. The distribution of vegetation in the United States, as related to climatic conditions. Phytogeography. PLATE 18. I ^ a ^. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Livingston, Burton E. (Burton Edward), 1875-1948; Shreve, Forrest, 1878-1950. [Washington] Carnegie institution of Washington
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectphytoge, bookyear1921