Biology Reference
In-Depth Information
Arabidopsis
Aralia, Sarsaparilla, American
Spikenard (Aralia hispida, A.
nudicaulis, A. racemosa)
B
ACTERIAL
Leaf Spot. Xanthomonas campestris
pv. campestris, MI.
R
OT
, Root. Sclerotinia minor, NC.
L
EAF
S
POT
. Alternaria sp., NY; Ascochyta
marginata, WI; Cercospora leptosperma,
IA, MI, NY, WI; Phyllosticta decidua, WI;
Ramularia
Arabis (Rock-Cress)
repens, WI;
Sclerotium
deciduum, WI.
P
OWDERY
M
ILDEW
.
B
LIGHT
, Gray Mold. Botrytis cinerea,WA.
C
LUB
R
OOT
. Plasmodiophora brassicae.
D
AMPING
-O
FF
. Rhizoctonia solani, NJ.
D
OWNY
M
ILDEW
. Peronospora parasitica, AL,
AK, CO, IN, MI, TX, WI.
L
EAF
S
POT
. Septoria arabidis, CO, TX.
R
OT
, Root.
Phyllactinia
corylea,
MI, NE.
R
UST
. Nyssopsora clavellosa (III), CA, MN, OR,
TX, ME to PA.
W
ILT
. Verticillium albo-atrum, NY.
Phymatotrichum omnivorum,
Aralia, Udo (Aralia cordata)
TX.
R
UST
. Puccinia thlaspeos (
P. holboelli
) (0, III),
on numerous native but not cultivated species
in Rocky Mountains and Pacific states;
P. monoica (0, I) on native species, WI to
CO, CA, NM, WA; II, III on
Koehleria
and
Trisetum
.
V
IRUS
. Arabis Mosaic.
W
HITE
R
UST
; White Blister. Albugo candida,NY
to VA, CO, TX, WA.
B
LIGHT
. Alternaria sp., DE, NJ.
R
OT
, Stem. Sclerotinia sclerotiorum, MD.
W
ILT
. Verticillium albo-atrum, MD, PA.
Araucaria (Monkey-Puzzle, Norfolk-
Island-Pine)
B
ACTERIAL
Crown
Gall.
Agrobacterium
tumefaciens, CA.
B
LIGHT
. Cryptospora longispora.
L
EAF
S
POT
. Pestalotia funerea, CA, and
P. micheneri, PA, probably secondary; Stictis
araucariae, CA.
R
OOT
D
ISEASE
. Armillaria tabescens,Mexico.
R
OT
, Root. Cylindrocladium clavatum, FL.
Aralia, Hercules Club (Aralia spinosa)
C
ANKER
; D
IEBACK
. Botryosphaeria ribis,
GA, VA, WV; Nectria cinnabarina, VA,
WV.
L
EAF
S
POT
. Cercospora atromaculans, LA, TX;
Phyllosticta araliae, TX; P. everhartii, TX,
WV; Stagonospora sp., WV.
R
OT
, Root. Phymatotrichum omnivorum, TX;
Rhizoctonia solani, TX.
R
OT
, Sapwood. Polyporus tulipiferae,MD.
S
POT
A
NTHRACNOSE
; Scab. Sphaceloma araliae,
MD, MO.
Arborvitae (Thuja)
B
LIGHT
, Fire. Cercospora thujina, on oriental
arborvitae, AR, GA, LA, MS, TX.
B
LIGHT
, Gray Mold. Botrytis cinerea, NJ.
B
LIGHT
, Leaf. Didymascella thujina, TX, VT to
WI.
B
LIGHT
, Nursery. Phomopsis juniperovora, IN,
KY, OH, PA, VA; P. occulta, secondary.
B
LIGHT
, Snow. Phacidium infestans, Northeast.
Aralia, Ming (Polyscias)
B
LIGHT
. Alternaria panax, FL.
