. Bulletin. Biology -- Ohio; Plants -- Ohio. 438 OHIO BIOLOGICAL SURVEY OHIO BIOLOGICAL SURVEY—VOL. I, PLATE XIX. 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 Ohio Biological Survey. Columbus, Ohio : Ohio State University

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Keywords: ., bookcentury1900, bookcollectionbiod, bookdecade1910, bookyear1913