List of pear diseases
Fungal diseases

List of pear diseases

Section Title: Fungal diseases
Table Section Text: None

Fungal diseases

Alternaria fruit rot	Alternaria spp.

Anthracnose canker and bull's-eye rot	Pezicula malicorticus Cryptosporiopsis curvispora [anamorph]

Armillaria root rot (shoestring root rot)	Armillaria mellea Rhizomorpha subcorticalis [anamorph]

Bitter rot	Glomerella cingulata Colletotrichum gloeosporioides [anamorph]

Black rot, leaf spot and canker	Botryosphaeria obtusa Sphaeropsis malorum [anamorph]

Black spot (of Japanese pear)	Alternaria alternata

Blister canker	Helminthosporium papulosum

Blister disease	Coniothecium chomatosporum

Blue mold rot	Penicillium spp. Penicillium expansum

Botrytis spur and blossom blight	Botrytis cinerea Botryotinia fuckeliana [teleomorph]

Brown rot	Monilinia fructicola Monilinia laxa

Cladosporium fruit rot	Cladosporium herbarum Mycosphaerella tassiana [teleomorph]

Clitocybe root rot (mushroom root rot)	Armillaria tabescens = Clitocybe tabescens

Coprinus rot	Coprinopsis psychromorbida

Dematophora root rot (Rosellinia root rot)	Rosellinia necatrix Dematophora necatrix [anamorph]

Diplodia canker	Botryosphaeria stevensii = Physalospora malorum Diplodia mutila [anamorph]

Elsinoe leaf and fruit spot	Elsinoe piri Sphaceloma pirinum [anamorph]

European canker	Nectria galligena Cylindrocarpon heteronemum [anamorph]

Fabraea leaf and fruit spot	Diplocarpon mespili = Fabraea maculata Entomosporium mespili [anamorph]

Fly speck	Schizothyrium pomi Zygophiala jamaicensis [anamorph]

Gibberella canker	Gibberella baccata Fusarium lateritium [anamorph]

Gray mold rot	Botrytis cinerea

Late leaf spot	Cercospora minima

Mucor fruit rot	Mucor spp. Mucor piriformis

Mycosphaerella leaf spot (ashy leaf spot and fruit spot)	Mycosphaerella pyri = Mycosphaerella sentina Septoria pyricola [anamorph]

Nectria twig blight (coral spot)	Nectria cinnabarina Tubercularia vulgaris [anamorph]

Pear scab	Venturia pyrina Fusicladium pyrorum [anamorph]

Perennial canker	Neofabraea perennans Cryptosporiopsis perennans [anamorph]

Phyllosticta leaf spot	Phyllosticta sp.

Phytophthora crown and root rot (sprinkler rot)	Phytophthora cactorum

Pink mold rot	Trichothecium roseum = Cephalothecium roseum

Powdery mildew	Podosphaera leucotricha

Pythium dieback	Pythium spp.

Rhizopus rot	Rhizopus stolonifer

Rust, American hawthorne	Gymnosporangium globosum

Rust, Kern's pear	Gymnosporangium kernianum

Rust, Pacific Coast pear	Gymnosporangium libocedri

Rust, pear trellis (European pear rust)	Gymnosporangium fuscum

Rust, Rocky Mountain pear	Gymnosporangium nelsonii

Side rot	Phialophora malorum

Silver leaf	Chondrostereum purpureum

Sooty blotch	Gloeodes pomigena

Thread blight (Hypochnus leaf blight)	Corticium stevensii = Pellicularia koleroga = Hypochnus ochroleucus

Valsa canker	Valsa ceratosperma Cytospora sacculus [anamorph]

Wood rot	Trametes versicolor and various basidiomycetes

Xylaria root rot	Xylaria spp.

Sentence(s)

Venturia pyrina causes scab of pear.

final_sentence: Venturia pyrina causes scab of pear.