33 



LITERATURE CITED 



Barneby, R. C. 1964. Atlas of North American Astragalus . 



Memoirs of the New York Botanical Garden Vol. 13. Bronx, 

 NY. 2 volumes, 1188 pp. 



1989. Intermountain flora: vascular plants of 



the intermountain west, U.S.A.; vol. three, part B: Fabales 

 The New York Botanical Garden, Bronx, NY. 279 pp. 



Cronquist, A. 1955. Vascular plants of the Pacific Northwest, 

 part five: Compositae. University of Washington Press, 

 Seattle. 343 pp. 



Dorn R. D. 1984. Vascular plants of Montana. Mountain West 

 Publishing, Cheyenne, WY. 276 pp. 



. 1992. Vascular plants of Wyoming, second edition. 



Mountain West Publishing, Cheyenne, WY. 340 pp. 



Fertig, W. 1994. Wyoming plant species of special concern. 

 Unpublished list. Wyoming Natural Diversity Database, 

 Laramie, WY. 32 pp. 



Geach, R. D. 1972. Mines and mineral deposits (except fuels); 

 Beaverhead County, Montana. Montana Bureau of Mines and 

 Geology bulletin 85. Montana College of Mineral Science and 

 Technology, Butte, MT. 194 pp. 



Greenlee, J. 1994. The conservation biology of Lesquerella 



carinata var. languida (Brassicaceae ) . Unpublished report 

 to The Nature Conservancy. University of Montana, Missoula. 

 51 pp. 



Heidel, B. L. 1993. Status review of Lesquerella sp. novum, 



Butte District, Bureau of Land Management, Montana. Montana 

 Natural Heritage Program, Helena. 40 pp. 



Heidel, B. L. 1994. Montana plant species of special concern. 



Unpublished list. Montana Natural Heritage Program, Helena, 

 MT. 16 pp. 



Hitchcock, C. L. and A. Cronquist. 1961. Vascular plants of the 

 Pacific Northwest, part 3: Saxif ragaceae to Ericaceae. 

 University of Washington Press, Seattle. 614 pp. 



. 1973. Flora of the Pacific 



Northwest. University of Washington Press, Seattle, WA. 730 pp. 



