494 HOST INDEX OF FUNGOUS DISEASES 



Pear (Pyrus communis L.) (Continued) 



Leaf Spot, Septoria Pyricola Desm 358 



f Gymnosporangium clavariceforme (Jacq.) Rees 426 



Rust < Gymnosporangium globosum Farl 426 



^Gymnosporangium Sabince Plowr 426 



Scab, Venturia Pyrina Aderh 264 



Pepper (Capsicum annuum L.) 



Anthracnose, Colletotrichum nigrum Ell. & Halsted 330 



Persimmon (Diospyros virginiana L.) 



Leaf Blight, Cercospora Diospyri Thiim 315 



Pigweed (Amarantacea spp.) 



White " Rust," Cystopus Bliti (Biv.) Lev 152 



Pine (Pinus spp.) 



Blight, Pestalozzia Hartigii Tub 339 



n R / Fames Pinicola Fr 467 



\Trametes Pint (Brot.) i Fr 467 



Root Rot, Polyporus Schweinitzii Fr 463 



^ { Coleosporium Solidaginis (Schw.) Thiim 435 



\Cronartium Ribicola Fisch. de Waldh 433 



Plum (Prunus spp.) 



Black Knot, Ploivrightia morbosa (Schw.) Sacc 248 



Blight, Bacillus amylovorus (Burr.) De Toni 121 



Brown Rot, or Fruit Mold, Sclerotinia fructigena (Pers.) Schroet. . . . 187 



Crown Gall, Pseudomonas tumefaciens Erw. Smith & Townsend . . . 114 



Leaf Spot, Cylindrosporium Padi Karst 339 



Plum Pockets, Exoascus Pruni Fuckel 183 



Powdery Mildew, Podosph&ra Oxyacanthce (De C.) De Bary 226 



Root Rot, Armillaria mellea Vahl 473 



Rust, Pucdnia Pruni-spinosce Pers 417 



Scab, Cladosporium carpophilum Thiim 299 



Poplar (Populus spp.) 



Crown Gall, Pseudomonas tumefaciens Erw. Smith & Townsend . . . 114 



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



Heart Rot, Fames igniarius (L.) Gillett 465 



Leaf Spot, or Anthracnose, Marsonia Populi (Lib.) Sacc 336 



Powdery Mildew, Uncinula Salicis (De C.) Wint 230 



Rust, Melampsora tremula Tul 437 



Poverty Grass (Aristida spp.) 



Smut, Sorosporium Syntherismce (Pk.) Farl 378 



Potato (Solanum tuberosum L.) 



Blight, Bacillus solanacearum Erw. Smith 134 



Downy Mildew, or Dry Rot of Tubers, Phytophthora infestans (Mont.) 



De Bary j6 5 



Dry Rot, or Stem Blight, Fusarium oxysporum Schl 317 



Early Blight, Matrosporium Solani E. & M 301 



Rhizoctonia, or Scurf, Corticium vagum B. & C., var. Solani Burt . . . 444 



Scab, Oospora scabies Thaxter 290 



