A PRELIMINARY CLASSIFICATION 

 OF THE PLANT COMMUNITIES 

 OF NORTHEASTERN MONTANA 



Robert L. DeVelice 



Montana Natural Heritage Program 



1515 East 6th Ave., Helena, MT 59620 



Juanita Lichthardt 

 Moscov/, ID 83843 



Patrick S. Bourgeron 



The Nature Conservancy 



Lakewood, CO 80228 



© 1991 Montana Natural Heritage Program 



This document should be cited as follows: 



DeVelice, R.L., J. Lichthardt, and P.S, Bourgeron. 1991. A 

 preliminary classification of the plant communities of 

 northeastern Montana. Montana Natural Heritage Program. 

 Helena, MT. 144 pp. 



4/17/91 



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