BIBLIOGRAPHY. 71 



54. MERKEL, IT. \V. A deadly fungus on the American chestnut. N. Y. Zool. Soc., 



Ann. Rt-pt. 10:97-103, 1906. 



55. METCALF, HAVEN. The immunity of the Japanese chestnut to the bark disease. 



Bur. Plant Industry, U. S. Dept. Agr., Bui. 121, pt. VI, pp. 55-56, 1908. 



56. - Diseases of ornamental trees. U. S. Dept. Agr., Yearbook for 1907, pp. 



483-494. 



57. MURRILL, YV. A. Shade trees. N. Y. (Cornell) Agr. Expt, Sta., Bui. 205: 73-120, 



1902. 



58. - The Polyporaceaj of North America. Bui. Torr. Bot, flub, 30: 110-112, 



1903. 



59. - The Polyporacea? of North America. Bui. Torr. Bot. Club, 30: 300-301, 



1903. 



60. - A new chestnut disease. Torryea, 6: 186-189, 1906. 



61. A serious chestnut disease. Jour. N. Y. Bot. Garden, 7: 143-153, 1906. 



62. - Further remarks on a serious chestnut disease. Jour-. N. Y. Bot. Garden, 



7: 203-211, 1906. 



63. NELSON, AVEN. The winter killing of trees :md shrubs. \Vyo. Agr. Expt. Sta., 



Bui. 15: 213-222, 1893. 



64. NELSON, JOHN M. Prolonging the life of mine timbers. Forest Service, V. S. 



Dept. Agr., Circ. Ill: 1-22, 1907. 



65. NORTON, J. B. S. Some diseases of the chestnut. M<1. State I Tort. Soc., Kept. 4: 



104-105, 1902. 



66. PACKARD, A. S. Insects injurious to forest and shade tree-. 1". S. Kut. Com., 



Bui. 7: 1-275, 1881. 



67. - Insects injurious to forest and shade trees. I'. S. Ent. Com., Kept. 5: 



1-945, 1890. 



68. PEIRCE, 0. J. On the mode of dissemination and on the reticulations of Ramalina 



reticulata. Bot, Gaz., 25: 404-417, 1898. 



69. POLLOCK J. B. A canker of the yellow birch and a Xectria associated with it. 



Mich. Acad. Sci., Kept. 7: 55-56, 1905. 



70. REHM, H. Ann. Myc., 5: 210, 1907. 



71. SANDSTEN, E. P. The influence of gases and vapors upon the growth of plants. 



Minn. Bot, Studies, 2: 53-68, 1898. 



72. SARGENT, C. S. Manual of the trees of North America, pp. 1-826, 1905. 



73. SCHRENK, H. VON. Parasitism of Epiphegus virginiana. Proc. Amer. Micr. Soc., 



15: 91-128, 1894. 



74. - The trees of St. Louis as influenced by the tornado of 1896. Trans. Acad. 



Sci. St. Louis, 8: 25-41, pis. 3-9, 1898. 



75. - - On the mode of dissemination of Usnea barbata. Trans. Acad. Sci. St. 



Louis, 8: 189-198, pi. 16, 1898. 



76. - - A sclerotioid disease of beech root. Mo. Bot. Garden, Kept, 10: 61-70, 



pis. 55-56, 1899. 



77. - Notes on Arceuthobium pusillum. Rhodora, 2: 2-5, pi. 12, 1900. 



78. - - Fungous diseases of forest trees. U. S. Dept Agr., Yearbook for 1900, pp. 



199-210, 1901. 



79. - Factors which cause the decay of wood. Jour. Western Soc. Eng., 



6: 89-103, pis. 1-3, 1901. 



80. - A disease of the black locust (Robinia pseudacacia). Mo. Bot. Garden, 



Rept. 12: 21-31, pis. 1-3, 1901. 



81. - The decay of timber and methods of preventing it. Bur. Plant Industry, 



U. S. Dept, Agr., Bui. 14: 1-96, pis. 1-18, 1902. 



82. - - A root rot of apple trees caused by Thelephora galactina, Fr. Bot. Gaz. 



34: 65, 1902. 



149 



