3. -Q. macrocarpa var. depressa. Prairie border. S.W. corner of Lyon county, Iowa, circa 1878-1936. Photograph documents Bohumil Shimek's geological and botanical field work, 1878-1936. Smithsonian Institution Archives. Smithsonian Institution Archives. SIA RU 007082, Box 5, Folder 3. SIA2012-3228. Related articles Calling a Bluff A Picture is Worth a Thousand... More...