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Common Names of Plant Diseases
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DisplayTitle
Diseases of Foliage Plants
(House Plants)
Page Content
A. R. Chase, primary collator (last update 3/26/93)
ACANTHACEAE (
Aphelandra squarrosa
Nees,
A
[zebra plant] and
Fittonia verschaffeltii
(Lem.) Coem.,
F
[nerve plant])
BACTERIAL DISEASE
Bacterial leaf spot
Xanthomonas campestris
(Pammel) Dowson
FUNGAL DISEASES
Corynespora leaf spot
Corynespora cassiicola
(Berk. & M.A. Curtis) C.T. Wei
:
A
Gray mold
Botrytis cinerea
Pers.
:
Fr.
:
A
(teleomorph:
Botryotinia fuckeliana
(de Bary) Whetzel)
Myrothecium leaf spot
Myrothecium roridum
Tode
:
Fr.
:
A
Phytophthora stem rot
Phytophthora nicotianae
Breda de Haan var.
parasitica
(Dastur) G.M. Waterhouse
:
A
=
P. parasitica
Dastur
Rhizoctonia stem rot
Rhizoctonia solani
Kühn
:
A,F
(teleomorph:
Thanatephorus cucumeris
(A.B. Frank) Donk)
Southern blight
:
Sclerotium rolfsii
Sacc.
:
A,F
(teleomorph:
Athelia rolfsii
(Curzi) Tu & Kimbrough)
Stem gall
Nectriella pironii
Alfieri & Samuel
:
A
(anamorph:
Kutilakesa pironii
Alfieri)
VIRUS DISEASES
Mosaic
Cucumber mosaic virus
:
A
Mottle
Bidens mottle virus
:
F
Spotted wilt
Tomato spotted wilt
:
A
AGAVACEAE (
Cordyline
sp.,
C
[Ti plant];
Dracaena
spp.,
D;
D. sanderana
Hort. Sander ex M.T. Mast.,
Ds
[Belgian Evergreen];
Sansevieria
spp.,
S
[mother-in-law-tongue];
Yucca
spp.,
Y
[soft tip yucca, Spanish-Bayonet] )
BACTERIAL DISEASES
Bacterial leaf spot
Erwinia carotovora
subsp.
carotovora
(Jones) Bergey
et al.
:
D,Ds
E. chrysanthemi
Burkholder
et al.
:
D,Ds
E. herbicola
(Lohnis) Dye
:
Ds
Pseudomonas
sp.
:
Ds
Erwinia blight
Erwinia carotovora
subsp.
carotovora
(Jones) Bergey
et al.
:
C,D,S
E. chrysanthemi
Burkholder
et al.
:
C,D,S
FUNGAL DISEASES
Anthracnose
glomerella cingulata
(Stoneman) Spauld, & Schrenk
:
C,D
(anamorph:
Colletotrichum gloeosporioides
(Penz.) Penz. & Sacc. in Penz)
Brown leaf spot
Paraphaeosphaeria obtusispora
(Speg.) Hedjaroude
:
Y
=
Leptosphaeria obtusispora
Speg
(anamorph:
Coniothyrium henriquesii
Thuem.)
Cercospora leaf spot
Cercospora
sp.
:
C
Fusarium leaf spot
Fusarium moniliforme
J. Sheldon
:
D
(teleomorph:
Gibberella fujikuroi
(Sawada) Ito in Ito & Kimura)
Gray leaf spot
Cytosporina
sp.
:
Y
Gray mold
Botrytis cinerea
Pers.: Fr.
:
D,Ds,Sa
Phyllosticta leaf spot
Phyllosticta
spp.
:
C,Ds
P. draconis
Berk
Phytophthora stem rot
Phytophthora nicotiana
Breda de Haan var.
parasitica
(Dastur) G.M. Waterhouse
:
C,D
=
P. parasitica
Dastur
Red leaf spot
Fusarium moniliforme
J. Sheldon
:
S
Southern blight
Sclerotium rolfsii
Sacc.
:
all
Stem rot
Aspergillus niger
Tiegh.
:
Ds,S
NEMATODES, PARASITIC
Lesion
:
Pratylenchus
spp.
:
C,D
Root-knot
:
Meloidogyne incognita
(Kofoid & White) Chitwood
:
S
ARACEAE (Aglaonema spp.,
Ag
[Chinese evergreen and others];
Anthurium
spp.,
An
;
Caladium
spp.,
C
; D
ieffenbachia
spp.,
D
[dumb cane];
Epipremnum aureum
Linden & Andre) Bunt.,
E
[pothos];
Monstera
spp.,
M
;
Philodendron
spp.,
P
: P.
scandens
C. Koch & H. Sello subsp. oxycardium (Schott) Bunt.,
Ps
[heart-leaf philodendron];
Spathiphyllum
spp.,
Sp
;
Syngonium
spp.,
Sy
[= Nephthytis spp.] )
BACTERIAL DISEASES
Bacterial leaf spots
Erwinia carotovora
subsp.
carotovora
(Jones) Bergey
et al
Ag,An,C,D,E,P,Sy
E. chrysanthemi
Burkholder
et al.
Ag,D,E, P,Sy
Pseudomonas cichorii
(Swingle) Stapp
Ag,An, D,M,P, Sy
Xanthomonas campestris
pv.
dieffenbachiae
(McCulloch & Pirone) Dye
Ag,An, C,D,P,Sy
Red-edge
Xanthomonas campestris
pv.
dieffenbachiae
(McCulloch & Pirone) Dye
Ps
Soft rot
Erwinia carotovora
subsp.
carotovora
(Jones) Bergey
et al.
all
FUNGAL DISEASES
Anthracnose
:
Colletotrichum
spp.
:
Ag,An, D,P,M,S
Black cane rot (Ceratocystis blight)
Ceratocystis fimbriata
Ellis & Halst.
:
Sy
(anamorph:
Chalara
sp.)
Brown leaf spot
Leptosphaeria
spp.
:
D
Cephalosporium leaf spot
Acremonium crotocinigenum
(Schol-Schwarz) W. Gams
:
D,Sy
=
Cephalosporium crotocinigenum
Schol-Schwarz
Colletotrichum spadix blight
Colletotrichum gloeosporioides
(Penz.) Penz. & Sacc. in Penz
:
An
Cylindrocladium petiole & root rot
Cylindrocladium spathiphylli
Schoulties
et al.
:
Sp
Dactylaria leaf spot
Dactylaria humicola
G.C. Bhatt & Kendrick
:
P
Fusarium corm rot
Fusarium solani
(H. Mart.) Sacc.
:
C
(teleomorph:
Nectria haematococca
Berk. & Broome)
Fusarium stem rot
Fusarium solani
(H. Mart.) Sacc.
:
Ag,D
Gray mold
Botrytis cinerea
Pers.
:
Fr. P
Myrothecium leaf spot
Myrothecium roridum
Tode
:
Fr.
:
Ag,D,P,Sp,Sy
Phytophthora leaf spot
Phytophthora
spp.
:
D,P,Sp
Pythium root rot
Pythium
spp.
:
all
Rhizoctonia aerial blight
Rhizoctonia solani
Kühn
:
all
Southern blight
Sclerotium rolfsii
Sacc.
:
all
NEMATODES, PARASITIC
Burrowing
Radopholus similis
(Cobb) Thorne
:
An,P,Sy
Foliar
Aphelenchoides
spp.
:
An
Lesion
Pratylenchus
spp.
:
C,D
Root-knot
Meloidogyne
spp.
:
C,E,P
VIRUS DISEASES
Araceae cucumber mosaic
Cucumber mosaic virus
:
D,P
Araceae dasheen mosaic
Dasheen mosaic virus
:
Ag,An,C,D,P,Sp
ARALIACEAE (
Brassaia actinophylla
Endl.,
B
[umbrella tree];
Dizygotheca
spp.,
D
[false Aralia];
Fatshedera lizei
(Cochet) Guillaum,
Fl
;
Fatsia japonica
(Thunb.) Decne. & Planch.,
Fj
;
Hedera helix
L.,
H
[English ivy];
Polyscias
spp.,
P
[Aralia];
Schefflera arboricola
Hayata ex. Kanchira,
S
[dwarf schefflera])
Alternaria leaf spot
Alternaria panax
Whetzel in Whetzel & Rosenb.
:
B,D,Fl, P,S
Anthracnose
Colletotrichum trichellum
(Fr.:Fr.) M.M. Duke
:
H
Bacterial leaf spots
Erwinia chrysanthemi
Burkholder
et al.
:
B,S
Pseudomonas cichorii
(Swingle) Stapp
:
B,Fl, Fj,P,S
Xanthomonas campestris
pv.
hederae
(Arnaud) Dye
:
B,Fl,Fj,H,P,S
Cercospora leaf spot
Cercospora
spp.
:
B,S
Damping-off
Pythium
spp.
:
B,Fj,S
Gray mold
Botrytis cinerea
Pers.: Fr.
:
H
Phyllosticta leaf spot
Phyllosticta concentrica
Sacc.
:
H
(teleomorph:
Discochora philoprina
Berk. & M.A. Curtis) Bissett)
Phytophthora leaf spot
Phytophthora palmivora
(E.J. Butler) E.J. Butler
:
H
P. nicotianae
Breda de Haan var.
parasitica
(Dastur)
G.M. Waterhouse
:
B
=
P. parasitica
Dastur
Phytophthora root rot
Phytophthora
spp.
:
H
Pythium root rot
Pythium
spp.
:
B
Rhizoctonia aerial blight and stem rot
Rhizoctonia solani
Kühn
:
all
Root-knot (nematodes)
Meloidogyne
spp.
:
B
Southern blight
Sclerotium rolfsii
Sacc.
:
all
ARAUCARIACEAE (
Araucaria heterophylla
(Salisb) Franco,
A
[Norfolk Island Pine])
Bleeding canker
Dothiorella
spp.
:
A
Lasiodiplodia theobromae
(Pat.) Griffon & Maubl.
:
A
=
Botryodiplodia theobromae
Pat.
Cylindrocladium root rot
Cylindrocladium
spp.
:
A
Needle blight
Colletotrichum gloeosporioides
(Penz.) Penz. & Sacc. in Penz.
:
A
=
C. derridis
Van Hoof
Pythium root rot
Pythium
spp.
:
A
ASCLEPIADACEAE (
Hoya carnosa
(L.F.) R. Br.,
H
[wax plant])
Cercospora leaf spot
Cercospora
spp.
:
H
Gray mold
Botrytis cinerea
Pers.: Fr.
:
H
Rhizoctonia aerial blight
Rhizoctonia solani
Kühn
:
H
BIGNONIACEAE (
Radermachera sinica
(Hance) Hemsl.,
R
[China doll])
Corynespora leaf spot
Corynespora cassiicola
(Berk. & M.A. Curtis) C.T. Wei
:
R
Myrothecium leaf spot
Myrothecium roridum
Tode:Fr.
:
R
Phytophthora stem rot
Phytophthora nicotianae
Breda de Haan var.
parasitica
(Dastur) G.M. Waterhouse
:
R
=
P. parasitica
Dastur
Rhizoctonia stem and root rot
Rhizoctonia solani
Kühn
:
R
BROMELIACEAE (
Aechmea fasciata
(Lindl.) Bak.,
A
[urn plant]; Cryptanthus,
C
[bromeliad])
Anthracnose
Colletotrichum
spp.
:
C
Bacterial leaf spot
Erwinia carotovora
subsp.
carotovora
(Jones) Bergey
et al.
:
A
Helminthosporium leaf spot
Setosphaeria rostrata
K.J. Leonard
:
A
(anamorph:
Exserohilum rostratum
(Drechs.) K.J. Leonard
& E.G. Suggs)
=
Helminthosporium rostratum
Drechs.
Rhizoctonia leaf spot
Rhizoctonia solani
Kühn
:
A
CACTACEAE (
Cereus
spp.
C
;
Rhipsalidopsis gaertneri
(Regel) Moron,
R
[Easter cactus]; S
chlumbergera truncata
(Haw.) Moran [Thanksgiving cactus] and
S. bridgesii
(Lem.) Lofgr. [Christmas cactus],
S;
and many others)
Cactus cyst nematode
Cactodera cacti
(Filipjev & Schuurmans- Stekhoven) Krall & Krall
:
Many cacti
=
Heterodera
cacti Filipjev & Schuurmans-Stekhoven
Cactus virus X
Cactus virus X
:
Many cacti
Colletotrichum stem rot
Colletotrichum gloeosporioides
(Penz.) Penz. & Sacc. in Penz
:
Many cacti
Fusarium stem rot
Fusarium oxysporum
Schlechtend: Fr.
:
R,S
Helminthosporium stem rot, shattering
Bipolaris cactivora
(Petr.) Alcorn
:
C,R,S
=
Helminthosporium cactivorum
Petr.
Soft rot
Erwinia carotovora
subsp.
carotovora
(Jones) Bergey
et al.
:
C,R,S
COMMELINACEAE (
Rhoeo spathacea
(Swartz) Stearn,
R
[oyster plant]:
Siderasis fuscata
(Lodd.) H.E. Moore,
S;
Tradescantia
spp.,
T
[Spiderworts (wandering jew and others)];
Zebrina pendula
Schnizl.,
Z
[wandering jew])
Mosaic
Tobacco mosaic virus
:
R
Tomato mosaic virus
:
R,T
(Tradescantia mosaic)
Tradescantia mosaic virus
:
T,Z
Pythium root rot
Pythium
spp.
:
R
Root-knot (nematode) (also called leaf gall)
Meloidogyne incognita
(Kofoid & White) Chitwood
:
S
Tan leaf spot
Curvularia eragrostidis
(Henn.) J.A. Meyer
:
R,T
(teleomorph:
Cochliobolus eragrostidis
(Tsuda & Ueyama) Sivanesan)
EUPHORBIACEAE (
Codiaeum variegatum
(L.) Blume,
C
[croton])
Anthracnose
Glomerella cingulata
(Stoneman) Spauld. & H. Schrenk
:
C
Bacterial leaf spot
Xanthomonas campestris
(Pammel) Dowson
:
C
Crown gall
Agrobacterium tumefaciens
(Smith & Townsend) Conn
:
C
Lesion nematode
Pratylenchus coffea
(Zimmerman) Filipjev & Schuurmans-Stekhoven
:
C
Stem gall and canker
Nectriella pironii
Alfieri & Samuels
:
C
(anamorph:
Kutilakesa pironii
Alfieri)
GENTIANACEAE (
Exacum affine
Balf.,
E
[Arabian violet]
Botrytis blight
Botrytis cinerea
Pers: Fr.
:
E
Stem rot and wilt
Fusarium solani
(H. Mart.) Sacc.
:
E
Spotted wilt
Tomato spotted wilt virus
:
E
GESNERIACEAE (
Aeschynanthus pulcher
(Blume) G. Don.,
A
[lipstick vine];
Saintpaulia ionantha
H. Wendl.,
Sa
[African violet];
Sinningia
spp.,
Si
[gloxinia]
BACTERIAL DISEASES
Bacterial leaf spot
Pseudomonas
spp.
:
Si
Erwinia blight
Erwinia chrysanthemi
Burkholder
et al.
:
Sa
FUNGAL DISEASES
Corynespora leaf spot
Corynespora cassiicola
(Berk. & M.A. Curtis) C.T. Wei
:
A,Sa
Gray mold
Botrytis cinerea
Pers.: Fr.
:
A,Sa,Si
Myrothecium leaf spot
Myrothecium roridum
Tode:Fr.
:
A,Si
Phytophthora stem rot
Phytophthora nicotianae
Breda de Haan var.
parasitica
(Dastur) G.M. Waterhouse
A,Sa,Si
=
P. parasitica
Dastur
Powdery mildew
Oidium
spp.
:
Sa
VIRUS DISEASES
Mosaic
Tobacco mosaic virus
:
Si
Ringspot
Dahlia ringspot virus
:
Si
Tomato ringspot virus
:
Si
Spotted wilt
Tomato spotted wilt virus
:
Sa,Si
NEMATODES, PARASITIC :
Foliar
Aphelenchoides
spp.
:
Sa,Si
MARANTACEAE (C
alathea
spp.,
C;
Maranta leuconeura
E. Morr.,
M
[prayer plant]
BACTERIAL DISEASES
Pseudomonas leaf spot
Pseudomonas
sp.
:
C
P. cichorii
(Swingle) Stapp
:
C
FUNGAL DISEASES
Alternaria leaf spot
Alternaria alternata
(Fr.:Fr.) Keissl.
:
C
Fusarium root rot
Fusarium oxysporum
Schlechtend.:Fr.
:
C
Helminthosporium leaf spot
Bipolaris setariae
(Sawada) Shoemaker
:
C,M
(teleomorph:
Cochliobolus setariae
(Ito & Kuribayashi)
Drechs. ex Dastur
NEMATODES, PARASITIC
Burrowing
Radopholus similis
(Cobb) Thorne
:
C,M
Root-knot
Meloidogyne javanica
(Treub) Chitwood
:
M
VIRUS DISEASES
Mosaic
Cucumber mosaic virus
:
C,M
MORACEAE (
Ficus benjamina
L.,
Fb
[weeping fig]; F.
elastica
Roxb. ex Hornem,,
Fe
[rubber tree]; F.
lyrata
,
Fl
[fiddle-leaf fig]
Anthracnose
Colletotrichum gloeosporioides
(Penz.) Penz. & Sacc. in Penz.
:
Fe,Fl
Bacterial leaf spot
Pseudomonas cichorii
(Swingle) Stapp
:
Fb,Fe,Fl
Xanthomonas campestris
(Pammel) Dowson
Cercospora leaf spot
Cercospora
spp.
:
Fe
Corynespora leaf spot
Corynespora cassiicola
(Berk. & M.A. Curtis) C.T. Wei
:
Fb
Crown gall
Agrobacterium tumefaciens
(Smith and Townsend) Conn
:
Fb,Fe
Foliar nematode
Aphelenchoides besseyi
Christie
:
Fe
Gray mold
Botrytis cinerea
Pers.
:
Fr.
:
Fe,Fl
Phomopsis dieback
Diplodia
spp.
:
Fb
Lesion nematodes
Pratylenchus
spp.
:
Fb,Fe
Southern blight
Sclerotium rolfsii
Sacc.
:
Fb,Fe,Fl
Verticillium wilt
Verticillium albo-atrum
Reinke & Berthier
:
Fb
PALMAE (
Caryota mitis
Lear.,
C
[fishtail palm];
Chamaedorea
spp.,
Ch
[parlor palm, Florida hybrid palm],
Chrysalidocarpus
lutescens
H. Wendl.,
Ca
[Areca palm];
Howea forsterana
,
H
[Kentia palm];
Rhapis excelsa
(Thunb.) A. Henry,
R
[lady finger palm])
Bacterial leaf blight
Pseudomonas avenea
Manns
:
C
Brown leaf spot
Pseudocercospora rhapisicola
Tominaga
:
R
= Cercospora rhapisicola
Tominaga
Burrowing nematode
Radopholus similis
(Cobb) Thorne
:
Ch
Cylindrocladium leaf spot
Cylindrocladium
spp.
:
H
C. crotalariae
(C.A. Loos) D.K. Bell & Sobers
:
H
(teleomorph:
Calonectria crotalariae
(C.A. Loos) D.K. Bell
& Sobers)
C. theae
(Petch) Subramanian
:
H
(teleomorph:
Calonectria theae
C.A. Loos)
Damping-off
Fusarium
spp.
:
C,Ca, Ch,H,R
Pythium
spp.
:
C,Ca, Ch,H,R
Gliocladium stem rot
Gliocladium vermoeseni
(Biourge) Thom.
:
Ca,Ch
Helminthosporium leaf spot
Bipolaris setariae
(Sawada)Shoemaker
:
H,R
=
Helminthosporium setariae
Sawada
Exserohilum rostratum
(Drechs.) K.J Leonard & E.G. Suggs
:
C,Ca,Ch,H,R
=
H. rostratum
Drechs.
Leaf spot
Phaeotrichoconis crotalariae
(M.A. Salam & P.N. Rao) Subramanian
:
Ca
Lethal yellows
Mycoplasma-like organism (MLO)
:
C
Phytophthora stem rot and blight
Phytophthora
spp.
:
Ch
Lesion nematodes
Pratylenchus
spp.
:
Ch
PIPERACEAE (
Peperomia
spp.,
P
[radiator plant; baby rubber tree, emerald ripple peperomia and others])
Anthracnose
Colletotrichum
spp.
:
P
Cercospora leaf spot
Cercospora
spp.
:
P
Mosaic
Cucumber mosiac virus
:
P
Myrothecium leaf spot
Myrothecium roridum
Tode:Fr.
:
P
Phyllosticta leaf spot
Phyllosticta
spp.
:
P
Phytophthora stem and root rot
Phytophthora nicotianae
Breda de Haan var.
parasitica
(Dastur) G.M. Waterhouse
:
P
=
P. parasitica
Dastur
Pythium root rot
Pythium splendens
Braun
:
P
Rhizoctonia leaf spot
Rhizoctonia solani
Kühn
:
P
Ring spot
Unidentified virus
:
P
Southern blight
Sclerotium rolfsii
Sacc.
:
P
Verticillium wilt
Verticillium albo-atrum
Reinke & Berthier
:
P
POLYPODIACEAE (
Asplenium nidus
L.,
A
[bird's nest fern]; Davallia spp.,
D
[rabbit foot fern, etc.];
Nephrolepis
exaltata
(L.) Schott,
N
[ Boston fern];
Platycerium
spp.,
Pl
[staghorn fern];
Pteris
spp.,
Pt
[table fern])
Bacterial blight
Pseudomonas cichorii
(Swingle) Stapp
:
A,Pl
P. asplenii
(Ark and Tompkins) Savulescu
:
A,Pl
P. gladioli
Severini
:
A,D,Pl, Pt
Gray mold
Botrytis cinerea
Pers.: Fr.
:
D,N,Pt
Foliar nematode
Aphelenchoides fragariae
(Ritsema-Bos) Christie
:
A,N
Rhizoctonia aerial blight
Rhizoctonia solani
Kühn
:
D,N,Pl, Pt
Lesion nematode
Pratylenchus
spp.
:
N
URTICACEAE (
Pellionia
spp., Pe;
Pilea
spp., Pi [aluminum plant and others])
Anthracnose
Colletotrichum capsici
(Syd.) E.J. Butler & Bisby
:
Pi
Bacterial leaf spot
Xanthomonas campestris
(Pammel) Dowson
:
Pe,Pi
Myrothecium leaf spot
Myrothecium roridum
Tode:Fr.
:
Pe,Pi
Phytophthora blight
Phytophthora nicotianae
Breda de Haan var.
parasitica
(Dastur) G.M. Waterhouse
:
Pi
=
P. parasitica
Dastur
Southern blight
Sclerotium rolfsii
Sacc.
:
Pe
VITACEAE (
Cissus striata
Ruiz & Pav. and C.
rhombifolia
Vahl,
Cr
[grape ivy];C.
antartica
Venten.,
Ca
[kangaroo vine])
Anthracnose
Colletotrichum
spp.
:
Ca,Cr
Glomerella cingulata
(Ston.) Spauld. & H. Shrenk
Downy mildew
Plasmopara
spp.
:
Ca,Cr
Gray mold
Botrytis cinerea
Pers.: Fr.
:
Ca,Cr
Powdery mildew
Oidium
spp.
:
Cr
Rhizoctonia aerial blight
Rhizoctonia solani
Kühn
:
Ca,Cr
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