FOREST BOTANY 165 



Crumley, J. J. (3249) 



the yellow locust, robinia pseudoacacia. Ohio Agr. Expt. Sta. Monthly 

 Bull. 1 (5) : 149-152, illus. 1916. 



Elliott. S. B. (3250) 



characteristics and seeding of the tulip tree. Amer. Forestry 21 : 840-844. 

 1915. 



Ellis, L. MaoI. (3251) 



some notes on jack pine in western Ontario. Forestry Quart. 9: 1-14, 

 illus. 1911. 



Erickson, M. L. (3252) 



the formation of lodgepole pine forests. Forestry and Irrig. 10 : 503-511, 

 illus. 1904. 



Frothingfiam, E. H. (3253) 



DOUGLAS FIR! A STUDY OF THE PACIFIC COAST AND ROCKY MOUNTAIN FORMS. 



U. S. Dept. Agr., Forest Serv. Circ. 150, 38 pp., illus. 1909. 



(3254) 



rock elm. Jour. Forestry 16 : 834-836, 950. 1918. 



Herbert, P. A. (3255) 



a laboratory study of black spruce. Jour. Forestry 25 : 437-442. 1927. 



Hodson, E. R. (3256) 



silvical notes on the lodgepole pine. Soc. Amer. Foresters Proc 3 : 82-89. 

 1908. 



Hofmann, Julius. j ___, (3257) 



adaptation in douglas fir. Ecology 2 : 127-131. 1921. 



Jeffers, D. S., and Korstian, C. F. (3258) 



on the trail of the vanishing spruce. Sci. Monthly 20 (4) : 358-368, illus. 

 1925. 



Judd, C. S. (3259) 



douglas fir and fire. Soc. Amer. Foresters Proc. 10: 186-191. 1915. 



Larsen, J. A. (3260) 



silvical notes on western larch. Soc Amer. Foresters Proc. 11: 434-440. 

 1916. 



Larsen, L. T. (3261) 



Monterey pine. Soc Amer. Foresters Proc. 10 : 68-74. 1915. 



McCarthy, E. F., and Belyea, H. C. (3262) 



yellow birch and its relation to the Adirondack forest. N. Y. State Col. 

 Forestry, Syracuse Univ. Tech. Pub. 12, 50 pp., illus. 1920. 



Marshall, Robert. (3263) 



the life history of some western white pine stands on the kaniksu 

 national forest. Northwest Sci. 2 (2) : 48-53. 1928. 



Mason, D. T. (3264) 



THE LIFE HISTORY OF LODGEPOLE PINE IN THE ROCKY MOUNTAINS. U. S. Dept. 



Agr. Bull. 154, 35 pp., illus. 1915. 

 Massey, A. B. (3265) 



ANTAGONISM OF THE WALNUTS IN CERTAIN PLANT ASSOCIATIONS. Phytopath- 

 ology 15 : 773-784. 1925. 



Mattoon, W. R. (3266) 



some characteristics of slash pine. Forestry Quart. 14: 578-588, illus. 

 1916. 



Metcalf, Woodbridge. (3267) 



notes on the bishop pine (pinus muricata) . Jour. Forestry 19: 886-902, 

 illus. 1921. 



Miller, T. E. (3268) 



notes of osage orange. Nebr. Univ. Forest Club Ann. 1909: 12-14, illus. 

 1909. 



