Biology Reference
In-Depth Information
Brunfelsia
Buckwheat-Tree (Cliftonia)
B
ACTERIAL
Canker; Vascular.
Clavibacter
B
LACK
M
ILDEW
. Morenoella cliftoniae, MS.
L
EAF
michiganense,WY.
S
POT
. Coccomyces
sp.;
Pestalotia
cliftoniae, MS.
Brussel Sprouts
Buddleia (Butterfly-Bush)
Cabbage.
▶
C
ANKER
, Stem. Phomopsis buddleiae, AZ.
N
EMATODE
, Root Knot. Meloidogyne spp., AL,
MS, TX.
R
OT
, Root. Phymatotrichum omnivorum, TX.
S
CAB
. Cladosporium heugelinianum, DE, VA.
V
IRUS
, Line Spot. Tomato Ringspot, SC.
Bryonopsis
B
ACTERIAL
Spot. Pseudomonas lachrymans, WI.
D
OWNY
M
ILDEW
. Pseudoperonospora cubensis,
MA, OH.
Buffaloberry (Shepherdia)
Buckeye
D
AMPING
-O
FF
. Pythium ultimum, NE; Rhizoc-
tonia solani, NE.
L
EAF
S
POT
. Septoria shepherdiae,AK,ID,MT,
UT, WI; Cylindrosporium sp., Great Plains.
P
OWDERY
M
ILDEW
. Phyllactinia corylea, UT;
Sphaerotheca macularis
▶
Horse-Chestnut
Buckleya
(
S. humilis
); AK,
R
UST
. Cronartium comandrae (II, III), TN; 0,
I on pine.
CO, MT, TX, WY.
R
OT
, Root. Phymatotrichum omnivorum, TX.
R
OT
, White Heart. Fomes fraxinophilus, CO,
MT, NM, SD, WY.
R
UST
. Puccinia caricis-shepherdiae (0, I), Rocky
Mts., AK, MI, NY, OR, WA; II, III on
Carex
;
P. coronata (0, I), SD to NM, AK, WA.
Buckthorn (Rhamnus)
L
EAF
, Black. Phytophthora ramorum, CA.
L
EAF
S
POT
. Cercospora aeruginosa,MO,
NE, SC; C. Bacilligera; C. rhamni,
LA, NE, NJ, TX, WI; Cylindrosporium
rhamni, ID; Marssonina rhamni, WA;
Phaeosphaerella rhamni, CA; Phyllosticta
rhamnigena; Septoria blasdalei, CA, ID,
OR, TX.
P
OWDERY
M
ILDEW
. Microsphaera alni, WI.
R
OT
, Heart. Daedalea unicolor, WA; Fomes
igniarius,ID.
R
OT
,Root.Phymatotrichum omnivorum,TX.
R
UST
. Puccinia coronata (0, I), widespread; II,
III on grasses, cereals, widespread;
P. mesneriana (III), CA.
S
OOTY
M
OLD
. Capnodium sp., CA.
Buffalograss (Buchloe)
D
OLLAR
S
POT
. Sclerotinia homoeocarpa, OK.
S
MUT
. Tilletia buchlo¨ana, KS, NE, OK, TX.
Bugleweed (Ajuga)
B
LIGHT
, Southern; Crown Rot. Sclerotium
rolfsii,
CA,
CT,
KS,
NJ,
NY.
Serious in warm, muggy weather.
N
EMATODE
, Southern Root Knot. Meloidogyne
incognita, GA.
