454 SPECIAL PLANT PATHOLOGY 



{Agaricus. 

 Ccrcospora air a, EH. & Ev. 

 Glososporium diospyri, EH. & Ev. 

 See N. C. Agr. Exp. Sta., Bull. 92, p. 116 (1893). 



Phlox 

 (Phlox spp.) 

 Leaf-spot {Scptoria divaricala, Ell. & Ev.). 



Pine 



{Pinus spp.)i 



Blister-rust {Cronartium ribicola, Fisch. (= Peridermium slrobi (Kleb.), Spauld.). 

 Bull. 206, Bureau of Plant Industry, 191 1; American Forestry (Feb., Dec, 

 1916). 

 Bluing (Ceraloslomdlapilif era (Fr.)Wmt.). 



von Schrenk, U. S. Bureau Plant Industry, Bull. 36 (1903). 

 Chalky Quinine Fungus (Fames laricis (Jacq.), Murr.). 



Meinicke, 1914, p. 44. 

 Dry-rot (Trametes Pini (Brot.) Fr., and T. radiciperda 'H.axiig =Fomes annosiis 

 (Fr.), Cke.). 

 Descr. Illus., U. S. Dep. Agr., Div. Veg. Phys. & Path., Bull. 25, pp. 31-40 

 (1900). 

 Gray Leaf- tip (Hypoderma Desmazicri, de By.). 



Stevens & Hall, Diseases of Economic Plants, p. 445 (1910). 

 Leaf-blight (Lophodermium brachysporum, Rostr. = Hypoderma hrachysporum 

 (Rostr.), Tubeuf.). 

 Stevens & Hall, p. 445 (1910). 

 Needle Disease (Hypoderma deformans, Weir on Finns ponderosa, Laws. Journ. Agric. 



Res. VI: 277-288, May 22, 1916). 

 Pine Gall (Peridermium Harknessii Moore =P. cerebrum Pk.). 



Meinecke, E. P., Forest Tree Diseases Common in California and Nevada, 

 U. S. Forest Service (1914). 

 Punk-rot (Polyporus pinicola, Aik.^Fomes ungulalus (Schraeff) Sacc). 



Bull. 193, Corn. Univ. Agr. Exp. Sta. (June, 1901). 

 Red-rot (Polyporus ponderosus, v. Schr.). 



U. S. Bureau of Plant Industry, Bull. 36 (1903). 

 Root- rot (Polyporus Schweinitzii, Fr.). 



Descr. Illus., U. S. Dep. Agr., Div. Veg. Phys. & Path., Bull. 25, pp. 18-24 (1900). 



* The twelve species of Peridermium found in American pines are described by 

 Arthur and Kern in North American Species of Peridermium, Bull. Torr. Bot. 

 Club 33, pp. 403-438, 1906. 



