HOST INDKX OF FUNGOUS DIS1 491 



Hop Hornbeam (Ostrya virginiana (Mill.) Koch) 



Root Rot, Arniillaria mellea Vahl 473 



Horse-chestnut (Mseulus Hippocastanum L.) 



Leaf Blotch, Phyllosticta Paria: Desm. . 345 



Horse radish (Cochlearia Armoracia L.) 



Brown Spot, Alternaria Brassica (Berk.) Sacc 308 



Root Rot, Thielavia basicola (B. & Br.) Zopf 210 



White " Rust," Cystopus canitiJm (Pers.) Lev 149 



Huckleberry (Gaylussacia, Vaccinium, etc.) 



Gall, Exobasidium Vaccinii (Fckl.) \Vor 440 



Hyacinth (Hyacinthus orientalis L.) 



Bacteriosis, Bacillus Hyacinthi-septicus Heinz 134 



Yellow Disease, Pseudomonas Hyacinthi (Wakker) Erw. Smith ... 120 



Juniper (Juniperus communis L.) 



Rust, Gymnosporangium clarariaforme (Jacq.) Rees 426 



Knotweed (Polygonum spp.) 



Rust, Puccinia Polygoni Pers 393 



Larch (Larix decidua Mill) 



Canker, Dasyscypha Willkommii Hartig 202 



Decay, or Brown Rot, Polyponis siilphureits : (Bull.) Fr 457 



Dry Rot, Trametes Pini (Brot.) Fr 467 



Root Rot, Polyporus Schiueinitzii Fr 463 



Lemon (Citrus Medico var. Limon L.) 



Brown Rot, Pythiacystis Citrophtho>-a R. E. Smith 144 



Sooty Mold. See Orange. 



Lettuce (Lactuca sativa L.) 



Damping-off, or Rhizoctonia, Corticium i-a^ntn H. & ('., \vcc.Solani Kurt 444 



Downy Mildew, Bremia Lactucce Reg n>4 



Dr (Sclerotinia Libertiana Fckl 198 



\Sclerotinia Fnckeliana De Bary 196 



Leaf Spot, Septoria cons im His E. & M 363 



Rot. See Drop and Damping-off. 



Lilac (Syringa vulgaris L.) 



Powdery Mildew, Micwsphirra Alni (Wallr.) Wint 



Lily (Lilium spp.) 



Botrytis, or Ward's Disease, Sclerotinia Fuckeliana De Bary . . . . 196 



Locust, Common (Robinia Pscudo- Acacia L.) 



Decay, or Mrown Rot, Polyporus sulphureus (Bull.) Fr 457 



Magnolia (Magnolia grandiflora) 



Leaf Spot, Phyllosticta M - ice 



Mallow (Malvaceat) 



Rust, Puccinia malvacearum Mont 4 '9 



