454 SPECIAL PLANT PATHOLOGY 



IAgaricus. 

 Ccrcospora atra. Ell. & Ev. 

 Glasosporium dinspyri, Ell. & Ev. 

 See N. C. Agr. Exp. Sta., Bull. q2, p. ii6 (1893). 



Phlox 

 {Phlox spp.) 

 Leaf-spot {Septoria divaricate. Ell. & Ev.). 



Pine 

 (Pinus spp.)i 



Blister-rust (Cronartium ribicola, Visch. {= Peridermium strobi ■(.'Kleh.), Spauld.). 

 Bull. 206, Bureau of Plant Industry, 1911; American Forestry (Feb., Dec., 

 1916). 

 Bluing (Ceraloslomella pUifera (Fr.) Wint.). 



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 Hartig=Fo»»ej annosus 

 (Fr.), Cke.). 

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

 (1900). 

 Gray Leaf- tip {Bypoderma Desmazieri, de By.). 



Stevens & Hall, Diseases of Economic Plants, p. 44s (1910). 

 Leaf-blight {Lophodermium brachysporum, Rostr. = Hypoderma brachysporatn 

 (Rostr.), Tubeuf.). 

 Stevens & Hall, p. 445 (1910). 

 Needle Disease (Hypoderma defttrmans, Weir on Pinus ponderosa. Laws. Journ. Agric. 



Res. VI: 277—288, May 22, 1916). 

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



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

 U. S. Forest Service (1914). 

 Vulik-iot (Polyporus pinicola, Atk.=Fomes ungulalus (Schraeff) Sacc). 



Bull. 193, Corn. Univ. Agr. Exp. Sta. Qune, 1901). 

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



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

 Root-rot (Polyporus Schweinitzii, Fr.). 



Descr. Ulus., U. S. Dep. Agr., Div. Veg. Phys. & Path., Bull. 23, 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. 



