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Description and distribution map of Engel- 

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Engelmann spruce recommended for planting 

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DURRELL, L. W. 1917. Notes on some North 

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 Iowa Acad. Sci. Proc. 24: 519-582. 



DWIGHT, T. W. 1913. Forest conditions in the 

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ELIASON, E. J. (See Heit and Eliason. 1940) 



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Distribution and characteristics of Engelmann 

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ELLISON, LINCOLN. 1954. Subalpine vegetation 

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Quantitative data on community composition; 

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ELLISON, LINCOLN. 1960. Influence of graz- 

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ELWES , HENRY JOHN, and AUGUSTINE HENRY. 

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Picea engelmanni (pp . 1387-1389); synonomy; 

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ERDMAN, KIMBALL S. 1961. Classification 

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ETHERIDGE, D. E. 1953. Decay of subalpine 

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ETHERIDGE, D. E. 1956. Decay in subalpine 

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Describes the most economically important 

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ETHERIDGE, D. E. 1958. Decay losses in sub- 

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EVANS, R. B. (See Price and Evans. 1937) 



FAHNESTOCK, GEORGE R. (See Olson and 

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