for identification in the dormant stage. 



Aikman, J. M., and Ada Hayden 1938 Iowa. 



Blakeslee, A. F., and C. D. Jarvis 1931 G, 1975 G. 



Campbell, Christopher S., and Fay Hyland 1975 Maine. 



Core, Earl L., and Nelle P. Ammons 1958 G. 



Gilkey, Helen M., and Patricia L. Packard 1962 Oreg. 



Graves, Arthur Harmount 1955 G. 



Harlow, William M. 1959 G. 



Harrington, Harold D. 1934 Iowa. 



Hayes, Doris W., and George A. Garrison 1960 Oreg. 



McKean, William T. 1976 H. 



Morris, Melvin S., Jack E. Schmautz, and Peter F. Stickney 1962 Mont. 



Smith, Alice Upham 1969 E. 



Trelease, William 1967 F. 



J. b. Seeds and Seedlings 



Certain references, cited below, are intended mainly for identification 

 of seeds (or also fruits) and seedlings. Most publications do not contain 

 information or keys for these stages. 



Brayshaw, T. C. 1959 G. 



Duke, James A. 1965 P.R. 



Franklin, Jerry F. 1961 H. 



Gunn, Charles R. 1972 F. 



Harlow, William M. 1959 G. 



Maisenhelder, Louis C. 1969 G. 



Martin, Alexander C, and William D. Barkley 1961 F. 



Peterson, Maude Gridley 1973 G. 



U.S. Department of Agriculture, Forest Service 1974 F. 



J. c. National Parks 



Publications on the trees or woody plants of National Parks are listed 

 separately here, because of the special interest in these preserves of 

 natural vegetation. Many of these references are published by the cor- 

 responding natural history association and are sold locally. In the list 

 below, the order is alphabetical. Woody plants are included also in the 

 published floras of other National Parks, for example, Rocky Mountain 

 and Zion. 



General. Coffman, John D. 1954 F. 



Western. Bailey, Harold E., and Virginia Long Bailey 1941 H; 



Bailey, Virginia Long, and Harold Edwards Bailey 1949 H. 

 Crater Lake. Yocum, Charles F. 1964 Oreg. 



49 



