Eighty years of vegetation and Eighty years of vegetation and landscape changes in the Northern Great Plains : a photographic record eightyyearsofveg45klem Year: 2001 Original Photograph July 6, 1927. Shantz V-3-1927. Facing east. First Retake and Description August 11, 1960. , E-8-1960. Dr. Shantz' original picture shows an almost pure stand of Agropyron smithii. When the 1960 picture was taken there was very little of this grass, there being mainly Koeleria cristata (from Phillips 1963, p. 129). Second Retake August 3, 1998. Kay-4358-15.

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Photo credit: © Bookworm / Alamy / Afripics
License: Licensed
Model Released: No

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