Tyser, R. W. and C. A. Worley. 1992. Alien flora in grasslands 

 adjacent to road and trail corridors in Glacier National Park, 

 Montana (U.S.A.)- Conservation Biology 6:253-262. 



USDI-Fish and Wildlife Service. 1993. Endangered and threatened 

 wildlife and plants; review of plant taxa for listing as 

 endangered or threatened species; notice of review. Federal 

 Register 58: 51144-51190. 



Walsh, R. 1992. Demography of Sapphire rockcress (Arabis 

 fecunda Rollins: Brassicaceae) a rare endemic Montana species. 

 M.S. thesis. University of Montana, Missoula. 



Watson, A. K. and A. J. Renney. 1974. The biology of Canadian 

 weeds 6. Centaurea diffusa and C^ maculosa . Canadian Journal of 

 Plant Science 54: 687-701. 



B. MUSEUM COLLECTIONS: The University of Montana 

 herbarium MONTU has the largest collection of specimens 

 of Arabis fecunda, including the type collection. 



C. KNOWLEDGEABLE INDIVIDUALS 



Donna Leeper 



Division of Biological Sciences 

 University of Montana 

 Missoula, MT 59812 



Peter Lesica 

 929 Locust 

 Missoula, MT 59802 



Thomas Mitchell-Olds 

 Division of Biological Sciences 

 University of Montana 

 Missoula, MT 59812 



Lisa Roe 



531 Spencer • ■ 



Helena, MT 59601 



J. Stephen Shelly 

 U.S. Forest Service 

 Northern Region 

 P.O. Box 7669 

 Missoula, MT 59807 



Roberta Walsh 



Division of Biological Sciences 

 University of Montana 

 Missoula, MT 59812 



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