Oct. IS. I9I4 Heart-Rot oj Oaks and Poplars 77 



LITERATURE CITED 

 Hartig, Robert. 



1878. Die Zersetzungserscheinungen des Holzes der Nadelholzbaume und der 

 Eiche ... p. 124-12S, pi. 17. Berlin. 

 Meinecke, E. p. M. 



1914. Forest Tree Diseases Common in California and Nevada. A Manual for 

 Field Use. p. 48-49. Washington, D. C. Pub. by U. S. Dept. Agr., 

 Forest Service. 

 ScHRENK, Hermann von, and Spaulding, Perley. 



1909. Diseases of deciduous forest trees. U. S. Dept. Agr., Bur. Plant Indus. 

 Bui. 149, p. 39-40, pi. 5, fig. 1-2. 



SUDWORTH, G. B. 



1898. Check list of the forest trees of the United States, their names and ranges. 

 U. S. Dept. Agr., Bur. Forestry, Bui. 17, 144 p. 



