Flashcards
Plant Pathology ID

Cards in this deck (133)
- 1—Ambrosia Beetle
Various
Various
- 2—American mistletoe
Phoradendron sp.
Various
- 3—Aphids
Aphis sp.
Various
- 4—Apple scab
Venturia inaequalis
Malus sp.
- 5—Ash anthracnose
Gnomoniella fraxini
Ash
- 6—Asian Longhorn beetle
Anoplophora glabripennis
Various
- 7—Azalea Bark Scale
Ericoccus azaleae
Azalea
- 8—Azalea lace bug
Stephanitis pyriodes
Rhododendron sp.
- 9—Bacterial leaf scorch
Sylella fastidiosa
Oak, Maple, Sycamore
- 10—Bacterial leaf spot
Xanthomonas sp.
English Ivy
- 11—Bagworm
Thyridopteryx ephemeraeformis
Various
- 12—Black knot
Apiosporina morbosa
Cherry, Plum
- 13—Black root rot
Thielaviopsis basicola
Holly
- 14—Black spot of rose
Diplocarpon rosae
Rose
- 15—Black Vine Weevil
Otiorhynchus sulcatus
Various
- 16—Botryosphaeria canker
Botysophaeria sp.
Various
- 17—Botrytis flower blight
Botrytis cinerea
Marigold, Pansy, Geranium
- 18—Boxwood blight
Calonectria pseudonaviculata
Boxwood, Sarcococca, Pachysandra
- 19—Boxwood leafminer
Monarthropalpus flavus
Boxwood
- 20—Boxwood psyllid
Cacopsylla buxi
Boxwood
- 21—Brittle Cinder Fungus
Kretzschmaria deusta
Maples and others
- 22—Bronze Birch Borer
Agrilus anxius
Birch
- 23—Brown Marmorated Strink Bug
Halyomorpha halys
- 24—Brown Patch
Rhizoctonia solani
Turf
- 25—California Oakworm
Phryganidia californica
Oak
- 26—Camellia/Azalea leaf gall
Exobasidium sp.
Camellia, Azalea
- 27—Cedar-apple/quince/hawthorn rust
Gymnosporangium sp.
Juniper, Apple, Crabapple, Hawthorn, Quince
- 28—Chestnut blight
Cryphonectria parasitica
Chestnut
- 29—Cooley Spruce gall adelgid
Adelgis cooleyi
Colorado blue, Sitka, Engleman, White Spruce; Douglas-fir
- 30—Cottony camellia/taxus scale
Pulvinaria floccifera
Camellia, yew, holly
- 31—Cottony cushion scale
Icerya purchasi
- 32—Cottony maple scale
Pulvinaria innumerabilis
- 33—Crown gall
Agrobacterium tumefaciens
Pecan, WIllow, Rose, Oak
- 34—Cynipid Gall Wasp
Cynipidae
Oak
- 35—Cytospora Canker
Cytospora sp
Maple, Spruce
- 36—Diplodia/Sphaeropsis tip blight
Spaeropsis sapinea
Pinus sp.
- 37—Dogwood borer
Synanthedon scitula
Dogwood
- 38—Dollar spot
Sclerotinia homeocarpa
Turf
- 39—Dothistroma needle blight
Mycosphaerella sp.
Pinus sp.
- 40—Dutch Elm Disease
Ceratocystis ulmi / Ophiostoma ulmi
American, Belgian,
Cedar, English,
September, European,
and winged Elm
- 41—Eastern Filbert Blight
Anisogramma anomala
American Filbert,
European Filbert,
Beaked Filbert,
Giant Filbert
- 42—Elm bark beetle
Hylurgopinus rufipes
Ulmus sp.
- 43—Elm leaf beetle
Xanthogaleruca luteola
Ulmus sp.
- 44—Emerald Ash Borer
Agrilus planipennis
Ash
- 45—Entomosporium leaf spot
Entomosporium mespili / E. maculate Photinia, Raphiolepis
- 46—Euonymus scale
Unaspis euonymi
Euonymus, Camellia, Buxus, Daphne, Hedera, Ilex, Ligustrum, Pachysandra and
Prunus
- 47—European Hornet
Vespa crabro germana
Lilac, Birch, Willow, Boxwood, Poplar
- 48—European red mite
Panonychus ulmi
- 49—Fall webworm
Hyphantria cunea
- 50—Fireblight
Erwinia amylovora
Apple, Crabapple, Pear, Pyracantha
- 51—Flatheaded appletree borer
Chrysobothris femorata
Maple, Oak, Hickory, Sycamore, Willow, Rose, Cotoneaster
- 52—Fusiform rust
Cronartium quercuum
Oak, Pine - 53—Ganoderma root and butt rot
Ganoderma lucidum
- 54—Gloomy Scale
Melanaspis tenebricosa
Maple
- 55—Gypsy moth
Lymantria dispar
- 56—Hackberry nipplegall maker
Pachypsylla celtidismamma
Hackberry
- 57—Hemlock rust mite
Nalepella tsugifoliae
Hemlock
- 58—Hemlock woolly adelgid
Adelgis tsugae
Hemlock
- 59—Herbicide Injury
Various symptoms
- 60—Holly leafminer
Phytomyza ilicicola
Holly
- 61—Holly Pit Scale
Asterolecanium puteanum
American, Chinese, Japanese Holly - 62—Honeylocust Plant Bug
Blepharidopterus chlorionis
Honeylocust
- 63—Hypoxylon canker-dieback
Hypoxylon sp.
Oak
- 64—Interveinal Chlorosis
Iron deficiency
- 65—Inonotus Root & Butt Rot
Inonotus spp.
Oak, Paper birch, Black
Cottonwood
- 66—Japanese beetle
Popillia japonica
- 67—Japanese Maple Scale
Lopholeucaspis japonica
Maple, Dogwood, Holly, Magnolia, Prunus
- 68—Juniper scale
Carulaspis juniperi
Juniper, Cypress, Chamaecyparis
- 69—Lady beetles

- 70—Leaf blister
Taphrina caerulescens
Oak
- 71—Leafhoppers

- 72—Lecanium Scale
Eulecanium/Parthenolecanium
Various spp
- 73—Lichens
A fungus & algae association –
not parasitic
- 74—Lilac/ash borer
Podosesia syringae
- 75—Lygus bugs
Lygus sp.
- 76—Magnolia scale
Neolecanium cornuparvum
Magnolia stellata, M. acuminata, M.quinquepeta, and M.soulangeana
- 77—Maple Petiole Borer
Caulocampus acericaulis
Maple
- 78—Masked chafer

- 79—Maskell Scale
Lepidosaphes pallida
Cryptomeria
- 80—Mealybugs

- 81—Mimosa webworm
Homadaula anisocentra
Mimosa, Thornless Honeylocust
- 82—Mosaic/Ringspot
Various viruses
Rose, Camellia, Dogwood, Aspen
- 83—Nectria canker
Nectria sp.
- 84—Cypress tip miners[MM1]
Argyresthia sp.
Cypress, juniper, Arborvitae, and Redwood![Cypress tip miners[MM1] Argyresthia sp. Cypress, juniper, Arborvitae, and Redwood](https://examtimeassets.s3.amazonaws.com/uploads/media/image/19558412/desktop_d3397d97-5409-4a64-a5e2-f24199f52afe.jpg)
- 85—Nitrogen deficiency
Old leaves yellow
- 86—Oak Anthracnose
Discula quercina
White Oak
- 87—Oak Leafminer
Cameraria hamadryadella
Oak
- 88—Oak Wilt
Ceratocystis fagacearum
Red and Live Oak
- 89—Obscure Scale
Melanaspis obscura
Oak
- 90—Orange Striped Oakworm
Anisota senatoria
Oak
- 91—Ovulinia petal blight
Ovulinia azalea
Rhododendron sp.
- 92—Peachtree borer
Synanthedon exitiosa
Prunus sp.
- 93—Pestalotia Blight / Leaf Spot
estalotiopsis spp.
Various
- 94—Phomopsis blight
Phomopsis juniperovora
Juniper
- 95—Phytophthora root and crown rot Phytophthora sp

- 96—Pine needle scale
Chionaspis pinifoliae
Pines, Spruces, Douglas-fir and Cedar
- 97—Pine tip moths
Pine
- 98—Pinewood Nematode
Bursaphelenchus xylophilis
Japanese Black, Austrian, Mugo, and other non-native pines
- 99—Pitch Canker
Fusarium moniliforme var. subglutinans, Virginia, Loblolly, and other Pines
- 100—Poplar leaf rust
Melampsora medusae
Poplar, Douglas-fir, eastern and western
larches, and lodgepole and ponderosa pines
- 101—Powdery mildew

- 102—Redhumped caterpillar
Schizura sp.
- 103—Rhabdocline needlecast
Rhabdocline pseudotsugae
Douglas-fir
- 104—Rhizosphaera needlecast
Rhizosphaera sp.
Spruce, Fir
- 105—Root knot nematode
Meloidogyne sp.
- 106—Rose Rosette
Virus Virus Rose
- 107—San Jose scale
Quadraspidiotus perniciosus
- 108—Sapsucker / Woodpecker
Hemlock, Pine, Spruce, Fir, Maple, Beech, Birch, Willow
- 109—Seiridium Blight / Canker
Seiridium unicorne
Leyland Cypress
- 110—Shoestring root rot
Armillaria mellea
- 111—Spring cankerworm
Paleacrita vernata
Elm, Hickory, Maple, Ash, Beech, Basswood, Oak and Apple
- 112Spruce bud scale Physokermes hemicryphus Spruces, especially Norway

- 113—Spruce Needleminer
Endothenia albolineana
Spruce
- 114—Spruce spider mite
Oligonychus ununguis
Spruce, Arborvitae, Juniper, Hemlock, Pine, Douglas-fir, Siberian larch and other conifers
- 115—Stigmina Needle Blight
Stigmina lautii
Spruce
- 116—Sudden Oak Death
Phytophthora ramorum
Coast Live Oak, Coast Redwood, Tanoak, etc.
- 117—Swiss Needlecast
Phaeocryptopus gaeumannii
Douglas Fir
- 118—Tar spot
Rhytisma sp.
Maple
- 119—Tea Scale
Fiorinia theae
Camellia, Chinese Holly, Burford Holly
- 120—Tent caterpillar
Malacosoma sp.
Cherry
- 121—Thousand Cankers Disease
Geosmithia morbida
Black Walnut
- 122—Thrips

- 123—Tubakia Leaf Spot
Tubakia spp.
Oak
- 124—Two spotted spider mite

- 125—Twolined Chestnut borer
Agrilus bilineatus
Oak, Chestnut
- 126—Twolined spittlebug
Prosapia bicinata
Turf
- 127—Verticillium Wilt
Verticillium dahlia
Many, but also many resistant species
- 128—Volutella blight
Volutella pachysandricola
Pachysandra
- 129—Wax scale

- 130—Weevils

- 131—White peach scale
Pseudolaulacaspis pentagona
Peach, Cherry
- 132—White pine weevil
Pissodes strobe
Pines, Spruces
- 133—Whiteflies
Ash, Dogwood, Sycamore, Sweetgum, Honeylocust, Black locust, Barberry, Redbud, Hibiscus, Rose, and more
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- Flashcards on Plant Pathology ID, created by Karl Grebe on 06/03/2019.
- Created by
- Karl Grebe
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