498 HOST INDEX OF FUNGOUS DISEASES 



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Violet (Viola spp.) 



Gall, or Chytridiose, Pycnochytrium globosum (Schroet.) Schroet. . . . 139 



Leaf Blight, Cercospora Viola Sacc 3 • S 



Leaf SDOt [Alternaria Viola Gall. & Dorsett . 3°8 



P \Phyllosticta Viola Desm 347 



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



Rust, Puccinia Viola (Schum.) De C 407 



Walnut (Juglans spp.) 



Blight, Pseudomonas Juglandis Pierce 120 



Crown Gall, Pseudomonas tumefaciens-E.ni. Smith & Townsend . . . 114 



Decay, Polyporus sulphureus (Bull.) Fr 457 



Water Cress (Radicula Nasturtium-aquaticum (L.) Britten & Rendle) 



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



Watermelon (Citrullns vulgaris Schrad.) 



Anthracnose, Downy Mildew, Leaf Mold, Leaf Spot. See Cucumber. 



Damping-off, or Rhizoctonia, Corticium vagum B. & C, var. Solani Burt 444 



Wilt, Neocosmospora vasinfecta (Atkinson) Erw. Smith ... . . 233 



Wheat (Triticum spp.) 



Ergot, Claviceps purpurea (Fr.) Tul 244 



(Puccinia coronata Cda 420 



Rust < Puccinia graminis Pers . . 408 



\Puccinia rubigo-vera (De C.) Wint 416 



gmut ( Tilletia fcetens (B. & C.) Trel 379 



mU \Tilletia Tritici (Beij.) Wint. 380 



Smut, loose, Ustilago Tritici (Pers.) Jens 375 



Wild Rosemary (Ledum palustre L.) 



Sclerotial Disease, Sclerotinia heteroica Wor. & Nawasch 195 



Wild Rye (Elymus spp.) 



Rust, Puccinia graminis Pers 408 



Willow (Salix spp.) 



Black Spot, Rhytisma Salicinum (Pers.) Fr .... 209 



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



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



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



White Rot, Polyporus squamosus (Huds.) Fr ... . . 453 



