Host Plants - Westcott's Plant Disease - page 600

B LIGHT , Needle. Cytospora pinastri, ME,
NJ, PA; Hendersonula pinicola, NC, TN,
WY; Pullularia pullulans, after insect
injury; Dothistroma pini, IL, IA, NE,
OH, OK, MD; Septoria spadicea,MN,
NH, NY, VT, VA; Lecanosticta sp.;
Dothistroma pini, MN, MT, PA;
D. septospora, PA, VT; Lophodermella
cerina, AL, FL, LA, MS.
B LIGHT , Seedling. Botrytis cinerea, cosmopoli-
tan; Cylindrocladium scoparium, NJ;
Fusarium subglutinans, AL, NC, seedling
mortality; Rhizina undulata, CA, ME, MN,
northern Rocky Mts.; Thelephora terrestris,
KS, ME, NJ, OH, PA, northern Rocky Mts.;
Scleroderris lagerbergii, MI, NY, WI, also
canker.
B LIGHT , Shoot. Fusarium moniliforme var.
subglutinans, FL, GA; Diplodia gossypina,
GA; Gremmeniella abietina, NH, NY;
Sphaeropsis sapinea, NE; Diplodia pinea,
TX, WI.
B LIGHT , Snow. Phacidium infestans, occasional,
New England; P. convexum, NC.
B LIGHT , Tip; Twig; Collar Rot. Diplodia pinea
( Sphaeropsis ellisii and S. Sapinea ), New
England to CA, IA, KS, ND, SD, VA, WI.
Cenangium ferruginosum ( C. abietis ),
“pruning twig blight,” widespread, sometimes
secondary; Monochaetia pinicola.
C ANKER . Atropellis pinicola, Northwest;
A. piniphila, Northwest, AL, NM, TN;
A. tingens, GA, MA, NH, NC, PA, VA;
A. arizonica, AZ; Caliciopsis pinea, New
England to SC, TN; Dasyscyphus ellisiana,
on introduced pines in eastern states; D. pini,
on five-needle pines, Pacific Northwest, MI;
Nectria spp., New England to NC, IA;
Rhabdospora mirabilissima, of seedlings,
NY; Tympanis confusa,VA.
C ANKER . Scleroderris lagerbergii on red pine
MI, MN, NY, VT, WI.
C ANKER , Bark. Aleurodiscus amorphus, wide-
spread; Felt, Septobasidium spp.
C ANKER , Bleeding. Sphaeropsis ellisii, PA.
C ANKER , Pitch. Fusarium lateritium f. sp. pini,
FL, VA; F. moniliforme var. subglutinans,
FL, NC; F. circinatum, AL, CA.

D AMPING -O FF . Rhizoctonia solani and Pythium
spp., cosmopolitan; Fusarium moniliforme
var. intermedium, GA.
D ECLINE . Helicotylenchus multicinctus, GA.
D IEBACK , Branch. Diplodia pinea, WI.
D IEBACK , Tip. Sirococcus strobilinus, CA, MI,
MN, WI.
M ISTLETOE . Psittacanthus macrantherus. Sina-
loa, Mexico; Arceuthobium blumeri and
A. globosum subsp. globosum, Mexico.
M ISTLETOE , Dwarf. Arceuthobium
americanum, Rocky Mt. states; Pacific
Northwest; A. campylopodum, western
dwarf, Rocky Mt. states to Pacific Coast, TX;
A. vaginatum, southern Rocky Mt. states,
Mexico; A. vaginatum subsp. cryptopodum,
CO; A. cyanocarpum, CA, CO, OR, WY;
A. occidentale, CA; A. gilli, AR;
A. vaginatum subsp. vaginatum, AR;
A. hondurense, Mexico; Dwarf Mistletoe,
A. aureum subsp. aureum, Mexico;
Cladocolea cupulata on P. duglasiana and
P. herrarie, Mexico (Durango and Sinaloa).
N EEDLE C AST . Bifusella linearis, tar spot, wide-
spread; B. striiformis, CA; Elytroderma
deformans, also Witches' Broom, SD to AZ,
CA, GA, WA; Hypoderma desmazierii;ME
to NC, GA, WI; H. hedgecockii, Southeast;
H. lethale, gray blight, on hard pines, New
England to FL, LA; H. pedatum, CA;
H. pini, CA, NV; H. saccatum, tar spot, CO,
NM; Hypodermella arcuata, CA, OR;
H. ampla, tar spot, Great Lakes states;
H. cerina,CA;H. concolor, CO to ID, MT,
OR; H. lacrimformis, CA, OR; H. limitata,
CA; H. medusa, CA, CO; H. montana,CAto
ID, OR; H. montivaga, CA to MT, OR;
Lophodermium nitens, New England to GA
and MI and Pacific Northwest, on five-needle
pines; L. pinastri,widespread;L. ponderosae,
CA; Canavirgella banfieldii,MI.
N EEDLE C AST . Bifusella saccata, CA, CO;
Hypodermella sp., CA, OR; Lophodermium
durilabrum, OR; L. seditiosum, MI.
N EEDLE D ROOP . Abiotic inability of poor roots to
acquire sufficient water, MI, MN, WI.
N EMATODE , Dagger. Xiphinema americanum.
N EMATODE , Lance. Hoplolaimus coronatus.