Host Plants - Westcott's Plant Disease - page 500

C ANKER . Nectria cinnabarina, CA; Fusarium
sp., WY; Phytophthora cactorum, AZ, IL;
Fusicoccum elaeagni,

R OT , Root. Helicobasidium purpureum, TX;
Phymatotrichum omnivorum, TX; Xylaria
multiplex, TX.
R UST . Puccinia bolleyana (0, I), ME to FL, MN,
TX; II, III on Carex .
S POT A NTHRACNOSE . Sphaceloma sp., LA.
V IRUS . Tobacco Mosaic.
W ILT . Verticillium albo-atrum, MD.

IL; Tubercularia

ulmea, ND, SD.
C ANKER , Phomopsis. Phomopsis elaeagni,
( Fusicoccum elaeagni ) DE, OH; P. arnoldia
(syn. P. elaeagni ), MI, ND, SD.
L EAF S POT . Cercospora carii, TX; C. elaeagni,
FL, MS, OK, TX; Phyllosticta argyrea, MD,
NC; Septoria argyrea, IA, NE, ND, WI;
S. elaeagni, KS.
M ISTLETOE .

Elderberry

Phoradendron serotinum

(flavescens), FL.
P OWDERY M ILDEW . Phyllactinia corylea, OR;
P. elaeagni, WY.
R OT , Root. Clitocybe tabescens, FL.
R UST . Puccinia caricis-shepherdiae (0, I),
Northern Plains; II, III on Carex ; P. coronata
(0, I), MT, ND; II, III on Calamagrostis .
W ILT . Verticillium sp., WA.

V IRUS . Tobacco Ring Spot.

Elephants-Ear (Colocasia)

B ACTERIAL Soft Rot. Erwinia carotovora, FL;
E. aroideae, FL, TX.
B LIGHT , Southern. Sclerotium rolfsii, FL, NY.
L EAF S POT . Cladosporium colocasiae, LA.
N EMATODE , Root Knot. Meloidogyne sp., FL,
TX.
R OT , Black, of tuber. Diplodia sp., FL, SC, TX;
Gray, Fusarium solani, FL, TX.
R OT , Root. Pythium debaryanum, CA.
V IRUS . Dasheen Mosaic, HI.

Elder (Sambucus)

B LIGHT , Thread. Pellicularia koleroga, LA;
Web, P. filamentosa, FL.
C ANKER , Branch. Cytospora sambucicola, IL; C.
chrysosperma.
C ANKER ;D IEBACK . Botryosphaeria ribis, FL,
GA; Diplodia spp.; Nectria cinnabarina,
widespread; N. coccinea, MD, MI, WA;
Sphaeropsis sambucina.
G ALL , Leaf. Synchytrium sambuci, LA.
L EAF S POT . Ascochyta sambucina, AK;
A. wisconsina, NY, WI; Cercospora
catenospora,AL,KS,MS;C. depazeoides,
general; Cercosporella prolificans, CA, NM,
OR; Gloeosporium tineum, M , TX;
Phyllosticta sambuci, MO, NY, WI;
Ramularia sambucina, MO, NY, WI, WA;
Mycosphaerella sp., NM; Septoria
sambucina,VTtoFL,CA,OR,TX,WA.
P OWDERY M ILDEW . Microsphaera alni and
M. grossulariae, general; Phyllactinia
corylea, MI; Sphaerotheca macularis, MA.
R OT , Heart, Wood. Fomes igniarius, ID;
Hymenochaete agglutinans, WY; Polyporus
spp.

Eleusine (Goosegrass)

R OT , Root. Pythium arrhenomanes, LA.

Elm (Ulmus)

B ACTERIAL , Leaf Scorch. Xylella fastidiosa,

OK.
B ACTERIAL , Leaf Spot. Pseudomonas syringae,
PA.
B ACTERIAL , MLO. Phloem Necrosis, AL, AR,
GA, IL, IN, IA, KS, KY, MS, MO, NE, NJ,
NY, OH, OK, PA, TN, WV.
B ACTERIAL Wetwood. Erwinia

nimipressuralis, VA, on Siberian elm

( Ulmus pumila ).
B ACTERIAL Wetwood; Slime Flux. Erwinia
nimipressuralis.