JACKSON, H. S. 1917. Two new forest tree 

 rusts from the northwest. Phytopathology 7: 

 352-355. 



Discusses Chrysomyxa weirii sp. nov. on 

 Engelmann spruce . 



JACKSON, H. S. , and ELIZABETH RUTH 

 DEARDEN. 1951. Studies of North Ameri- 

 can Telephoraceae . I. Some new western 

 species of Peniophora. Mycologia 43: 54-61. 



Discusses Peniophora munda on Engelmann 

 spruce stump in Wyoming. 



JACOBS, M. C. (See McDougall and Jacobs. 1927) 



JAMES, CORLAND L. (See Roe and James. 1959) 



JEMISON, G. M. (See LeBarron and Jemison. 

 1953) 



JENSEN, A. W. 1906. The Manti Forest Re- 

 serve: Description of a typical reservation in 

 Utah. Forests and Irrig. 12: 291-293. 



Reports distribution of Engelmann spruce and 

 history of use and establishment of the Manti 

 Forest. 



JEPSON, WILLIS LINN. 1909. Engelmann 

 spruce near the California line. Muhlen- 

 bergia 5: 64. 



Discusses distribution of Engelmann spruce. 



JEPSON, WILLIS LINN. 1923. A conifer new to 

 California. Madrono 1: 116. 



Discusses distribution of Engelmann spruce. 



JOHNSON, A. W. 1957. Ecology of subalpine 

 forest communities in the Silver Lake Valley 

 of the Front Range in Colorado. Dissert. Abs 

 17: 2779. 



Includes community and succession. 



JOHNSON, FREDERIC D. , and VERNON H. 

 BUR USON . 1 96 1 . Native tree s of Idaho . 

 Univ. Idaho, Moscow, Idaho Agr. Ext. Serv. 

 Bui. 289, 32 pp. 



Description and map of distribution of Engel- 

 mann spruce in Idaho. 



JOHNSON, F. D. (See Gilbertson, Leaphart, 

 and Johnson. 1961) 



JOHNSON, K. RICHARD. 1936. Ecology of a 

 glacial lake in central Colorado. Univ. Colo. 

 Studies 23(3): 235-243. 



Includes community description and report on 

 hydrarch succession. 



JOHNSON, K. RICHARD. 1939. Plant ecology 

 of northwestern Colorado lakes and surround- 

 ing areas. Ph.D. thesis. Colo. Univ., 

 Boulder. 



JONES, M. E. 1910. The origin and distribu- 

 tion of the flora of the Great Plateau. Contrib. 

 to Western Botany 13: 46. 



Discusses distribution of Engelmann spruce. 



J OR GENS EN, M. B. 1955. Traeer pa Grtfnland. 

 Horticultura, K<rfbenhavn 9(2): 25-30. 



Plantations and nurseries in Greenland. 



KARTCHNER, JAMES A. 1938. A study of 

 forest tree insects of Utah. Master's thesis. 

 Brigham Young Univ. , Provo, Utah. 



Report on insects and insect diseases of 

 Engelmann spruce. 



KAUFFMAN, C. H. 1921. The mycological 

 flora of the higher Rockies of Colorado. 

 Mich. Acad. Sci., Arts and Letters Papers: 

 1: 101-150. 



KEEN, F. P. 1952. Bark beetles in forests. 

 IN: U.S. Dept. Agr., Insects, Yearbook of 

 Agriculture, 1952: 688-694. 



Note on Engelmann spruce beetle in Colorado. 



KEEN, F. P. 1952. Insect enemies of western 

 forests (Revised). U.S. Dept. Agr. Misc. 

 Pub. 273, 280 pp. , illus. 



KELLOGG, L. F. 1927. The natural occurrence 

 of Engelmann spruce in California. Jour. 

 Forestry 25: 73-78. 



Discusses reproduction of Engelmann spruce; 

 this species occurs in Shasta County in a narrow 

 belt along a creek bottom. 



KEMP, PAUL D. (See Cummings and Kemp. 

 1940) 



KEMP, PAUL D. , and M. B. DICKERMAN. 1950. 

 Montana forest resource and industry statis- 

 tics. U.S. Forest Serv., North. Rocky 

 Mountain Forest and Range Expt. Sta. Paper 

 25, 48 pp. 



Volume of live sawtimber and primary grow- 

 ing stock; area of commercial forest by stand- 

 size classes. 



KEPLINGER, PETER. (See Bates, Notestein, 

 and Kephnger. 1914) 



17 



