
Xylariaceae |
| pecan leaf scorch mite |
Eotetranychus hicoriae (McGregor) |
Acari |
Tetranychidae |
| light brown apple moth |
Epiphyas postvittana (Walker) |
Lepidoptera |
Tortricidae |
| mottled umber moth |
Erannis defoliaria (Clerk) |
Lepidoptera |
Geometridae |
| linden looper |
Erannis tiliaria (Harris) |
Lepidoptera |
Geometridae |
| European elm scale |
Eriococcus spuria (Modeer) |
Hemiptera |
Eriococcidae |
| tent caterpillar |
Eriogaster lanestris (Linnaeus) |
Lepidoptera |
Lasiocampidae |
| ash flower gall mite |
Eriophyes fraxiniflora Felt |
Acari |
Eriophyidae |
| Boxelder pouchgall mite |
Eriophyes negundi Hodgkiss |
Acari |
Eriophyidae |
| pearleaf blister mite |
Eriophyes pyri (Pagenstecher) |
Acari |
Eriophyidae |
| woolly elm aphid |
Eriosoma americanum Riley |
Hemiptera |
Aphididae |
| woolly apple aphid |
Eriosoma lanigerum (Hausmann) |
Hemiptera |
Aphididae |
| European elm leafcurl aphid |
Eriosoma ulmi (Linnaeus) |
Hemiptera |
Aphididae |
| fire blight |
Erwinia amylovora (Burrill) Winslow . |
Enterobacteriales |
Enterobacteriaceae |
| bacterial wetwood |
Erwinia nimipressuralis Cart. |
Enterobacteriales |
Enterobacteriaceae |
| Horace's duskywing |
Erynnis horatius (Scudder & Burgess) |
Lepidoptera |
Hesperiidae |
| powdery mildew |
Erysiphe flexuosa (Peck) U. Braun & S. Takam. |
Erysiphales |
Erysiphaceae |
| powdery mildew |
Erysiphe lagerstroemiae E. West |
Erysiphales |
Erysiphaceae |
| saltmarsh caterpillar |
Estigmene acrea (Drury) |
Lepidoptera |
Arctiidae |
| spiny oak slug |
Euclea delphinii (Boisduval) |
Lepidoptera |
Limacodidae |
| red pine cone borer |
Eucosma monitorana Heinrich |
Lepidoptera |
Tortricidae |
| Surinam cherry |
Eugenia uniflora L. |
Myrtales |
Myrtaceae |
| calico scale |
Eulecanium cerasorum (Cockerell) |
Hemiptera |
Coccidae |
| winged burning bush |
Euonymus alatus (Thunb.) Sieb. |
Celastrales |
Celastraceae |
| European spindletree |
Euonymus europaeus L. |
Celastrales |
Celastraceae |
| browntail moth |
Euproctis chrysorrhoea (Linnaeus) |
Lepidoptera |
Lymantriidae |
| variegated fritillary |
Euptoieta claudia (Cramer) |
Lepidoptera |
Nymphalidae |
| boxwood spider mite |
Eurytetranychus buxi Garman |
Acari |
Tetranychidae |
| Eutypella canker |
Eutypella parasitica R. W. Davidson & Lorentz |
Xylariales |
Diatrypaceae |
| American plum borer |
Euzophera semifuneralis (Walker) |
Lepidoptera |
Pyralidae |
| common pearlbrush |
Exochorda racemosa (Lindl.) Rehd. |
Rosales |
Rosaceae |
| oriental beetle |
Exomala orientalis (Waterhouse) |
Coleoptera |
Scarabaeidae |
| American beech |
Fagus grandifolia Ehrhart |
Fagales |
Fagaceae |
| European beech |
Fagus sylvatica L. |
Fagales |
Fagaceae |
| redbud leaffolder |
Fascista cercerisella (Chambers) |
Lepidoptera |
Gelechiidae |
| domestic cat |
Felis catus Linnaeus |
Carnivora |
Felidae |
| birch leafminer |
Fenusa pusilla (Lepeletier) |
Hymenoptera |
Tenthredinidae |
| Florida strangler fig |
Ficus aurea Nutt. |
Urticales |
Moraceae |
| weeping fig |
Ficus benjamina L. |
Urticales |
Moraceae |
| fig/banyan |
Ficus spp. L. |
Urticales |
Moraceae |
| elongate hemlock scale |
Fiorinia externa Ferris |
Hemiptera |
Diaspididae |
| tea scale |
Fiorinia theae Green |
Hemiptera |
Diaspididae |
| beefsteak fungus |
Fistulina hepatica (Schaeff.) Fr. |
Agaricales |
Fistulinaceae |
| tinder fungus |
Fomes fomentarius (L.) J.J. Kickx |
Polyporales |
Polyporaceae |
| wood decay and heart rots of hardwoods |
Fomes spp. (Fr.) Fr. |
Polyporales |
Polyporaceae |
| white ash |
Fraxinus americana L. |
Scrophulariales |
Oleaceae |
| European ash |
Fraxinus excelsior L. |
Scrophulariales |
Oleaceae |
| flowering ash |
Fraxinus ornus L. |
Scrophulariales |
Oleaceae |
| green ash |
Fraxinus pennsylvanica Marsh. |
Scrophulariales |
Oleaceae |
| blue ash |
Fraxinus quadrangulata Michx. |
Scrophulariales |
Oleaceae |
| ash |
Fraxinus spp. L. |
Scrophulariales |
Oleaceae |
| mimosa wilt |
Fusarium oxysporum f.sp. perniciosum (Hepting) Toole |
Hypocreales |
Nectriaceae |
| Fusarium wilt |
Fusarium oxysporum E.F. Sm. & Swingle |
Hypocreales |
Nectriaceae |
| artist's conk |
Ganoderma applanatum (Pers.) Pat. |
Polyporales |
Ganodermataceae |
| Ganoderma root and butt rot |
Ganoderma australe (fr.) Pat. |
Polyporales |
Ganodermataceae |
| Ganoderma root and butt rot |
Ganoderma lucidum (Curtis) P. Karst. |
Polyporales |
Ganodermataceae |
| Ganoderma root rots |
Ganoderma spp. P. Karst. |
Polyporales |
Ganodermataceae |
| Ganoderma butt rot of palm |
Ganoderma zonatum Murrill |
Polyporales |
Ganodermataceae |
| Gibberella canker |
Gibberella baccata (Wallr.) Sacc. |
Hypocreales |
Nectriaceae |
| conifer sawfly |
Gilpinia frutetorum (Fabricius) |
Hymenoptera |
Diprionidae |
| ginkgo |
Ginkgo biloba L. |
Ginkgoales |
Ginkgoaceae |
| honeylocust |
Gleditsia triacanthos L. |
Fabales |
Fabaceae (Leguminosae) |
| sugar maple borer |
Glycobius speciosus (Say) |
Coleoptera |
Cerambycidae |
| ash anthracnose |
Gnomoniella fraxini Redlin & Stack |
Diaporthales |
Valsaceae |
| eucalyptus weevil |
Gonipterus scutellatus Gyllenhal |
Coleoptera |
Curculionidae |
| European elm scale |
Gossyparia spuria Modeer 1778 |
Hemiptera |
Eriococcidae |
| lilac leafminer |
Gracillaria syringella (Fabricius, 1794) |
Lepidoptera |
Gracillariidae |
| Graphiola leaf spot |
Graphiola phoenicis (Moug.) Poit. |
Exobasidiales |
Graphiolaceae |
| long-horned beetle |
Graphisurus fasciatus De Geer |
Coleoptera |
Cerambycidae |
| aphid |
Greenidea ficicola Takahashi |
Hemiptera |
Aphididae |
| zonate leaf spot |
Grovesinia pyramidalis M.N. Cline, J.L. Crane & S.D. Cline |
Helotiales |
Sclerotiniaceae |
| Guignardia blotch of buckeyes and horsechestnuts |
Guignardia aesculi (Peck) V.B. Stewart |
Incertae sedis |
Botryosphaeriaceae |
| Kentucky coffeetree |
Gymnocladus dioicus (L.) K. Koch |
Fabales |
Fabaceae (Leguminosae) |
| quince rust |
Gymnosporangium clavipes Cooke & Peck |
Uredinales |
Pucciniaceae |
| American hawthorn rust |
Gymnosporangium globosum Farl. |
Uredinales |
Pucciniaceae |
| cedar-apple rust |
Gymnosporangium juniperi-virginianae Schwein. |
Uredinales |
Pucciniaceae |
| incense cedar broom rust |
Gymnosporangium libocedri (Henn) R. Kern |
Uredinales |
Pucciniaceae |
| juniper witches' broom rust |
Gymnosporangium nidus avis Thaxt. |
Uredinales |
Pucciniaceae |
| juniper-pear rust |
Gymnosporangium sabinae (Dicks.) G. Winter |
Uredinales |
Pucciniaceae |
| Gynosporanium rusts |
Gymnosporangium spp. R. Hedw. ex DC. |
Uredinales |
Pucciniaceae |
| Carolina silverbell |
Halesia carolina L. |
Ebenales |
Styracaceae |
| two-wing silverbell |
Halesia diptera Ellis |
Ebenales |
Styracaceae |
| mountain silverbell |
Halesia tetraptera Ellis |
Ebenales |
Styracaceae |
| pale tussock moth |
Halysidota tessellaris (J.E. Smith) |
Lepidoptera |
Arctiidae |
| vernal witchhazel |
Hamamelis vernalis Sarg. |
Hamamelidales |
Hamamelidaceae |
| witch-hazel |
Hamamelis virginiana L. |
Hamamelidales |
Hamamelidaceae |
| annosum root disease |
Heterobasidion annosum (Fr) Bref. |
Russulales |
Bondarzewiaceae |
| saddled prominent |
Heterocampa guttivitta (Walker) |
Lepidoptera |
Notodontidae |
| leucaena psyllid |
Heteropsylla cubana Crawford |
Hemiptera |
Psyllidae |
| poplar twiggall fly |
Hexomyza schineri (Giraud) |
Diptera |
Agromyzidae |
| thrips |
Holopothrips spp. Hood |
Thysanoptera |
Phlaeothripidae |
| European apple sawfly |
Hoplocampa testudinea (Klug) |
Hymenoptera |
Tenthredinidae |
| honeysuckle aphid |
Hyadaphis tataricae (Aizenberg) |
Hemiptera |
Aphididae |
| cecropia moth |
Hyalophora cecropia (Linnaeus) |
Lepidoptera |
Saturniidae |
| Lymexylid beetle |
Hylecoetus dermestoides Linnaeus, 1761 |
Coleoptera |
Lymexylidae |
| larch elm bark beetle |
Hylesinus crenatus (Fabricius) |
Coleoptera |
Curculionidae |
| pales weevil |
Hylobius pales (Herbst) |
Coleoptera |
Curculionidae |
| weevil |
Hylobius pinastri (Gyllenhal) |
Coleoptera |
Curculionidae |
| pine root collar weevil |
Hylobius radicis Buchanan |
Coleoptera |
Curculionidae |
| native elm bark beetle |
Hylurgopinus rufipes (Eichhoff) |
Coleoptera |
Curculionidae |
| Hymenochaete fungus |
Hymenochaete rubiginosa (Dicks.) Lév. |
Hymenochaetales |
Hymenochaetaceae |
| fall webworm |
Hyphantria cunea (Drury) |
Lepidoptera |
Arctiidae |
| Hypoxylon cankers |
Hypoxylon spp. Bull. |
Xylariales |
Xylariaceae |
| Ibaliid wasp |
Ibalia leucospoides Hochenwarth, 1785 |
Hymenoptera |
Ibaliidae |
| cottony cushion scale |
Icerya purchasi Maskell |
Hemiptera |
Margarodidae |
| Chinese holly |
Ilex cornuta Lindl. & Paxton |
Celastrales |
Aquifoliaceae |
| American holly |
Ilex opaca Ait. |
Celastrales |
Aquifoliaceae |
| holly |
Ilex spp. L. |
Celastrales |
Aquifoliaceae |
| scepter holly |
Ilex x 'Scepter' [integra x altaclerensis ‘Hodginsii’] |
Celastrales |
Aquifoliaceae |
| yellow anisetree |
Illicium parviflorum Michx. ex Vent. |
Illiciales |
Illiciaceae |
| hispidus canker |
Inonotus hispidus (Bolton) P. Karst. |
Hymenochaetales |
Hymenochaetaceae |
| Inonotus canker |
Inonotus ludovicianus (Pat.) Murrill |
Hymenochaetales |
Hymenochaetaceae |
| Inonotus canker |
Inonotus nidus-pici Pilát, (1953) |
Hymenochaetales |
Hymenochaetaceae |
| Inonotus heartrot |
Inonotus rickii (Pat.) D.A. Reid |
Hymenochaetales |
Hymenochaetaceae |
| small southern pine engraver |
Ips avulsus (Eichhoff) |
Coleoptera |
Curculionidae |
| large larch bark beetle |
Ips cembrae (Heer) |
Coleoptera |
Curculionidae |
| European spruce bark beetle |
Ips typographus (Linnaeus) |
Coleoptera |
Curculionidae |
| milk-white toothed polypore |
Irpex lacteus (Fr.) Fr. |
Polyporales |
Steccherinaceae |
| gall midge |
Janetia cerris (Kollar, 1850) |
Diptera |
Cecidomyiidae |
| butternut |
Juglans cinerea L. |
Juglandales |
Juglandaceae |
| Arizona walnut |
Juglans major (Torr.) A. Heller |
Juglandales |
Juglandaceae |
| black walnut |
Juglans nigra L. |
Juglandales |
Juglandaceae |
| alligator juniper |
Juniperus deppeana Steud. |
Pinales |
Cupressaceae |
| oneseed juniper |
Juniperus monosperma (Engelm.) Sarg. |
Pinales |
Cupressaceae |
| Utah juniper |
Juniperus osteosperma (Torr.) Little |
Pinales |
Cupressaceae |
| Rocky Mountain juniper |
Juniperus scopulorum Sarg. |
Pinales |
Cupressaceae |
| eastern redcedar |
Juniperus virginiana L. |
Pinales |
Cupressaceae |
| elm leafminer |
Kaliofenusa ulmi (Sundevall) |
Hymenoptera |
Tenthredinidae |
| kermes scales |
Kermes spp. Boitard, 1828 |
Hemiptera |
Kermesidae |
| banded hickory borer |
Knulliana cincta (Drury) |
Coleoptera |
Cerambycidae |
| goldenrain tree |
Koelreuteria paniculata Laxm. |
Sapindales |
Sapindaceae |
| Kutilakesa fungus |
Kutilakesa madreeya Subram. |
Incertae sedis |
Incertae sedis |
| Kutilakesa fungus |
Kutilakesa pironii Alfieri |
Incertae sedis |
Incertae sedis |
| sulfur shelf |
Laetiporus sulphureus (Bull.) Bondartsev & Singer |
Polyporales |
Polyporaceae |
| crapemyrtle |
Lagerstroemia indica L. |
Myrtales |
Lythraceae |
| European larch |
Larix decidua P. Mill. |
Pinales |
Pinaceae |
| Oak Eggar |
Lasiocampa quercus (Linnaeus, 1758) |
Lepidoptera |
Lasiocampidae |
| pine oystershell scale |
Lepidosaphes pini (Maskell, 1897) |
Hemiptera |
Diaspididae |
| oystershell scale |
Lepidosaphes ulmi (Linnaeus) |
Hemiptera |
Diaspididae |
| twig canker |
Lepteutypa cupressi (Nattrass, C. Booth & B. Sutton) H.J. Swart |
Xylariales |
Amphisphaeriaceae |
| Colorado potato beetle |
Leptinotarsa decemlineata (Say) |
Coleoptera |
Chrysomelidae |
| western conifer-seed bug |
Leptoglossus occidentalis Heidemann |
Hemiptera |
Coreidae |
| Leptographium root disease |
Leptographium procerum (W.B. Kendr.) M.J. Wingf |
Incertae sedis |
Incertae sedis |
| Leptosphaeria leaf blight |
Leptosphaeria dracaenae Sousa da Câmara |
Pleosporales |
Leptosphaeriaceae |
| white leadtree |
Leucaena leucocephala (Lam.) de Wit |
Fabales |
Fabaceae (Leguminosae) |
| littleleaf leadtree |
Leucaena retusa Benth. |
Fabales |
Fabaceae (Leguminosae) |
| leadtree |
Leucaena spp. Benth. |
Fabales |
Fabaceae (Leguminosae) |
| satin moth |
Leucoma salicis (Linnaeus) |
Lepidoptera |
Lymantriidae |
| pondberry |
Lindera melissifolia (Walt.) Blume |
Laurales |
Lauraceae |
| sweetgum |
Liquidambar styraciflua L. |
Hamamelidales |
Hamamelidaceae |
| tuliptree |
Liriodendron spp. L. |
Magnoliales |
Magnoliaceae |
| yellow-poplar |
Liriodendron tulipifera L. |
Magnoliales |
Magnoliaceae |
| serpentine leafminer |
Liriomyza brassicae (Riley) |
Diptera |
Agromyzidae |
| tanoak |
Lithocarpus densiflorus (Hook. & Arn.) Rehd. |
Fagales |
Fagaceae |
| leaf beetle |
Lochmaea capreae (Linnaeus) |
Coleoptera |
Chrysomelidae |
| giant bark aphid |
Longistigma caryae (Harris) |
Hemiptera |
Aphididae |
| Tatarian honeysuckle |
Lonicera tatarica L. |
Dipsacales |
Caprifoliaceae |
| needle cast |
Lophodermium seditiosum Minter, Staley & Millar |
Rhytismatales |
Rhytismataceae |
| Lophodermium needle casts |
Lophodermium spp. Chev. |
Rhytismatales |
Rhytismataceae |
| Japanese maple scale |
Lopholeucaspis japonica (Cockerell) |
Hemiptera |
Diaspididae |
| Chinese fringe-bush |
Loropetalum chinense Oliv. |
Hamamelidales |
Hamamelidaceae |
| gypsy moth |
Lymantria dispar (Linnaeus) |
Lepidoptera |
Lymantriidae |
| parasol leaf tree |
Macaranga tanarius (L.) Muell.-Arg. |
Euphorbiales |
Euphorbiaceae |
| osage-orange |
Maclura pomifera (Raf.) Schneid. |
Urticales |
Moraceae |
| pink hibiscus mealybug |
Maconellicoccus hirsutus (Green) |
Hemiptera |
Pseudococcidae |
| dogwood sawfly |
Macremphytus tarsatus (Say) |
Hymenoptera |
Tenthredinidae |
| rose chafer |
Macrodactylus subspinosus (Fabricius) |
Coleoptera |
Scarabaeidae |
| gall midge |
Macrodiplosis volvens Kieffer, 1895 |
Diptera |
Cecidomyiidae |
| psyllid |
Macrohomotoma gladiata Kuwayama, 1908 |
Hemiptera |
Homotomidae |
| charcoal rot |
Macrophomina phaseolina (Tassi) Goidanich |
Incertae sedis |
Incertae sedis |
| honeylocust leafhopper |
Macropsis fumipennis (Gillette & Baker) |
Hemiptera |
Cicadellidae |
| periodical cicada |
Magicicada septendecim (Linnaeus) |
Hemiptera |
Cicadidae |
| periodical cicada |
Magicicada spp. Davis, 1925 |
Hemiptera |
Cicadidae |
| cucumber-tree |
Magnolia acuminata (L.) L. |
Magnoliales |
Magnoliaceae |
| southern magnolia |
Magnolia grandiflora L. |
Magnoliales |
Magnoliaceae |
| Kobus magnolia |
Magnolia kobus DC. |
Magnoliales |
Magnoliaceae |
| bigleaf magnolia |
Magnolia macrophylla Michx. |
Magnoliales |
Magnoliaceae |
| magnolia |
Magnolia spp. L. |
Magnoliales |
Magnoliaceae |
| royal star magnolia |
Magnolia stellata (Sieb. & Zucc.) Maxim |
Magnoliales |
Magnoliaceae |
| umbrella magnolia |
Magnolia tripetala (L.) L. |
Magnoliales |
Magnoliaceae |
| sweetbay |
Magnolia virginiana L. |
Magnoliales |
Magnoliaceae |
| Loebner's magnolia |
Magnolia x loebneri Kache |
Magnoliales |
Magnoliaceae |
| saucer magnolia |
Magnolia x soulangiana Soul.-Bod. [denudata x liliifolia] |
Magnoliales |
Magnoliaceae |
| eastern tent caterpillar |
Malacosoma americanum (Fabricius) |
Lepidoptera |
Lasiocampidae |
| western tent caterpillar |
Malacosoma californicum (Packard) |
Lepidoptera |
Lasiocampidae |
| forest tent caterpillar |
Malacosoma disstria Hübner |
Lepidoptera |
Lasiocampidae |
| lackey moth |
Malacosoma neustria (Linnaeus) |
Lepidoptera |
Lasiocampidae |
| southern crabapple |
Malus angustifolia P. Mill. |
Rosales |
Rosaceae |
| Siberian crabapple |
Malus baccata (L.) Borkh. |
Rosales |
Rosaceae |
| apple |
Malus domestica Borkh. |
Rosales |
Rosaceae |
| Japanese flowering crabapple |
Malus floribunda Sieb. Ex Van Houtte |
Rosales |
Rosaceae |
| Hall crab apple |
Malus halliana Koehne |
Rosales |
Rosaceae |
| Chinese crab apple |
Malus hupehensis (Pamp.) Rehder |
Rosales |
Rosaceae |
| prairie crabapple |
Malus ioensis (Wood) Britt. |
Rosales |
Rosaceae |
| Sargent's apple |
Malus sargentii Rehder |
Rosales |
Rosaceae |
| crabapple and apple |
Malus spp. P. Mill. |
Rosales |
Rosaceae |
| European crabapple |
Malus sylvestris P. Mill. |
Rosales |
Rosaceae |
| pillar apple |
Malus tschonoskii (Maxim.) C. K. Schneid. |
Rosales |
Rosaceae |
| crabapple |
Malus x scheideckeri Spath ex Zabel [floribunda × prunifolia] |
Rosales |
Rosaceae |
| crabapple |
Malus yunnanensis (Franch.) C. K. Schneid. |
Rosales |
Rosaceae |
| crabapple |
Malus yunnanensis var. veitchii Rehder |
Rosales |
Rosaceae |
| crabapple |
Malus zumi (Matsum.) Rehder |
Rosales |
Rosaceae |
| Marssonina blight of poplar |
Marssonina populi (Lib.) Magnus |
Incertae sedis |
Incertae sedis |
| Marssonina leaf spots |
Marssonina spp. Magnus |
Helotiales |
Dermateaceae |
| Matsucoccus scales |
Matsucoccus spp. Cockerell, 1909 |
Hemiptera |
Margarodidae |
| painted hickory borer |
Megacyllene caryae (Gahan) |
Coleoptera |
Cerambycidae |
| locust borer |
Megacyllene robiniae (Forster) |
Coleoptera |
Cerambycidae |
| melaleuca |
Melaleuca spp. L. |
Myrtales |
Myrtaceae |
| Melampsora leaf rust |
Melampsora laricis-populina Kleb. |
Uredinales |
Melampsoraceae |
| poplar rust |
Melampsora medusae Thuem. |
Uredinales |
Melampsoraceae |
| Melampsora rusts |
Melampsora spp. Castagne |
Uredinales |
Melampsoraceae |
| fir broom rust |
Melampsorella caryophyllacearum (DC.) J. Schröt |
Uredinales |
Pucciniastraceae |
| zebra caterpillar |
Melanchra picta (Harris) |
Lepidoptera |
Noctuidae |
| black pecan aphid |
Melanocallis caryaefoliae (Davis) |
Hemiptera |
Aphididae |
| chinaberry |
Melia azedarach L. |
Sapindales |
Meliaceae |
| root-knot nematode |
Meloidogyne incognita (Kofoid & White) |
Tylenchida |
Heteroderidae |
| dawn redwood |
Metasequoia glyptostroboides Hu & W. C. Cheng |
Pinales |
Taxodiaceae |
| 'ohi'a lehua |
Metrosideros polymorpha Gaud. |
Myrtales |
Myrtaceae |
| powdery mildew of oak |
Microsphaera alphitoides Griffon & Maubl. |
Erysiphales |
Erysiphaceae |
| powdery mildew |
Microsphaera penicillata (Wallr.) Lév. |
Erysiphales |
Erysiphaceae |
| balsam twig aphid |
Mindarus abietinus Koch |
Hemiptera |
Aphididae |
| blackmargined aphid |
Monellia caryella (Fitch) |
Hemiptera |
Aphididae |
| yellow pecan aphid |
Monelliopsis pecanis Bissell |
Hemiptera |
Aphididae |
| larger elm leaf beetle |
Monocesta coryli (Say) |
Coleoptera |
Chrysomelidae |
| Monochaetia fungi |
Monochaetia spp. (Sacc.) Allesch. |
Xylariales |
Amphisphaeriaceae |
| Japanese pine sawyer beetle |
Monochamus alternatus (Hope) |
Coleoptera |
Cerambycidae |
| northeastern sawyer |
Monochamus notatus (Drury) |
Coleoptera |
Cerambycidae |
| whitespotted sawyer |
Monochamus scutellatus (Say) |
Coleoptera |
Cerambycidae |
| southern pine sawyer |
Monochamus titillator (Fabricius) |
Coleoptera |
Cerambycidae |
| sawfly parasitic wasp |
Monodontomerus dentipes (Dalman) |
Hymenoptera |
Torymidae |
| anthracnose |
Monostichella spp. Höhn. |
Helotiales |
Dermateaceae |
| poplar vagabond aphid |
Mordvilkoja vagabunda (Walsh) |
Hemiptera |
Aphididae |
| white mulberry |
Morus alba L. |
Urticales |
Moraceae |
| red mulberry |
Morus rubra L. |
Urticales |
Moraceae |
| harlequin bug |
Murgantia histrionica (Hahn) |
Hemiptera |
Pentatomidae |
| bananas |
Musa spp. L. |
Zingiberales |
Musaceae |
| Mycosphaerella leaf spot |
Mycosphaerella cerasella Aderh. |
Incertae sedis |
Mycosphaerellaceae |
| brown spot needle blight of pine |
Mycosphaerella dearnessii M.E. Barr |
Incertae sedis |
Mycosphaerellaceae |
| Dothistroma needle blight |
Mycosphaerella pini Rostr. |
Incertae sedis |
Mycosphaerellaceae |
| Mycosphaerella fungi |
Mycosphaerella spp. Johanson |
Incertae sedis |
Mycosphaerellaceae |
| little leaf notcher weevil |
Myllocerus undatus Marshall, 1916 |
Coleoptera |
Curculionidae |
| whiteflies |
Essig |
Hemiptera |
Aleyrodidae |
| rat, vole, mouse |
Illiger, 1815 |
Rodentia |
Muridae |
| scarabs or scarab beetles |
|
Coleoptera |
Scarabaeidae |
| bark beetles |
|
Coleoptera |
Curculionidae |
| Geometrid moth |
|
Lepidoptera |
Geometridae |
| cicadas |
|
Hemiptera |
Cicadidae |
| aphids |
|
Hemiptera |
Aphididae |
| mealybugs |
|
Hemiptera |
Pseudococcidae |
| flatheaded or metallic wood borer |
|
Coleoptera |
Buprestidae |
| long-horned beetles |
|
Coleoptera |
Cerambycidae |
| Eriophyid mite |
|
Acari |
Eriophyidae |
| spider mites |
|
Acari |
Tetranychidae |
| powdery mildews |
|
Erysiphales |
Erysiphaceae |
| fire |
|
|
|
| air pollutants |
|
Abiotic |
Other abiotic damage |
| chemicals |
|
Abiotic |
Other abiotic damage |
| drought |
|
Abiotic |
Other abiotic damage |
| flooding/high water |
|
Abiotic |
Other abiotic damage |
| hail |
|
Terrestrial weather |
Precipitation |
| lightning |
|
Terrestrial weather |
Other natural phenomena |
| nutrient deficiency |
|
Abiotic |
Nutrient deficiency |
| frost and winter injury (general) |
|
Terrestrial weather |
Precipitation |
| wind |
|
Terrestrial weather |
Other natural phenomena |
| herbicides |
|
Abiotic |
Other abiotic damage |
| mechanical |
|
Abiotic |
Other abiotic damage |
| pesticides |
|
|
|
| soil compaction |
|
Abiotic |
Other abiotic damage |
| fairy rings |
|
Unknown |
Unknown biotic damage agent |
| oak decline |
|
Complex disorder |
Decline complexes |
| defoliation due to unknown cause |
|
Unknown |
Unknown cause |
| transplant shock |
|
Physiological disorder |
Physiological disorder |
| Cynipid gall wasp |
|
Hymenoptera |
Cynipidae |
| oak galls |
|
|
|
| common sawfly |
|
Hymenoptera |
Tenthredinidae |
| deer |
|
Artiodactyla |
Cervidae |
| leaf blotch miner moth |
|
Lepidoptera |
Gracillariidae |
| sycamore dieback |
|
Unknown |
Unknown biotic damage agent |
| leaf scorches |
|
Unknown |
Unknown biotic damage agent |
| construction |
|
|
|
| tree spade |
|
|
|
| ozone |
|
Abiotic |
Other abiotic damage |
| Road salt or de-icing salt |
|
Abiotic |
Other abiotic damage |
| human caused injury |
|
Abiotic |
Other abiotic damage |
| pruning |
|
|
|
| fertilization |
|
|
|
| drainage |
|
|
|
| mulching |
|
|
|
| nursery operations |
|
|
|
| planting |
|
|
|
| people |
|
|
|
| lichen |
|
|
|
| cypress |
|
Pinales |
Cupressaceae |
| witches' broom |
|
Unknown |
Unknown biotic damage agent |
| gardens |
|
|
|
| true bugs |
|
Hemiptera |
|
| genetic abnormalities |
|
Abiotic |
Other abiotic damage |
| sunscald |
|
Abiotic |
Other abiotic damage |
| stink bugs |
|
Hemiptera |
Pentatomidae |
| Tachinid flies |
|
Diptera |
Tachinidae |
| plant bug |
|
Hemiptera |
Miridae |
| unknown virus |
|
Unknown |
Unknown biotic damage agent |
| woody debris |
|
|
|
| leaf beetle |
|
Coleoptera |
Chrysomelidae |
| hackberry witches' broom |
|
Complex disorder |
Multiple damage agents |
| checkered beetle |
|
Coleoptera |
Cleridae |
| sooty mold |
|
|
|
| felling |
|
|
|
| slashing and bucking |
|
|
|
| oak tatters |
|
Abiotic |
Other abiotic damage |
| black ash decline |
|
Complex disorder |
Decline complexes |
| dusty-wings |
|
Neuroptera |
Coniopterygidae |
| canker |
|
|
|
| decay |
|
|
|
| root problems |
|
|
|
| poor architecture |
|
|
|
| cracks or splits |
|
|
|
| urban planting |
|
|
|
| topping |
|
|
|
| wetwood |
|
|
|
| shear crack |
|
|
|
| stem girdling roots |
|
|
|
| included bark |
|
|
|
| epicormic branch |
|
|
|
| imbedded objects |
|
|
|
| site selection mistakes |
|
|
|
| hurricane |
|
Terrestrial weather |
Storms |
| edema |
|
Physiological disorder |
Physiological disorder |
| copper deficiency |
|
Abiotic |
Nutrient deficiency |
| iron deficiency |
|
Abiotic |
Nutrient deficiency |
| magnesium deficiency |
|
Abiotic |
Nutrient deficiency |
| boron deficiency |
|
Abiotic |
Nutrient deficiency |
| unknown |
|
|
|
| sapsucker injury |
|
|
|
| ash decline |
|
Complex disorder |
Decline complexes |
| storm damage |
|
|
|
| branch union |
|
|
|
| unknown fungi |
|
Unknown |
Unknown biotic damage agent |
| ice storm |
|
Terrestrial weather |
Storms |
| vandalism |
|
|
|
| tussock moths |
|
Lepidoptera |
Lymantriidae |
| urban ecosystem |
|
|
|
| bicycle |
|
|
|
| dieback |
|
Unknown |
Unknown cause |
| slime flux |
|
Unknown |
Unknown biotic damage agent |
| yellow birch decline |
|
Complex disorder |
Decline complexes |
| cold injury (low termerature) |
|
Abiotic |
Other abiotic damage |
| snow and ice damage (snow load) |
|
Abiotic |
Other abiotic damage |
| diagnostic lab sample |
|
|
|
| burr knot |
|
Unknown |
Unknown cause |
| tree termite |
Nasutitermes costalis (Holmgren, 1910) |
Isoptera |
Termitidae |
| beech bark disease |
Nectria coccinea (Pers.) Fr. |
Hypocreales |
Nectriaceae |
| Nectria canker |
Nectria spp. (Fr.) Fr. |
Hypocreales |
Nectriaceae |
| locust sawfly |
Nematus tibialis Newman |
Hymenoptera |
Tenthredinidae |
| redheaded ash borer |
Neoclytus acuminatus (Fabricius) |
Coleoptera |
Cerambycidae |
| banded ash borer |
Neoclytus caprea (Say) |
Coleoptera |
Cerambycidae |
| ash borers |
Neoclytus spp. Thomson, 1860 |
Coleoptera |
Cerambycidae |
| redheaded pine sawfly |
Neodiprion lecontei (Fitch) |
Hymenoptera |
Diprionidae |
| jack pine sawfly |
Neodiprion pratti banksianae Rohwer |
Hymenoptera |
Diprionidae |
| European pine sawfly |
Neodiprion sertifer (Geoffroy) |
Hymenoptera |
Diprionidae |
| basswood thrips |
Neohydatothrips tiliae (Hood) |
Thysanoptera |
Thripidae |
| magnolia scale |
Neolecanium cornuparvum (Thro) |
Hemiptera |
Coccidae |
| Neonectria canker |
Neonectria galligena Bres. |
Hypocreales |
Nectriaceae |
| brown felt blight of pines |
Neopeckia coulteri (Peck) Sacc. |
Incertae sedis |
Incertae sedis |
| woolly maple aphid |
Neoprociphilus aceris (Monell, 1882) |
Hemiptera |
Aphididae |
| soft scale |
Neopulvinaria innumerabilis (Rathvon, 1854) |
Hemiptera |
Coccidae |
| Cynipid gall wasp |
Neuroterus quercusbaccarum (Linnaeus) |
Hymenoptera |
Cynipidae |
| whitefringed beetles |
Nuapactus spp. Dejean, 1821 |
Coleoptera |
Curculionidae |
| nuclear polyhedrosis virus |
Nucleopolyhedrovirus |
Unassigned double stranded DNA viruses, no RNA stage |
Baculoviridae |
| mourning cloak butterfly |
Nymphalis antiopa (Linnaeus) |
Lepidoptera |
Nymphalidae |
| Ogeechee tupelo |
Nyssa ogeche Bartr. ex Marsh. |
Cornales |
Nyssaceae |
| blackgum |
Nyssa sylvatica Marsh. |
Cornales |
Nyssaceae |
| sumac stem borer |
Oberea ocellata Haldeman |
Coleoptera |
Cerambycidae |
| dogwood twig borer |
Oberea tripunctata (Swederus) |
Coleoptera |
Cerambycidae |
| gall midge |
Obolodiplosis robiniae (Haldeman, 1847) |
Diptera |
Cecidomyiidae |
| mule deer |
Odocoileus hemionus Rafinesque |
Artiodactyla |
Cervidae |
| locust leafminer |
Odontota dorsalis (Thunberg) |
Coleoptera |
Chrysomelidae |
| blackhorned tree cricket |
Oecanthus nigricornis Walker, 1869 |
Orthoptera |
Gryllidae |
| narrow-winged tree cricket |
Oecanthus niveus De Geer, 1773 |
Orthoptera |
Gryllidae |
| powdery mildew |
Oidium spp. Link |
Erysiphales |
Erysiphaceae |
| spruce spider mite |
Oligonychus ununguis (Jacobi) |
Acari |
Tetranychidae |
| desert ironwood |
Olneya tesota A. Gray |
Fabales |
Fabaceae (Leguminosae) |
| asimina webworm moth |
Omphalocera munroei Martin, 1956 |
Lepidoptera |
Pyralidae |
| twig girdler |
Oncideres cingulata (Say) |
Coleoptera |
Cerambycidae |
| bruce spanworm |
Operophtera bruceata (Hulst) |
Lepidoptera |
Geometridae |
| winter moth |
Operophtera brumata (Linnaeus) |
Lepidoptera |
Geometridae |
| Ophiosphaerella fungi |
Ophiosphaerella spp. Speg. |
Pleosporales |
Phaeosphaeriaceae |
| blue stain |
Ophiostoma huntii (Robins-Jeff) DeHoog & Scheffe |
Ophiostomatales |
Ophiostomataceae |
| blue stain |
Ophiostoma ips (Rumb.) Nannf. |
Ophiostomatales |
Ophiostomataceae |
| Dutch elm disease |
Ophiostoma novo-ulmi Brasier |
Ophiostomatales |
Ophiostomataceae |
| Dutch elm disease |
Ophiostoma ulmi (Buisman) Nannf. |
Ophiostomatales |
Ophiostomataceae |
| European elm flea weevil |
Orchestes alni Olivier, 1807 |
Coleoptera |
Curculionidae |
| whitemarked tussock moth |
Orgyia leucostigma (J.E. Smith) |
Lepidoptera |
Lymantriidae |
| douglas-fir tussock moth |
Orgyia pseudotsugata (McDunnough) |
Lepidoptera |
Lymantriidae |
| hophornbeam |
Ostrya virginiana (P. Mill.) K. Koch |
Fagales |
Betulaceae |
| sheep |
Ovis aries Linnaeus |
Artiodactyla |
Bovidae |
| sourwood |
Oxydendrum arboreum (L.) DC. |
Ericales |
Ericaceae |
| hackberry nipplegall maker |
Pachypsylla celtidismamma Riley |
Hemiptera |
Psyllidae |
| palm mealybug |
Palmicultor palmarum (Ehrhorn) |
Hemiptera |
Pseudococcidae |
| pine beauty moth |
Panolis flammea (Denis & Schiffermüller) |
Lepidoptera |
Noctuidae |
| maple leafcutter |
Paraclemensia acerifoliella (Fitch) |
Lepidoptera |
Incurvariidae |
| papaya mealybug |
Paracoccus marginatus Williams & Granara de Willink |
Hemiptera |
Pseudococcidae |
| locust digitate leaf miner |
Parectopa robiniella Clemens |
Lepidoptera |
Gracillariidae |
| European fruit lecanium |
Parthenolecanium corni (Bouché) |
Hemiptera |
Coccidae |
| fletcher scale |
Parthenolecanium fletcheri (Cockerell) |
Hemiptera |
Coccidae |
| wax scale |
Parthenolecanium pruinosum Coquillett, 1891 |
Hemiptera |
Coccidae |
| oak lecanium |
Parthenolecanium quercifex (Fitch) |
Hemiptera |
Coccidae |
| soft scale |
Parthenolecanium rufulum (Cockerell, 1903) |
Hemiptera |
Coccidae |
| soft scales |
Parthenolecanium spp. Sulc, 1908 |
Hemiptera |
Coccidae |
| leaf spot |
Passalora sequoiae (Ellis & Everh.) Y.L. Guo & W.H. Hsieh |
Incertae sedis |
Mycosphaerellaceae |
| princesstree |
Paulownia tomentosa (Thunb.) Sieb. & Zucc. ex Steud. |
Scrophulariales |
Scrophulariaceae |
| palm moth |
Paysandisia archon (Burmeister) |
Lepidoptera |
Castniidae |
| bacterial soft rot |
Pectobacterium chrysanthemi (Burkholder, McFadden & Dimock 1953) Brenner, Steigerwalt, Miklos & Fanning 1973 |
Enterobacteriales |
Enterobacteriaceae |
| trunk rot |
Peniophora rufa (Pers.) Boidin |
Russulales |
Peniophoraceae |
| Geometrid moth |
Peribatodes rhomboidaria (Denis & Schiffermüller, 1775) |
Lepidoptera |
Geometridae |
| common sawfly |
Periclista lineolata (Klug) |
Hymenoptera |
Tenthredinidae |
| angulose prominent |
Peridea angulosa (J.E. Smith) |
Lepidoptera |
Notodontidae |
| maple aphid |
Periphyllus aceris (Linnaeus, 1761) |
Hemiptera |
Aphididae |
| Pestalotiopsis leaf spot |
Pestalotiopsis spp. Steyaert |
Xylariales |
Amphisphaeriaceae |
| Pestalotiopsis leaf spot |
Pestalotiopsis versicolor (Speg.) Steyaert |
Xylariales |
Amphisphaeriaceae |
| Phaeoisariopsis fungus |
Phaeoisariopsis magnoliae (Ellis & Harkn.) S.C. Jong & E.F. Morris |
Incertae sedis |
Mycosphaerellaceae |
| Phaeosphaeria fungi |
Phaeosphaeria spp. I. Miyake |
Pleosporales |
Phaeosphaeriaceae |
| buff-tip moth |
Phalera bucephala (Linnaeus) |
Lepidoptera |
Notodontidae |
| false tinder polypore |
Phellinus igniarius (L.) Quél. |
Hymenochaetales |
Hymenochaetaceae |
| brown root rot |
Phellinus noxius (Corner) G.H. Cunn. |
Hymenochaetales |
Hymenochaetaceae |
| red heart of pine |
Phellinus pini (Thore) Fr. |
Hymenochaetales |
Hymenochaetaceae |
| Phellinus fungus |
Phellinus pomaceus (Pers.) Maire |
Hymenochaetales |
Hymenochaetaceae |
| robustus conk |
Phellinus robustus P. Karst. |
Hymenochaetales |
Hymenochaetaceae |
| Phellinus heartrots |
Phellinus spp. Quel. |
Hymenochaetales |
Hymenochaetaceae |
| white heartwood rot |
Phellinus tremulae (Bondartsev) Bondartsev & Borisov in Bondartsev |
Hymenochaetales |
Hymenochaetaceae |
| Amur corktree |
Phellodendron amurense Rupr. |
Sapindales |
Rutaceae |
| hawthorn mealybug |
Phenacoccus dearnessi (King) |
Hemiptera |
Pseudococcidae |
| cedar bark beetles |
Phloeosinus spp. Chapuis, 1869 |
Coleoptera |
Curculionidae |
| Phloeospora leaf spot |
Phloeospora spp. Wallr. |
Incertae sedis |
Mycosphaerellaceae |
| olive bark beetle |
Phloeotribus scarabaeoides (Bernard) |
Coleoptera |
Curculionidae |
| cloudless sulphur |
Phoebis sennae (Linnaeus) |
Lepidoptera |
Pieridae |
| Canary Island date palm |
Phoenix canariensis hort. ex Chabaud |
Arecales |
Arecaceae |
| date palm |
Phoenix dactylifera L. |
Arecales |
Arecaceae |
| trunk rot |
Pholiota populnea (Pers.) Kuyper & Tjall.-Beuk. |
Agaricales |
Strophariaceae |
| scaly pholiota |
Pholiota squarrosa (Weigel) P. Kumm |
Agaricales |
Strophariaceae |
| Phoma blights |
Phoma spp. Sacc. |
Pleosporales |
Incertae sedis |
| Phomopsis blight |
Phomopsis juniperivora G. Hahn |
Diaporthales |
Valsaceae |
| Phomopsis cankers and twig blights |
Phomopsis spp. (Sacc.) Bubák |
Diaporthales |
Valsaceae |
| Cory's mistletoe |
Phoradendron coryae Trel. |
Santalales |
Viscaceae |
| mistletoes |
Phoradendron spp. Nutt. |
Santalales |
Viscaceae |
| red chokeberry |
Photinia pyrifolia (Lam.) |
Rosales |
Rosaceae |
| leaf beetle |
Phratora vitellinae (Linnaeus, 1758) |
Coleoptera |
Chrysomelidae |
| powdery mildew |
Phyllactinia guttata (Wallr.) Lév. |
Erysiphales |
Erysiphaceae |
| powdery mildew |
Phyllactinia moricola (Henn.) Homma |
Erysiphales |
Erysiphaceae |
| aspen leafminer |
Phyllocnistis populiella Chambers |
Lepidoptera |
Gracillariidae |
| leaf blotch miner moth |
Phyllonorycter heegeriella (Zeller) |
Lepidoptera |
Gracillariidae |
| leaf blotch miner moth |
Phyllonorycter platani (Staudinger) |
Lepidoptera |
Gracillariidae |
| leaf blotch miner moth |
Phyllonorycter populifoliella (Treitschke) |
Lepidoptera |
Gracillariidae |
| leaf blotch miner moth |
Phyllonorycter robiniella (Clemens) |
Lepidoptera |
Gracillariidae |
| leaf blotch miner moth |
Phyllonorycter roboris (Zeller) |
Lepidoptera |
Gracillariidae |
| scarab beetle |
Phyllophaga falsa (LeConte, 1856) |
Coleoptera |
Scarabaeidae |
| June beetles |
Phyllophaga spp. Harris, 1827 |
Coleoptera |
Scarabaeidae |
| eye spot |
Phyllosticta minima (Berk. & M.A. Curtis) Underw. & Earle |
Incertae sedis |
Botryosphaeriaceae |
| Phyllosticta leaf spots |
Phyllosticta spp. Pers. |
Incertae sedis |
Botryosphaeriaceae |
| pecan leaf phylloxera |
Phylloxera notabilis Pergande |
Hemiptera |
Phylloxeridae |
| tanbark borer |
Phymatodes testaceus (Linnaeus) |
Coleoptera |
Cerambycidae |
| common ninebark |
Physocarpus opulifolius (L.) Maxim. |
Rosales |
Rosaceae |
| holly leafminer |
Phytomyza ilicis Curtis |
Diptera |
Agromyzidae |
| littleleaf disease |
Phytophthora cinnamomi Rands |
Peronosporales |
Peronosporaceae |
| Phytophthora kernoviae |
Phytophthora kernoviae Brasier, Beales & Kirk |
Peronosporales |
Peronosporaceae |
| Phytophthora blight |
Phytophthora nicotianae Breda de Haan |
Peronosporales |
Peronosporaceae |
| Phytophthora basal canker |
Phytophthora palmivora (E.J. Butler) E.J. Butler |
Peronosporales |
Peronosporaceae |
| sudden oak death |
Phytophthora ramorum S. Werres, A.W.A.M. de Cock |
Peronosporales |
Peronosporaceae |
| Phytophthora root and crown rots |
Phytophthora spp. De Bary |
Peronosporales |
Peronosporaceae |
| Phytophthora tropicalis |
Phytophthora tropicalis Aragaki & J.Y. Uchida |
Peronosporales |
Peronosporaceae |
| X-disease |
Phytoplasma MLO |
Acholeplasmatales |
Acholeplasmataceae |
| ash yellows phytoplasma |
Phytoplasma |
Acholeplasmatales |
Acholeplasmataceae |
| elm phloem necrosis phytoplasma |
Phytoplasma |
Acholeplasmatales |
Acholeplasmataceae |
| palm lethal yellowing phytoplasma |
Phytoplasma PLY |
Acholeplasmatales |
Acholeplasmataceae |
| Norway spruce |
Picea abies (L.) Karst. |
Pinales |
Pinaceae |
| Engelmann spruce |
Picea engelmannii Parry ex Engelm. |
Pinales |
Pinaceae |
| white spruce |
Picea glauca (Moench) Voss |
Pinales |
Pinaceae |
| Serbian spruce |
Picea omorika (Panc.) Mast. |
Pinales |
Pinaceae |
| blue spruce |
Picea pungens Engelm. |
Pinales |
Pinaceae |
| yellowheaded spruce sawfly |
Pikonema alaskensis (Rohwer) |
Hymenoptera |
Tenthredinidae |
| pine leaf chermid |
Pineus pinifoliae (Fitch) |
Hemiptera |
Adelgidae |
| spruce gall adelgid |
Pineus similis (Gillette) |
Hemiptera |
Adelgidae |
| pine bark adelgid |
Pineus strobi (Hartig) |
Hemiptera |
Adelgidae |
| coconut scale |
Pinnaspis buxi (Bouche, 1851) |
Hemiptera |
Diaspididae |
| bristlecone pine |
Pinus aristata Engelm. |
Pinales |
Pinaceae |
| jack pine |
Pinus banksiana Lamb. |
Pinales |
Pinaceae |
| Bunge's pine |
Pinus bungeana Zucc. ex Endl. |
Pinales |
Pinaceae |
| Japanese red pine |
Pinus densiflora Siebold & Zucc. |
Pinales |
Pinaceae |
| two needle pinyon |
Pinus edulis Engelm. |
Pinales |
Pinaceae |
| limber pine |
Pinus flexilis James |
Pinales |
Pinaceae |
| mugo pine |
Pinus mugo Turra |
Pinales |
Pinaceae |
| Austrian pine |
Pinus nigra Arnold |
Pinales |
Pinaceae |
| black pine |
Pinus nigra ssp. nigra J. F. Arnold |
Pinales |
Pinaceae |
| longleaf pine |
Pinus palustris P. Mill. |
Pinales |
Pinaceae |
| ponderosa pine |
Pinus ponderosa P.& C. Lawson |
Pinales |
Pinaceae |
| ponderosa pine |
Pinus ponderosa var. scopulorum Engelm. |
Pinales |
Pinaceae |
| red pine |
Pinus resinosa Soland. |
Pinales |
Pinaceae |
| pine |
Pinus spp. L. |
Pinales |
Pinaceae |
| eastern white pine |
Pinus strobus L. |
Pinales |
Pinaceae |
| Scots pine |
Pinus sylvestris L. |
Pinales |
Pinaceae |
| Virginia pine |
Pinus virginiana P. Mill. |
Pinales |
Pinaceae |
| Bhutan pine |
Pinus wallichiana A.B. Jacks. |
Pinales |
Pinaceae |
| birch conk |
Piptoporus betulinus (Bull.) P. Karst. |
Polyporales |
Fomitopsidaceae |
| ectomycorrhizae |
Pisolithus tinctorius (Pers.) Cok. & Couch |
Boletales |
Sclerodermataceae |
| eastern pine weevil |
Pissodes nemorensis Germar |
Coleoptera |
Curculionidae |
| white pine weevil |
Pissodes strobi (Peck) |
Coleoptera |
Curculionidae |
| lodgepole terminal weevil |
Pissodes terminalis Hopping |
Coleoptera |
Curculionidae |
| Scots pine cone weevil |
Pissodes validirostris (Sahlberg) |
Coleoptera |
Curculionidae |
| Chinese pistache |
Pistacia chinensis Bunge |
Sapindales |
Anacardiaceae |
| pine engravers |
Pityogenes spp. Bedel, 1888 |
Coleoptera |
Curculionidae |
| walnut twig beetle |
Pityophthorus juglandis Blackman, 1928 |
Coleoptera |
Curculionidae |
| imported willow leaf beetle |
Plagiodera versicolora (Laicharting) |
Coleoptera |
Chrysomelidae |
| plant bug |
Plagiognathus spp. Fieber, 1858 |
Hemiptera |
Miridae |
| long-horned beetle |
Plagionotus arcuatus (Linnaeus) |
Coleoptera |
Cerambycidae |
| long-horned beetle |
Plagionotus detritus (Linnaeus) |
Coleoptera |
Cerambycidae |
| lucerne longicorn |
Plagionotus floralis Pallas |
Coleoptera |
Cerambycidae |
| London planetree |
Platanus hybrida Brot. |
Hamamelidales |
Platanaceae |
| American sycamore |
Platanus occidentalis L. |
Hamamelidales |
Platanaceae |
| oak treehopper |
Platycotis vittata (Fabricius) |
Hemiptera |
Membracidae |
| bark beetle |
Platypus cylindrus (Fabricius) |
Coleoptera |
Curculionidae |
| cottonwood borer |
Plectrodera scalator (Fabricius) |
Coleoptera |
Cerambycidae |
| resurrection fern |
Pleopeltis polypodioides (L.) Andrews & Windham |
Polypodiales |
Polypodiaceae |
| oyster mushroom |
Pleurotus ostreatus (Jacq.) Quél. |
Agaricales |
Pleurotaceae |
| plumeria |
Plumeria spp. L. |
Gentianales |
Apocynaceae |
| predatory stink bug |
Podisus placidus Uhler, 1870 |
Hemiptera |
Pentatomidae |
| ash borer |
Podosesia syringae (Harris) |
Lepidoptera |
Sesiidae |
| powdery mildew |
Podosphaera leucotricha (Ellis & Everh.) E. S. Salmon |
Erysiphales |
Erysiphaceae |
| fourlined plant bug |
Poecilocapsus lineatus (Fabricius) |
Hemiptera |
Miridae |
| flatheaded borer |
Poecilonota thureura (Say) |
Coleoptera |
Buprestidae |
| pit scale |
Pollinia pollini (Costa, 1828) |
Hemiptera |
Asterolecaniidae |
| polypore fungus |
Polyporus arcularius (Batsch) Fr. |
Polyporales |
Polyporaceae |
| polypore fungus |
Polyporus badius Jungh. |
Polyporales |
Polyporaceae |
| sawfly |
Pontania dolichura (C. G. Thomson 1871) |
Hymenoptera |
Tenthredinidae |
| Japanese beetle |
Popillia japonica Newman |
Coleoptera |
Scarabaeidae |
| white poplar |
Populus alba L. |
Salicales |
Salicaceae |
| eastern cottonwood |
Populus deltoides Bartr. ex Marsh. |
Salicales |
Salicaceae |
| eastern cottonwood |
Populus deltoides ssp. deltoides Bartram ex Marsh. |
Salicales |
Salicaceae |
| bigtooth aspen |
Populus grandidentata Michx. |
Salicales |
Salicaceae |
| Lombardy poplar |
Populus nigra L. |
Salicales |
Salicaceae |
| aspen/poplar |
Populus spp. L. |
Salicales |
Salicaceae |
| quaking aspen |
Populus tremuloides Michx. |
Salicales |
Salicaceae |
| giant root borers |
Prionus spp. Fabricius |
Coleoptera |
Cerambycidae |
| California pear sawfly |
Pristiphora abbreviata (Hartig) |
Hymenoptera |
Tenthredinidae |
| larch sawfly |
Pristiphora erichsonii (Hartig) |
Hymenoptera |
Tenthredinidae |
| mountain-ash sawfly |
Pristiphora geniculata (Hartig) |
Hymenoptera |
Tenthredinidae |
| root aphid |
Prociphilus americanus (Walker) |
Hemiptera |
Aphididae |
| woolly alder aphid |
Prociphilus tessellatus (Fitch) |
Hemiptera |
Aphididae |
| American plum |
Prunus americana Marsh. |
Rosales |
Rosaceae |
| apricot |
Prunus armeniaca L. |
Rosales |
Rosaceae |
| sweet cherry |
Prunus avium (L.) L. |
Rosales |
Rosaceae |
| Carolina laurelcherry |
Prunus caroliniana (P. Mill.) Ait. |
Rosales |
Rosaceae |
| cherry plum |
Prunus cerasifera Ehrh. |
Rosales |
Rosaceae |
| Amur chokecherry |
Prunus maackii Rupr. |
Rosales |
Rosaceae |
| Mahaleb cherry |
Prunus mahaleb L. |
Rosales |
Rosaceae |
| European bird cherry |
Prunus padus L. |
Rosales |
Rosaceae |
| black cherry |
Prunus serotina Ehrh. |
Rosales |
Rosaceae |
| Japanese flowering cherry |
Prunus serrulata Lindl. |
Rosales |
Rosaceae |
| plum/cherry |
Prunus spp. L. |
Rosales |
Rosaceae |
| winter-flowering cherry |
Prunus subhirtella Miq. |
Rosales |
Rosaceae |
| flowering plum |
Prunus triloba Lindl. |
Rosales |
Rosaceae |
| common chokecherry |
Prunus virginiana L. |
Rosales |
Rosaceae |
| Yoshino cherry |
Prunus yedoensis Matsum. |
Rosales |
Rosaceae |
| white peach scale |
Pseudaulacaspis pentagona (Targioni Tozzetti) |
Hemiptera |
Diaspididae |
| Pseudocercospora leaf spot |
Pseudocercospora vitis (Lév.) Speg. |
Incertae sedis |
Mycosphaerellaceae |
| twobanded Japanese weevil |
Pseudocneorhinus bifasciatus Roelofs |
Coleoptera |
Curculionidae |
| Comstock mealybug |
Pseudococcus comstocki (Kuwana) |
Hemiptera |
Pseudococcidae |
| longtailed mealybug |
Pseudococcus longispinus (Targioni Tozzetti) |
Hemiptera |
Pseudococcidae |
| bacterial gummosis |
Pseudomonas syringae van Hall 1902 |
Pseudomonadales |
Pseudomonadaceae |
| bacterial blight |
Pseudomonas syringae pv. mori (Boyer & Lambert 1893) Young, Dye & Wilkie 1978 |
Pseudomonadales |
Pseudomonadaceae |
| Douglas-fir |
Pseudotsuga menziesii (Mirbel) Franco |
Pinales |
Pinaceae |
| branch pruner |
Psyrassa unicolor (Randall) |
Coleoptera |
Cerambycidae |
| daylily rust |
Puccinia hemerocallidis Thüm. |
Uredinales |
Pucciniaceae |
| ash rusts |
Puccinia sparganioides Ellis & Tracy |
Uredinales |
Pucciniaceae |
| hemlock needle rust |
Pucciniastrum vaccinii (G. Wint.) Jorst |
Uredinales |
Pucciniastraceae |
| cottony maple scale |
Pulvinaria innumerabilis (Rathvon) |
Hemiptera |
Coccidae |
| Callery pear (Bradford pear) |
Pyrus calleryana Dcne. |
Rosales |
Rosaceae |
| pear |
Pyrus spp. L. |
Rosales |
Rosaceae |
| Pythium diseases |
Pythium spp. Pringsh. |
Peronosporales |
Pythiaceae |
| San Jose scale |
Quadraspidiotus perniciosus Comstock, 1881 |
Hemiptera |
Diaspididae |
| erythrina gall wasp |
Quadrastichus erythrinae Kim |
Hymenoptera |
Eulophidae |
| sawtooth oak |
Quercus acutissima Carruthers |
Fagales |
Fagaceae |
| white oak |
Quercus alba L. |
Fagales |
Fagaceae |
| swamp white oak |
Quercus bicolor Willd. |
Fagales |
Fagaceae |
| European turkey oak |
Quercus cerris L. |
Fagales |
Fagaceae |
| Gambel oak |
Quercus gambelii Nutt. |
Fagales |
Fagaceae |
| shingle oak |
Quercus imbricaria Michx. |
Fagales |
Fagaceae |
| bur oak |
Quercus macrocarpa Michx. |
Fagales |
Fagaceae |
| chinkapin oak |
Quercus muehlenbergii Engelm. |
Fagales |
Fagaceae |
| pin oak |
Quercus palustris Muenchh. |
Fagales |
Fagaceae |
| downy oak |
Quercus pubescens Willd. |
Fagales |
Fagaceae |
| English oak |
Quercus robur L. |
Fagales |
Fagaceae |
| northern red oak |
Quercus rubra L. |
Fagales |
Fagaceae |
| oak |
Quercus spp. L. |
Fagales |
Fagaceae |
| post oak |
Quercus stellata Wangenh. |
Fagales |
Fagaceae |
| turbinella oak |
Quercus turbinella Greene |
Fagales |
Fagaceae |
| black oak |
Quercus velutina Lam. |
Fagales |
Fagaceae |
| live oak |
Quercus virginiana P. Mill. |
Fagales |
Fagaceae |
| laurel wilt |
Raffaelea lauricola Harrington & Fraedrich |
Ophiostomatales |
Ophiostomataceae |
| northern pitch twig moth |
Retinia albicapitana (Busck) |
Lepidoptera |
Tortricidae |
| ribbed pine borer |
Rhagium inquisitor (Linnaeus) |
Coleoptera |
Cerambycidae |
| apple maggot |
Rhagoletis pomonella (Wash) |
Diptera |
Tephritidae |
| European buckthorn |
Rhamnus cathartica L. |
Rhamnales |
Rhamnaceae |
| cherry scallop shell moth |
Rheumaptera prunivorata (Ferguson) |
Lepidoptera |
Geometridae |
| Ichneumonid parasitoid wasp |
Rhimphoctona macrocephala (Provancher, 1874) |
Hymenoptera |
Ichneumonidae |
| Rhizoctonia damping-off, blight and rot |
Rhizoctonia solani J.G. Kühn |
Agaricales |
Corticiaceae |
| Rhizosphaera needle cast |
Rhizosphaera kalkhoffii Bubak |
Incertae sedis |
Incertae sedis |
| European chafer |
Rhizotrogus majalis (Razoumowsky) |
Coleoptera |
Scarabaeidae |
| Catawba rosebay |
Rhododendron catawbiense Michx. |
Ericales |
Ericaceae |
| rhododendrons and azaleas |
Rhododendron spp. L. |
Ericales |
Ericaceae |
| jetbead |
Rhodotypos scandens (Thunb.) Makino |
Rosales |
Rosaceae |
| staghorn sumac |
Rhus typhina L. |
Sapindales |
Anacardiaceae |
| weevil |
Rhynchaenus fagi (Linnaeus) |
Coleoptera |
Curculionidae |
| oak flea weevil |
Rhynchaenus quercus (Linnaeus) |
Coleoptera |
Curculionidae |
| tar spot of maple |
Rhytisma acerinum (Pers.) Fr. |
Rhytismatales |
Rhytismataceae |
| tar spot |
Rhytisma americanum Hudler & Banik |
Rhytismatales |
Rhytismataceae |
| tar spot |
Rhytisma salicinum (Pers.) Fr. |
Rhytismatales |
Rhytismataceae |
| New Mexico locust |
Robinia neomexicana Gray |
Fabales |
Fabaceae (Leguminosae) |
| black locust |
Robinia pseudoacacia L. |
Fabales |
Fabaceae (Leguminosae) |
| pauper's-tea |
Sageretia thea (Osbeck) M.C. Johnston |
Rhamnales |
Rhamnaceae |
| black scale |
Saissetia oleae (Olivier) |
Hemiptera |
Coccidae |
| white willow |
Salix alba L. |
Salicales |
Salicaceae |
| weeping willow |
Salix babylonica L. |
Salicales |
Salicaceae |
| goat willow |
Salix caprea L. |
Salicales |
Salicaceae |
| crack willow |
Salix fragilis L. |
Salicales |
Salicaceae |
| corkscrew willow |
Salix matsudana Koidzumi |
Salicales |
Salicaceae |
| black willow |
Salix nigra Marsh. |
Salicales |
Salicaceae |
| purpleosier willow |
Salix purpurea L. |
Salicales |
Salicaceae |
| willow |
Salix rosmarinifolia L. |
Salicales |
Salicaceae |
| common elderberry |
Sambucus nigra L. |
Dipsacales |
Caprifoliaceae |
| common elderberry |
Sambucus nigra ssp. canadensis (L.) R. Bolli |
Dipsacales |
Caprifoliaceae |
| poplar borer |
Saperda calcarata Say |
Coleoptera |
Cerambycidae |
| elm borer |
Saperda tridentata Olivier |
Coleoptera |
Cerambycidae |
| linden borer |
Saperda vestita Say |
Coleoptera |
Cerambycidae |
| soapberry |
Sapindus saponaria L. |
Sapindales |
Sapindaceae |
| western soapberry |
Sapindus saponaria var. drummondii (Hook. & Arn.) L.D. Benson |
Sapindales |
Sapindaceae |
| sassafras |
Sassafras albidum (Nutt.) Nees |
Laurales |
Lauraceae |
| powdery mildew |
Sawadaea tulasnei (Fuckel) Homma |
Erysiphales |
Erysiphaceae |
| Brazilian peppertree |
Schinus terebinthifolius Raddi |
Sapindales |
Anacardiaceae |
| wood decay |
Schizophyllum commune (L.) Fr. |
Agaricales |
Schizophyllaceae |
| red-humped caterpillar moth |
Schizura concinna (J.E. Smith) |
Lepidoptera |
Notodontidae |
| Japanese umbrella-pine |
Sciadopitys verticillata (Thunb.) Siebold & Zucc. |
Pinales |
Cupressaceae |
| fox squirrel |
Sciurus niger Linnaeus, 1758 |
Rodentia |
Sciuridae |
| squirrel |
Sciurus spp. Linnaeus, 1758 |
Rodentia |
Sciuridae |
| camellia flower blight |
Sclerotinia camelliae H.N. Hansen & H.E. Thomas |
Helotiales |
Sclerotiniaceae |
| southern blight |
Sclerotium rolfsii Sacc. |
Incertae sedis |
Incertae sedis |
| smaller European elm bark beetle |
Scolytus multistriatus (Marsham) |
Coleoptera |
Curculionidae |
| banded elm bark beetle |
Scolytus schevyrewi Semenov |
Coleoptera |
Curculionidae |
| ash root rot |
Scytinostroma galactinum (Fr.) Donk |
Russulales |
Lachnocladiaceae |
| leaf spot or scorch |
Septoria azalea Voglino |
Incertae sedis |
Mycosphaerellaceae |
| Septoria leaf spot |
Septoria betulae Pass. |
Incertae sedis |
Mycosphaerellaceae |
| Septoria leaf spot |
Septoria cornicola Desm. |
Incertae sedis |
Mycosphaerellaceae |
| Septoria leaf spot |
Septoria platanifolia Cooke |
Incertae sedis |
Mycosphaerellaceae |
| Septoria leaf spot and cankers |
Septoria spp. Sacc. |
Incertae sedis |
Mycosphaerellaceae |
| giant sequoia |
Sequoiadendron giganteum (Lindl.) Buchh. |
Pinales |
Taxodiaceae |
| blue horntail woodwasp |
Sirex cyaneus Fabricius |
Hymenoptera |
Siricidae |
| Sirex woodwasp |
Sirex noctilio Fabricius |
Hymenoptera |
Siricidae |
| butternut canker |
Sirococcus clavigignenti-juglandacearum N. B. Nair, Kostichka & Kuntz |
Incertae sedis |
Incertae sedis |
| Sirococcus blight of conifers |
Sirococcus conigenus (DC.) P. Cannon & Minter |
Incertae sedis |
Incertae sedis |
| leaf spot |
Sonderhenia eucalypticola (A.R. Davis) H.J. Swart & J. Walker |
Incertae sedis |
Incertae sedis |
| Kowhai |
Sophora tetraptera J.F.Mill. |
Fabales |
Fabaceae (Leguminosae) |
| European mountain-ash |
Sorbus aucuparia L. |
Rosales |
Rosaceae |
| mountain ash |
Sorbus spp. L. |
Rosales |
Rosaceae |
| African tuliptree |
Spathodea campanulata Beauv. |
Scrophulariales |
Bignoniaceae |
| Diplodia blight |
Sphaeropsis sapinea (Fr.) Dyko & B. Sutton |
Incertae sedis |
Incertae sedis |
| Sphaeropsis tip blights and cankers |
Sphaeropsis spp. Lev. |
Incertae sedis |
Incertae sedis |
| powdery mildew |
Sphaerotheca phytoptophila Kellerm. & Swingle |
Erysiphales |
Erysiphaceae |
| cicada killer |
Sphecius speciosus (Drury) |
Hymenoptera |
Sphecidae |
| billbugs |
Sphenophorus spp. Schönherr, 1838 |
Coleoptera |
Curculionidae |
| yellow-bellied sapsucker |
Sphyrapicus varius varius Linnaeus |
Piciformes |
Picidae |
| black spot of elm |
Stegophora ulmea (Fr.) Syd. & P. Syd. |
Diaporthales |
Gnomoniaceae |
| hairy stereum |
Stereum hirsutum (Willd.) Pers. |
Russulales |
Stereaceae |
| wood decay |
Stereum spp. Pers. |
Russulales |
Stereaceae |
| stewartia |
Stewartia spp. L. |
Theales |
Theaceae |
| pecan serpentine leafminer |
Stigmella judlandifoliella (Clemens) |
Lepidoptera |
Nepticulidae |
| Stigmina leaf spot |
Stigmina palmivora (Sacc.) S. Hughes |
Dothideales |
Incertae sedis |
| Stigmina leaf spots |
Stigmina spp. Sacc. |
Dothideales |
Incertae sedis |
| lichen |
Strigula smaragdula Fr. |
Pyrenulales |
Strigulaceae |
| cotton square borer |
Strymon melinus Hübner |
Lepidoptera |
Lycaenidae |
| Japanese pagoda tree |
Styphnolobium japonicum (L.) Schott |
Fabales |
Fabaceae (Leguminosae) |
| Japanese snowbell |
Styrax japonicus Siebold & Zucc. |
Ebenales |
Styracaceae |
| red-humped oakworm moth |
Symmerista canicosta Franclemont |
Lepidoptera |
Notodontidae |
| maple callus borer |
Synanthedon acerni (Clemens) |
Lepidoptera |
Sesiidae |
| lesser peachtree borer |
Synanthedon pictipes (Grote & Robinson) |
Lepidoptera |
Sesiidae |
| dogwood borer |
Synanthedon scitula (Harris) |
Lepidoptera |
Sesiidae |
| sequoia pitch moth |
Synanthedon sequoiae (Henry Edwards) |
Lepidoptera |
Sesiidae |
| currant borer |
Synanthedon tipuliformis (Clerck) |
Lepidoptera |
Sesiidae |
| Japanese tree lilac |
Syringa reticulata (Blume) Hara |
Scrophulariales |
Oleaceae |
| common lilac |
Syringa vulgaris L. |
Scrophulariales |
Oleaceae |
| trumpet-tree |
Tabebuia spp. Gomes ex DC. |
Scrophulariales |
Bignoniaceae |
| saltcedar |
Tamarix ramosissima Ledeb. |
Violales |
Tamaricaceae |
| oak leaf blister |
Taphrina caerulescens (Desmaz. & Mont.) Tul. |
Taphrinales |
Taphrinaceae |
| leaf curl |
Taphrina communis (Sadeb.) Giesenh. |
Taphrinales |
Taphrinaceae |
| leaf blister of elm |
Taphrina ulmi (Fuckel) Johanson |
Taphrinales |
Taphrinaceae |
| beech bark beetle |
Taphrorychus bicolor (Herbst) |
Coleoptera |
Curculionidae |
| Tarsonemid mite |
Tarsonemus spp. |
Acari |
Tarsonemidae |
| baldcypress |
Taxodium distichum (L.) L.C. Rich. |
Pinales |
Taxodiaceae |
| Montezuma baldcypress |
Taxodium mucronatum Ten. |
Pinales |
Taxodiaceae |
| English yew |
Taxus baccata L. |
Taxales |
Taxaceae |
| Japanese yew |
Taxus cuspidata Sieb. & Zucc. |
Taxales |
Taxaceae |
| troipical almond |
Terminalia catappa L. |
Myrtales |
Combretaceae |
| blackheaded ash sawfly |
Tethida barda (Say) |
Hymenoptera |
Tenthredinidae |
| aphid |
Tetraneura spp. Hartig, 1841 |
Hemiptera |
Aphididae |
| twospotted spider mite |
Tetranychus urticae Koch |
Acari |
Tetranychidae |
| oak processionary moth |
Thaumetopoea processionea (Linnaeus) |
Lepidoptera |
Notodontidae |
| needle-shortening pine gall |
Thecodiplosis brachyntera Schwagrichen |
Diptera |
Cecidomyiidae |
| Ectomycorrhizae |
Thelephora terrestris Ehrh. |
Thelephorales |
Thelephoraceae |
| portia tree |
Thespesia populnea (L.) Soland. ex Correa |
Malvales |
Malvaceae |
| eastern arborvitae |
Thuja occidentalis L. |
Pinales |
Cupressaceae |
| bagworm |
Thyridopteryx ephemeraeformis (Haworth) |
Lepidoptera |
Psychidae |
| Thyronectria canker |
Thyronectria austroamericana (Speg.) Seeler |
Incertae sedis |
Incertae sedis |
| dog-day cicada |
Tibicen spp. Latreille, 1825 |
Hemiptera |
Cicadidae |
| American basswood |
Tilia americana L. |
Malvales |
Tiliaceae |
| littleleaf linden |
Tilia cordata P. Mill. |
Malvales |
Tiliaceae |
| largeleaf linden |
Tilia platyphyllos Scop. |
Malvales |
Tiliaceae |
| linden |
Tilia spp. L. |
Malvales |
Tiliaceae |
| silver linden |
Tilia tomentosa Moench |
Malvales |
Tiliaceae |
| Crimean linden |
Tilia x euchlora K.Koch |
Malvales |
Tiliaceae |
| Spanish moss |
Tillandsia usneoides (L.) L. |
Bromeliales |
Bromeliaceae |
| European oak leaf roller |
Tortrix viridana Linnaeus |
Lepidoptera |
Tortricidae |
| tuliptree scale |
Toumeyella liriodendri (Gmelin) |
Hemiptera |
Coccidae |
| pine tortoise scale |
Toumeyella parvicornis (Cockerell) |
Hemiptera |
Coccidae |
| striped pine scale |
Toumeyella pini (King) |
Hemiptera |
Coccidae |
| Trametes wood decay |
Trametes hirsuta (Wulfen) Pilát |
Polyporales |
Polyporaceae |
| white-rot fungus |
Trametes pubescens (Schumach.) Pilát |
Polyporales |
Polyporaceae |
| turkey tail |
Trametes versicolor (L.) C.G. Lloyd |
Polyporales |
Polyporaceae |
| rust |
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. |
Uredinales |
Uropyxidaceae |
| witch's butter |
Tremella mesenterica Retz. |
Tremellales |
Tremellaceae |
| Chinese tallowtree |
Triadica sebifera (L.) Small |
Euphorbiales |
Euphorbiaceae |
| Violet-toothed Polypore |
Trichaptum biforme (Fr.) Ryvarden |
Polyporales |
Polyporaceae |
| citrus psylla |
Trioza erytreae (Del Guercio) |
Hemiptera |
Psyllidae |
| powderpost beetles |
Trogoxylon spp. Leconte, 1861 |
Coleoptera |
Bostrichidae |
| eastern hemlock |
Tsuga canadensis (L.) Carr. |
Pinales |
Pinaceae |
| hemlock |
Tsuga spp. Carr. |
Pinales |
Pinaceae |
| fungus |
Tubakia dryina (Sacc.) B. Sutton |
Diaporthales |
