. Foundations of botany. Botany; Botany. Fig. 179. —Two Cells of Protacoceus. (Greatly magnijied.) A^ a spherical cell of the still form; B^ a motile cell with its protoplasm enclosed in a loose cell-wall and provided with two 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 Bergen, Joseph Y. (Joseph Young), 1851-1917; Eastwood, Alice, 1859-1953. Boston, Ginn & Co.

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Keywords: ., bookcentury1900, bookdecade1900, booksubjectbotany, bookyear1901