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  1. Botanical and vegetation survey of Carter County, Montana, Bureau of Land Management-administered lands / prepared by Jim Vanderhorst, Stephen V. Cooper, and Bonnie L. Heidel ; prepared for United States Department of the Interior, Bureau of Land Management.
    By: Vanderhorst, James P. - Cooper, Stephen V. - Heidel, Bonnie L. - Montana Natural Heritage Program. - United States.
    Publication info: Helena, MT :Montana Natural Heritage Program,[1998]
    Contributed by: Montana State Library (archive.org)
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  2. Botanical survey of the Ruby Range, Madison County, Montana, Dillon Resource Area, Bureau of Land Management / prepared by Jim Vanderhorst [et. al].; prepared for United States Department of Interior, Bureau of Land Management.
    By: Cooper, Stephen V. - Heidel, Bonnie L. - Pierce, John. - Vanderhorst, James P. - Montana Natural Heritage Program. - United States.
    Publication info: Helena, MT :Montana Natural Heritage Program,[1997]
    Contributed by: Montana State Library (archive.org)
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  3. Conservation assessment of sensitive moonworts (Ophioglossaceae; Botrychium subgenus Botrychium) on the Kootenai National Forest /
    By: Vanderhorst, James P. - Montana Natural Heritage Program.
    Publication info: Helena, MT :Montana Natural Heritage Program,1997.
    Contributed by: Montana State Library (archive.org)
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  4. Conservation status of Lomatium attenuatum Evert (Apiaceae) in Montana /
    By: Vanderhorst, James P. - Heidel, Bonnie L. - Montana Natural Heritage Program. - United States.
    Publication info: Helena, MT :Montana Natural Heritage Program,1998.
    Contributed by: Montana State Library (archive.org)
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  5. Monitoring of Agastache Cusickii in the Tendoy Mountains of southwestern Montana : establishment report / prepared by James P. Vanderhorst ; prepared for USDI Bureau of Land Management, Butte, Montana.
    By: Vanderhorst, James P. - Montana Natural Heritage Program. - United States.
    Publication info: Helena, MT :MNHP,[1993].
    Contributed by: Montana State Library (archive.org)
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  6. Rapid ecological assessment of selected state lands in southcentral Montana for plant species of special concern / prepared by James P. Vanderhorst ; prepared for Montana Department of Fish, Wildlife and Parks.
    By: Vanderhorst, James P. - Montana Natural Heritage Program. - Montana.
    Publication info: Helena, MT :Montana Natural Heritage Program,[1993]
    Contributed by: Montana State Library (archive.org)
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  7. Sensitive plant species surveys, Butte District, Beaverhead and Madison Counties, Montana / by Bonnie L. Heidel and Jim Vanderhorst, for Bureau of Land Management.
    By: Heidel, Bonnie L. - Vanderhorst, James P. - Montana Natural Heritage Program. - United States.
    Publication info: Helena, MT :Montana Natural Heritage Program,[1996]
    Contributed by: Montana State Library (archive.org)
    View Book
  8. Sensitive plant survey in the Horse Prairie Creek drainage, Beaverhead County, Montana, Butte District, Bureau of Land Management / prepared by Jim Vanderhorst ; prepared for United States Department of Interior, Bureau of Land management, Dillon Resource Area.
    By: Vanderhorst, James P. - Montana Natural Heritage Program. - United States.
    Publication info: Helena, Mont. :Montana Natural Heritage Program,c1995.
    Contributed by: Montana State Library (archive.org)
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  9. Sensitive plant survey in the Tendoy Mountains, Beaverhead County, Montana / prepared by Jim Vanderhorst and Peter Lesica ; prepared for Bureau of Land Management, Butte District.
    By: Vanderhorst, James P. - Lesica, Peter. - Gallatin National Forest (Agency : U.S.) - Montana Natural Heritage Program.
    Publication info: Helena, Mt. :Montana Natural Heritage Program,[1994].
    Contributed by: Montana State Library (archive.org)
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  10. Sensitive plant survey of the Sage Creek Area, Beaverhead County, Montana, Dillon Resource Area, Bureau of Land Management / prepared by Peter Lesica and Jim Vanderhorst ; prepared for USDI Bureau of Land Management, Butte District.
    By: Lesica, Peter. - Vanderhorst, James P. - Montana Natural Heritage Program. - United States.
    Publication info: Helena, Mt. :Montana Natural Heritage Program,[1995]
    Contributed by: Montana State Library (archive.org)
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  11. Sensitive plant survey of the Tendoy Mountains, in the Beaverhead National Forest, Beaverhead County, Montana / prepared by Jim Vanderhorst ; prepared for United States Forest Service, Beaverhead National Forest.
    By: Vanderhorst, James P. - Beaverhead National Forest (Mont.) - Montana Natural Heritage Program.
    Publication info: Helena, Mt. :Montana Natural Heritage Program,[1995]
    Contributed by: Montana State Library (archive.org)
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  12. Sensitive plant surveys in the Gallatin National Forest, Montana / prepared by Jim Vanderhorst ; prepared for U.S. Forest Service, Gallatin National Forest.
    By: Vanderhorst, James P. - Gallatin National Forest (Agency : U.S.) - Montana Natural Heritage Program.
    Publication info: Helena, MT :Montana Natural Heritage Program,[1994].
    Contributed by: Montana State Library (archive.org)
    View Book
  13. Status report on sensitive lady's slipper orchids (Cypripedium Calceolus var. parviflorum and Cypripedium passerinum) on the Kootenai National Forest/ by Jim Vanderhorst for Kootenai National Forest, [1996].
    By: Vanderhorst, James P. - Kootenai National Forest (Mont. and Idaho) - Montana Natural Heritage Program.
    Publication info: Helena, MT :Montana Natural Heritage Program,[1996].
    Contributed by: Montana State Library (archive.org)
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  14. Survey for Botrychium paradoxum in the vicinity of Storm Lake, Deerlodge National Forest / prepared by Jim Vanderhorst ; prepared for U.S. Fish and Wildlife Service.
    By: Vanderhorst, James P. - Montana Natural Heritage Program. - U.S. Fish and Wildlife Service.
    Publication info: Helena, MT :Montana Natural Heritage Program,c1993.
    Contributed by: Montana State Library (archive.org)
    View Book
  15. Survey for sensitive plant species on BLM lands in the vicinity of Lemhi Pass, Beaverhead County / prepared by Jim Vanderhorst ; prepared for Bureau of Land Management, Butte District.
    By: Vanderhorst, James P. - Montana Natural Heritage Program. - United States.
    Publication info: Helena, MT :Montana Natural Heritage Program,[1994].
    Contributed by: Montana State Library (archive.org)
    View Book
  16. Survey for sensitive plant species on Doherty Mountain, Jefferson County / prepared by Jim Vanderhorst ; prepared for Bureau of Land Management, Butte District.
    By: Vanderhorst, James P. - Montana Natural Heritage Program. - United States.
    Publication info: Helena, MT :Montana Natural Heritage Program,[1994].
    Contributed by: Montana State Library (archive.org)
    View Book
  17. Survey for sensitive plant species on Dutchman Mountain, Beaverhead County, / prepared by Jim Vanderhorst ; prepared for USDI Bureau of Land Management, Butte District.
    By: Vanderhorst, James P. - Montana Natural Heritage Program.
    Publication info: Helena, Mt. :Montana Natural Heritage Program,[1994?]
    Contributed by: Montana State Library (archive.org)
    View Book
  18. Survey of Bannack State Park and vicinity for Montana plant species of special concern / prepared by Jim Vanderhorst.
    By: Vanderhorst, James P. - Montana Natural Heritage Program.
    Publication info: Helena, MT :Montana Natural Heritage Program,[1995].
    Contributed by: Montana State Library (archive.org)
    View Book