OTHER RECENT LITERATURE. 



Vegetation of the Sotol Country in Texas. By W. L. Bray. Bul- 

 letin No. 60, University of Texas, Austin, 1905. 24 pp. 111. 



Illustrations of the Ravages of the Gypsy and Brown-tail Moths. 

 Medford Mercury, Medford, Mass. 2d ed., 1906. 10 pp. 111. 



Diseases of Forest Trees. Great Britain Board of Agriculture 

 and Fisheries. Darling & Son, London, 1905. 20 pp. IlL 



The Tree Book, a popular guide to a knowledge of the trees of 

 North America and to their uses and cultivation. By J. E. Rodgers. 

 Doubleday, Page & Co., New York, 1905. 589 pp. HI. 



The Willows of Ohio. By R. F. Grigg. Ohio State Academy of 

 Science, Columbus. Proceedings, Vol. 4, Part 6. Special papers, 

 No. 11. 1905. 58 pp. 



Gall-gnats Injurious to Willows and Osiers. Leaflet No. l65. 

 Great Britain Board of Agriculture and Fisheries, London, 1906, 

 4 pp. 111. 



The Gum-tree Scale. By T. W. Kirk. Bulletin No. 13, Divis- 

 ion of Biology and Horticulture, Department of Agriculture, New 

 Zealand, 1906. 4 pp. 111. 



The Locust Borer. By A. D. Hopkins. Bulletin No. 58, Part 1, 

 Bureau of Entomology, U. S. Department of Agriculture, Wash- 

 ington, 1906. 16 pp. 111. 



Irrigation from Snake River, Idaho. By H. G. Raschbacher. Cir- 

 cular No. 65, Office of Experiment Stations, U. S. Department of 

 Agriculture, Washington, 1906. 16 pp. 



Irrigation in the United States. By F. H. Newell. T. Y. Crowell 

 & Co., New York. Revised Ed., 1906. 433 pp. 111. 



The Irrigation Works of India. By R. B. Buckley. Spon & 

 Chamberlain, New York. 2d ed. 1905. 336 pp. 111. 



The Primer of Irrigation. By D. H. Anderson. D. H. Ander- 

 son Publishing Co., Chicago. 1905. 257 pp. HI. 



The Conquest of Arid America. By W. E. Smythe. The Mac- 

 Millan Co., New York, 1905. 360 pp. 111. 



Future Forest Trees; or. The Importance of the German Experi- 

 ments in the Introduction of North American Trees. By A. H. Un- 



