ACKNOWLEDGEMENTS 



Special thanks are extended to the following individuals for their contributions. Hal Vosen (Bureau 

 of Land Management) provided project coordination, planning information, and assistance in gaining 

 access across private lands. This report includes 1 996 fieldwork results collected by Keith Dueholm. 

 The GIS maps were produced by John Hinshaw and Scott Lee-Chadde. Assistance in entering and 

 analyzing ECADs vegetation sampling data was provided by John Caratti, Tim McGarvey and Scott 

 Lee-Chadde. Ken Scow (Westech Inc., Helena MT) identified wheatgrass specimens. Element 

 occurrence data were processed by Katie Schletz, Anne Dalton, and Cedron Jones. The support of 

 Margaret Beer as acting director is gratefully acknowledged. The study benefited from the support 

 and interest of many people while any weaknesses in the final product rest with the authors. 



This study was supported by a challenge cost-share between the Bureau of Land Management and 

 the Montana Natural Heritage Program. 



