. Our native ferns and how to study them; with synoptical descriptions of the North American species. Ferns. . 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 Underwood, Lucien Marcus, 1853-1907. Bloomington, Ill. [Leader Publishing Co. , Printers]

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Keywords: ., bookauthorunderwoo, bookcentury1800, bookdecade1880, bookyear1881