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Diseases of Bean (Phaseolus vulgaris L.)

Howard F. Schwartz and Robert M. Harveson, collators (last update 8/31/15)

BACTERIAL DISEASES

Bacterial brown spot

Pseudomonas syringae pv. syringae van Hall

Bacterial wilt

Curtobacterium flaccumfaciens pv. flaccumfaciens (Hedges) Collins & Jones
         (syn. Corynebacterium flaccumfaciens subsp. flaccumfaciens (Hedges) Dowson)

Common bacterial blight

Xanthomonas axonopodis pv. phaseoli (Smith) Vauterin et al.
         (syn. X. campestris pv. phaseoli (Smith) Dye)

Fuscous blight

Xanthomonas fuscans subsp. fuscans Shaad et al.
         (syn. X. campestris subsp. phaseoli (Smith) Dye)

Halo blight

Pseudomonas savastanoi pv. phaseolicola (Burkholder) Gardan et al.
         (syn. P. syringae subsp. phaseolicola (Burkholder) Young et al.)

Wildfire

Pseudomonas syringae pv. tabaci (Wolf & Foster) Young et al.

FUNGAL AND OOMYCETE DISEASES

Alternaria leaf and pod spot

Alternaria alternata (Fr.:Fr.) Keissl.
         (syn. A. tenuis Nees)

A. brassicae (Berk.) Sacc.

A. brassicicola (Schwein.) Wiltshire

Angular leaf spot

Pseudocercospora griseola (Sacc.) Crous & U. Braun
         (syn. Phaeoisariopsis griseola (Sacc.) Ferraris)

Anthracnose

Colletotrichum lindemuthianum (Sacc. & Magn.) Briosi & Cavara
         (syn. Glomerella lindemuthiana Shear)

Aphanomyces root and hypocotyl rot

Aphanomyces euteiches Drechsler

Ashy stem blight (Charcoal rot)

Macrophomina phaseolina (Tassi) Goid.
         (syn. Sclerotium bataticola Tauben.)

Black node disease (Ascochyta leaf spot)

Boeremia diversispora (Bubak) Aveskamp, Gruyter, & Verkley
         (syns. Phoma diversispora Bubak; P. exigua var. diversispora (Bubak) Boerema)

B. exigua var. exigua (Desm.) Aveskamp, Gruyter, & Verkley
         (syns. Ascochyta phaseolorum Sacc.; P. exigua Desm.)

Black root rot

Thielaviopsis basicola (Berk. & Broome) Ferraris
         (syn. Chalara elegans Nag, Raj, & W. B. Kend.)

Cercospora leaf spot and blotch

Cercospora canescens Ellis & G. Martin

C. caracallae (Speg.) Vassiljevsky & Karak.

C. phaseoli Dearn. & Barthol.

Pseudocercospora cruenta (Sacc.) Deighton
         (syns. C. cruenta (Sacc.) Deighton; Mycosphaerella cruenta D. H. Latham)

Chaetoseptoria leaf spot

Chaetoseptoria wellmanii Stevenson

Damping-off and stem rot, Rhizoctonia

Rhizoctonia solani J. G. Kühn
         (syn. Thanatephorus cucumeris (A. B. Frank) Donk)

Diaporthe pod blight

Diaporthe phaseolorum (Cooke & Ellis) Sacc.

Downy mildew

Phytophthora nicotianae Breda de Haan

Downy mildew (of lima)

Phytophthora phaseoli Thaxt.

Entyloma leaf smut

Entyloma petuniae Speg.

Floury leaf spot

Ramularia phaseoli (D. A. Drumm.) Deighton
         (syn. Mycovellosiella phaseoli (D. A. Drumm.) Deighton)

Fusarium root rot

Fusarium solani f. sp. phaseoli (Burkholder) W. C. Snyder & H. N. Hansen

Fusarium yellows (Fusarium wilt)

Fusarium oxysporum f. sp. phaseoli J. B. Kendr. & W. C. Snyder

Gray leaf spot

Passalora castellanii (Matta & Belliard) U. Braun
         (syn. Cercospora castellanii Matta & Belliard)

P. vanderystii U. Braun & Crous
         (syn. C. vanderysti Henn)

Gray mold

Botrytis cinerea Pers.:Fr.
         (syn. Botryotinia fuckeliana (de Bary) Whetzel)

Phyllosticta leaf spot

Boeremia exigua var. exigua (Desm.) Aveskamp, Gruyter, & Verkley
         (syn. Phyllosticta phaseolina Sacc.)

Phymatotrichum root rot (Cotton root rot)

Phymatotrichopsis omnivora (Shear) Hennebert
         (syns. Ozonium omnivorum Shear; Phymatotrichum omnivorum (Shear) Duggar)

Pink pod rot

Trichothecium roseum (Pers.:Fr.) Link

Powdery mildew

Erysiphe polygoniDC.

Pythium diseases

Globisporangium irregulare (Buisman) Uzuhashi, Tojo, & Kakish
         (syn. Pythium irregulare Buisman)

G. paroecandrum (Drechsler) Uzuhashi, Tojo, & Kakish
         (syn. P. paroecandrum Drechsler)

G. ultimum (Trow) Uzuhashi, Tojo, & Kakish
         (syn. P. ultimum Trow)

P. aphanidermatum (Edson) Fitzp.

P. myriotylum Drechsler

Rust

Uromyces appendiculatus var. appendiculatus (Pers.:Pers.) Unger

Scab

Elsinoë phaseoli Jenk.
         (syn. Sphaceloma sp.)

Southern blight

Athelia rolfsii (Curzi) Tu & Kimbrough
         (syn. Sclerotium rolfsii Sacc.)

Soybean rust

Phakopsora meibomiae (Arthur) Arthur—American soybean rust

P. pachyrhizi Syd. & P. Syd.—Asian soybean rust

Speckle disease

Stagonosporopsis hortensis (Sacc. & Malbr.) Petr.
         (syn. Ascochyta boltshauseri Sacc.)

Stem rot

Unidentified basidiomycete

Web blight

Rhizoctonia solani J. G. Kühn
         (syn. Thanatephorus cucumeris (A. B. Frank) Donk.)

White leaf spot

Cercospora albida Matta & Belliard
         (syn. Pseudocercosporella albida (Matta & Belliard) Deighton)

White mold (Sclerotinia rot)

Sclerotinia sclerotiorum (Lib.) de Bary

Yeast spot

Eremothecium gossypii (S. F. Ashby & Nowell) Kurtzman
         (syn. N. gossypii S. F. Ashby & Nowell)

Nematospora coryli Peglion

NEMATODES (PARASITIC)

Awl nematode:

Dolichodorus heterocephalus Cobb

Bulb and stem nematode:

Ditylenchus spp.

Chrysanthemum foliar nematode:

Aphelenchoides ritzemabosi (Schwartz) Steinert & Buhrer

Cyst (Soybean) nematode:

Heterodera glycines Ichinohe

Dagger nematode, American:

Xiphinema americanum Cobb

Lance nematode:

Hoplolaimus spp.

Lesion nematodes:

Pratylenchus brachyurus (Godfrey) Filip. & Schuur.-Stek.

P. penetrans (Cobb) Filip. & Schuur.-Stek.

P. scribneri Steiner

Pin nematode:

Paratylenchus spp.

Reniform nematode:

Rotylenchulus reniformis Linford & Oliveira

Ring nematode:

Criconemoides ovantus Raski

Root-knot nematodes:

Meloidogyne arenaria (Neal) Chitwood

M. hapla Chitwood

M. incognita (Kofoid & White) Chitwood

M. javanica (Trueb) Chitwood

Spiral nematode:

Helicotylenchus dihysteria (Cobb) Sher

Sting nematode:

Belonolaimus longicaudatus Rau

Stubby-root nematode:

Paratrichodorus christiei (Allen) Siddiqi

Stunt nematodes:

Merlinius spp.

Quinisulcius acutus (Allen) Siddiqi

Tylenchorhynchus spp.

NONINFECTIOUS DISEASES, DISORDERS, AND DAMAGE

Air pollution injury

Ozone, peroxyacetyl nitrate (PAN), sulfur dioxide

Baldhead

Mechanical injury to seed

Bronzing

Ozone injury

Environmental stresses

Hail injury, lightning injury, moisture stress, sunscald, temperature stress, wind and sand damage

Genetic abnormalities

Green spot

Unknown cause

Hypocotyl collar rot

Calcium deficiency

Nutritional disorders

Mineral deficiencies and toxicities

Pesticide injury

pH (High and low)

Salinity

Seed quality

Mechanical damage, seed coat rupture

PHYTOPLASMA DISEASES

Long stem

Yellow asters group

Machismo

Unidentified

Witches'-broom

Unidentified

VIRUS DISEASES

Alfalfa mosaic

Genus Alfamovirus; Alfalfa mosaic virus (AMV)

Angular mosaic

Genus Carlavirus; Cowpea mild mottle virus (CPMMV)

Bean calico mosaic

Genus Begomovirus; Bean calico mosaic virus (BCaMV)

Bean common mosaic (Black root)

Genus Potyvirus; Bean common mosaic necrosis virus (BCMNV), Bean common mosaic virus (BCMV)

Bean dwarf mosaic

Genus Begomovirus; Bean dwarf mosaic virus (BDMV)

Bean golden mosaic

Genus Begomovirus; Bean golden mosaic virus (BGMV)

Bean golden yellow mosaic

Genus Begomovirus; Bean golden yellow mosaic virus (BGYMV)

Bean mild mosaic

Genus Carmovirus; Bean mild mosaic virus (BMMV)

Bean necrosis mosaic

Genus Tospovirus; Tomato spotted wilt virus (TSWV)

Bean pod mottle

Genus Comovirus; Bean pod mottle virus (BPMV)

Bean rugose mosaic

Genus Comovirus; Bean rugose mosaic virus (BRMV)

Bean severe mosaic

Genus Comovirus; Cowpea severe mosaic virus (CPSMV), Quail pea mosaic virus (QPMV)

Bean southern mosaic

Genus Sobemovirus; Southern bean mosaic virus (SBMV)

Bean summer death

Genus Mastrevirus; Tobacco yellow dwarf virus (TYDV)

Bean yellow dwarf

Genus Mastrevirus; Bean yellow dwarf virus (BeYDV)

Bean yellow mosaic

Genus Potyvirus; Bean yellow mosaic virus (BYMV)

Bean yellow stipple

Genus Bromovirus; Cowpea chlorotic mottle virus (CCMV)

Clover yellow vein

Genus Potyvirus; Clover yellow vein virus (CYVV)

Cucumber mosaic

Genus Cucumovirus; Cucumber mosaic virus (CMV)

Curly top

Genus Curtovirus; Beet curly top virus (BCTV)

Peanut mottle

Genus Potyvirus; Peanut mottle virus (PeMoV)

Peanut stunt

Genus Cucumovirus; Peanut stunt virus (PSV)

Red node

Genus Ilarvirus; Tobacco streak virus (TSV)

Soybean mosaic

Genus Potyvirus; Soybean mosaic virus (SMV)

Stipple streak

Genus Necrovirus; Tobacco necrosis virus (TNV)