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  1. 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)
    Subjects: Cypripedium  Kootenai National Forest (Mont. and Idaho)  Rare plants  Slipper orchids  
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  1. Growing paphiopedilum orchids outdoors
    By: Ross, Earl
    Type: Article
    In: Lasca leaves.
    Volume: v.23-26(1973-1976)
    Date: 1950
    Page Range: 51-53
    Publication info: Arcadia, Calif. :California Arboretum Foundation,1950-1976.
    Subjects: Paphiopedilum  Slipper orchids  
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