Conifer

Forestry: Conifer

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Subject	Scientific Name	Images
air pollutants		2
Aleurodiscus cankers	Aleurodiscus spp.	1
American dwarf mistletoe	Arceuthobium americanum	1
annosum root disease	Heterobasidion annosum	97
Armillaria root rot	Armillaria mellea	1
Armillaria root rot	Armillaria solidipes	21
Armillaria root rot	Armillaria tabescens	4
Armillaria root rots	Armillaria spp.	29
Atropellis canker	Atropellis pinicola	2
Atropellis canker	Atropellis piniphila	12
Atropellis canker	Atropellis spp.	2
balsam woolly adelgid	Adelges piceae	6
bitter rot and anthracnose	Colletotrichum gloeosporioides	1
black rot	Ceratocystis fimbriata	1
black stain root disease	Ophiostoma wageneri	23
blue stain		3
blue stain	Ophiostoma ips	2
blue stain	Ophiostoma piceae	1
brown felt blight	Herpotrichia juniperi	5
brown felt blight of pines	Neopeckia coulteri	6
Brown needle blight of pine	Mycosphaerella gibsonii	1
brown spot	Alternaria alternata	2
brown spot needle blight of pine	Mycosphaerella dearnessii	41
burl and decay		3
Caliciopsis canker	Caliciopsis pinea	1
canker		2
canker	Valsa quaternata	1
cedar brown pocket rot	Postia sericeomollis	2
cedar-apple rust	Gymnosporangium juniperi-virginianae	2
Cenangium limb canker	Cenangium ferruginosum	1
Cercospora fungi	Cercospora spp.	1
charcoal rot	Macrophomina phaseolina	6
chemicals		1
cherry-spruce rust	Pucciniastrum areolatum	7
Chrysomyxa rust of spruce	Chrysomyxa ledi	2
cold injury (low temperature)		2
comandra blister rust	Cronartium comandrae	25
common snow mold	Phacidium infestans	1
cone worms	Dioryctria spp.	4
Cronartium gall rusts	Cronartium spp.	1
crown gall	Rhizobium radiobacter	3
Cryptosphaeria cankers	Cryptosphaeria spp.	1
Cyclaneusma needle cast	Cyclaneusma minus	3
Cylindrocladium root diseases	Cylindrocladium spp.	5
Cytospora canker	Cytospora pinastri	1
Cytospora canker of fir	Cytospora abietis	1
Cytospora canker of spruce	Valsa kunzei	6
Cytospora cankers	Cytospora spp.	8
Dasyscypha cankers	Dasyscyphus spp.	2
Dasyscypha cankers	Lachnellula spp.	3
decay		4
Delphinella canker	Delphinella balsameae	1
Delphinella shoot blight	Delphinella abietis	3
Dermea canker	Dermea pseudotsugae	3
Diplodia blight	Sphaeropsis sapinea	125
Diplodia tip blight	Diplodia pinastri	9
Diplodia tip blights	Diplodia spp.	20
Dothistroma needle blight	Mycosphaerella pini	24
Douglas-fir needlecast	Rhabdocline pseudotsugae	17
drought		3
dry rot	Serpula lacrymans	1
dwarf mistletoes	Arceuthobium spp.	3
eastern dwarf mistletoe	Arceuthobium pusillum	1
eastern pine gall rust	Cronartium quercuum	11
ectomycorrhizae		1
Elytroderma needle cast of pine	Elytroderma deformans	12
European larch canker	Lachnellula willkommii	7
European mistletoe	Viscum album	2
Eutypella canker	Eutypella parasitica	1
fall webworm	Hyphantria cunea	2
fertilization		1
fir and spruce canker		5
fir broom rust	Melampsorella caryophyllacearum	18
fir mistletoe	Phoradendron pauciflorum	1
fir needle casts	Lirula spp.	1
fir-fern rust	Uredinopsis spp.	1
fir-fireweed rust	Pucciniastrum epilobii	2
fletcher scale	Parthenolecanium fletcheri	2
flooding/high water		1
frost and winter injury (general)		5
Fusarium cortical stem rot	Fusarium avenaceum	3
Fusarium wilts, blights, rots and damping-off	Fusarium spp.	10
fusiform rust	Cronartium quercuum f.sp. fusiforme	37
gall rust of jack pine	Cronartium quercuum f.sp. banksianae	2
gall rust of Virginia pine	Cronartium quercuum f.sp. virginianae	1
galls		1
Gibberella canker	Gibberella baccata	1
gray mold	Botrytis cinerea	20
gray molds	Botrytis spp.	3
Gynosporanium rusts	Gymnosporangium spp.	4
hackberry nipplegall maker	Pachypsylla celtidismamma	2
heat		3
hemlock rust	Melampsora farlowii	2
Herpotrichia fungi	Herpotrichia spp.	4
hispidus canker	Inonotus hispidus	1
incense cedar broom rust	Gymnosporangium libocedri	3
indian paint fungus	Echinodontium tinctorium	4
Japanese pear rust	Gymnosporangium asiaticum	3
juniper blight	Cercospora sequoiae junipera	1
juniper broom rust	Gymnosporangium speciosum	2
juniper witches' broom rust	Gymnosporangium nidus avis	1
juniper-pear rust	Gymnosporangium sabinae	2
Kabatina blight	Kabatina juniperi	2
Lachnellula canker	Lachnellula flavovirens	1
laminated root disease	Phellinus weirii	15
larch needle cast	Hypodermella laricis	6
large-spored spruce-laborador tea/needle rust	Chrysomyxa ledicola	3
Leptographium root disease	Leptographium procerum	21
Leptographium root disease	Leptographium spp.	12
Leucostoma canker of spruce	Leucostoma kunzei	3
limb rust	Peridermium filamentosum	13
lodgepole pine needle cast	Lophodermella concolor	5
Lophodermium needle casts	Lophodermium spp.	10
Macrophoma rough bark disease	Macrophoma tumefaciens	1
Medusa needle blight	Davisomycella medusa	3
mistletoes	Phoradendron spp.	2
Nectria canker	Nectria spp.	2
needle blight of cedar	Didymascella thujina	2
needle blight of hemlock	Fabrella tsugae	5
needle blight of larch	Meria laricis	9
needle cast	Bifusella saccata	1
needle cast	Lophodermium seditiosum	1
needle cast	Virgella robusta	1
needle cast of Japanese larch	Mycosphaerella laricis-leptolepidis	1
needle droop		1
needle rust	Coleosporium tussilaginis	1
needlecast	Davisomycella attenuata	1
needlecast	Lophodermella montivaga	2
needlecast	Meloderma desmazieri	4
needlecast	Stigmina deflectens	5
Neonectria cankers	Neonectria spp.	3
nitrogen deficiency		1
nuclear polyhedrosis virus	Nucleopolyhedrovirus	2
nutrient deficiency		6
oak wilt	Ceratocystis fagacearum	2
ozone		2
pales weevil	Hylobius pales	1
pecky cypress pocket rot	Stereum taxodii	1
Perenniporia decay	Perenniporia subacida	1
Pestalotiopsis leaf spot	Pestalotiopsis spp.	2
Phacidium fungus	Phacidium coniferarum	6
Phomopsis blight	Phomopsis juniperivora	12
Phomopsis cankers and twig blights	Phomopsis spp.	5
Phyllosticta leaf spots	Phyllosticta spp.	4
Phytophthora root and crown rots	Phytophthora spp.	2
Phytophthora root disease of Port Orford cedar	Phytophthora lateralis	2
Phytophthora root rot	Phytophthora cinnamomi	56
pine needle cast	Lophodermella cerina	13
pine needle cast	Lophodermium nitens	3
pine needle cast	Lophodermium pinastri	24
pine needle rust	Coleosporium asterum	5
pine needle rusts	Coleosporium spp.	5
pine tip blight		3
pine wilt nematode	Bursaphelenchus xylophilus	5
pinyon blister rust	Cronartium occidentale	13
pinyon dwarf mistletoe	Arceuthobium divaricatum	1
pitch canker	Fusarium circinatum	9
pitch canker	Fusarium subglutinans	45
Ploioderma needle cast of pine	Ploioderma lethale	1
ponderosa pine dwarf mistletoe	Arceuthobium vaginatum	1
poplar rust	Melampsora medusae	1
powdery mildew of oak	Microsphaera alphitoides	1
Pythium diseases	Pythium spp.	2
quince rust	Gymnosporangium clavipes	1
red belt abiotic damage		7
red heart decay	Stereum sanguinolentum	3
red heart of pine	Phellinus pini	14
red root and butt rot	Inonotus circinatus	5
redwood trunk rot	Poria sequoiae	1
Rhabdocline needlecasts	Rhabdocline spp.	4
Rhizoctonia damping-off, blight and rot	Rhizoctonia solani	4
Rhizosphaera needle cast	Rhizosphaera kalkhoffii	18
Rhizosphaera needle cast	Rhizosphaera pini	2
root disease	Onnia circinata	1
root diseases and rots		20
root problems		1
root rot	Phellinus hartigii	1
sand pine root disease		5
Schweinitzii root and butt disease	Phaeolus schweinitzii	13
Scleroderris canker of pine and spruce	Gremmeniella abietina	50
Scleroderris canker of western firs	Grovesiella abieticola	1
Scots pine	Pinus sylvestris	1
seedling blight of longleaf pine	Ceratobasidium spp.	5
Sirococcus blight of conifers	Sirococcus conigenus	63
sooty mold		2
southern blight	Sclerotium rolfsii	3
southern cone rust	Cronartium strobilinum	6
southwestern white-spored gall rust	Peridermium (An undescribed species)	3
spruce broom rust	Chrysomyxa arctostaphyli	20
spruce coneworm	Dioryctria abietella	1
spruce decline		53
spruce needle cast	Lophodermium piceae	2
spruce needle cast/blight	Lirula macrospora	12
spruce needle rust	Chrysomyxa weirii	1
spruce needle rusts	Chrysomyxa spp.	3
spruce rust	Chrysomyxa abietis	1
stalactiform blister rust	Cronartium coleosporioides	12
Stigmina leaf spots	Stigmina spp.	3
sudden oak death	Phytophthora ramorum	3
sweet fern blister rust	Cronartium comptoniae	7
Swiss needle cast	Phaeocryptopus gaeumannii	10
tar spot needlecast	Davisomycella ampla	7
Tomentosus root disease	Onnia tomentosus	6
Truncatella fungus	Truncatella hartigii	1
twig dieback of larch	Botryosphaeria laricina	1
twist rust	Melampsora populnea	5
unknown		1
veiled polypore	Cryptoporus volvatus	1
western gall rust	Endocronartium harknessii	40
white laminated rot	Ceriporiopsis rivulosa	1
white pine blister rust	Cronartium ribicola	94
white pine needlecast	Lophodermella arcuata	2
white spruce decline		1
witches broom rust	Gymnosporangium nelsonii	1
witches' broom		4
wood decay	Pholiota albocrenulata	1
wood decay	Stereum spp.	2
wood rot fungi	Trichoderma spp.	3
woolly pine scale	Pseudophilippia quaintancii	2
yellow-bellied sapsucker	Sphyrapicus varius	2
yellow-cedar decline		3

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Forestry: Conifer