Biology Reference
In-Depth Information
Strawberry-Tree (Arbutus unedo)
Styrax (Snowbell)
B
ACTERIAL
Crown
Gall.
Agrobacterium
L
EAF
S
POT
. Mycosphaerella punctiformis, GA.
N
EMATODE
, Root Knot. Meloidogyne sp., MD.
tumefaciens, CA.
L
EAF
S
POT
. Septoria unedonis, OR.
S
POT
A
NTHRACNOSE
. Elsino¨ mattirolianum, CA.
Stylosanthes
Strawflower (Helichrysum)
L
EAF
S
POT
, Canker. Colletotrichum dematium f.
sp. truncata, FL.
B
ACTERIAL
, MLO. Aster Yellows, eastern and
central states; California Aster Yellows, CA.
D
OWNY
M
ILDEW
. Plasmopara halstedii, CA;
Bremia lactucae, CA.
N
EMATODE
, Root Knot. Meloidogyne sp., FL.
R
OT
, Stem. Fusarium sp., FL.
V
IRUS
. Beet Curly Top, CA, OR, WA; Bidens
Mottle, FL; Tomato Spotted Wilt, PA.
W
ILT
. Verticillium albo-atrum, CA.
Sugar Beet (Beta vulgaris)
P
OWDERY
M
ILDEW
. Erysiphe polyoni,ND.
R
OT
, Stalk and Blight. Fusarium solani, CA,
Pacific Coast.
Y
ELLOWS
. Fusarium Yellows; Fusarium
oxysporum, MI; F. sulphureum, MN.
Streptanthera
Sumac (Rhus)
V
IRUS
. Iris Mosaic, CA, OR.
C
ANKER
, Stem; D
IEBACK
. Botryosphaeria ribis,
“umbrella disease,” NY to GA, MN, NE;
Cryptodiaporthe aculeans, ME to AL, IA,
OK; Nectria cinnabarina, NY, OK;
N. galligena, NY, PA, VA; Physalospora
obtusa, canker, inflorescence blight, NY to
AL, KS, MI.
D
ODDER
. Cuscuta exaltata, TX.
L
EAF
B
LISTER
. Taphrina purpurascens,MAto
GA, KS, TX.
L
EAF
S
POT
. Cercospora rhoina, general;
Pezizella oenotherae, NY to GA, WV;
Coniothyrium rhois, TX; Harknessia
rhoina, CA; Phyllosticta rhoiseda, CA;
Septoria rhoina, general; Cylindrosporium
sp., CO, NE.
M
OLD
, Leaf. Cladosporium aromaticum, IA,
NE, NY, WI, WV.
P
ARASITIC
Streptocarpus
V
IRUS
. Tobacco Mosaic, CA, CT, DC, FL, OH,
WA; Tomato Spotted Wilt, PA.
Streptopus (Twisted-Stalk)
L
EAF
S
POT
. Cercospora streptopi,WA;Septoria
streptopidis, MT.
R
UST
. Puccinia sessilis (0, I), NY.
S
MUT
, Leaf. Tuburcinia clintoniae, WI.
V
IRUS
. Mosaic, AK.
Strophostyles (Wild Bean)
L
ICHEN
.
Strigula
elegans
and
S. complanata, LA, Southern U.S.
P
OWDERY
M
ILDEW
. Sphaerotheca macularis,
widespread; Oidium sp., WI.
R
OT
, Root. Armillaria mellea, CA; Clitocybe
tabescens,
V
IRUS
. Alfalfa Mosaic, AR; Chlorotic
Mottle, AR; Cowpea Chlorotic Mottle, AR;
Quail Pea Mosaic, AR; Soybean Mosaic,
AR.
FL;
Corticium galactinum,