. Contributions from the Botanical Laboratory, vol. 4. Botany; Botany. ni Mk. 14 Fig. 15 Hg. 16 : .. 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 University of Pennsylvania. Botanical Laboratory. Philadelphia : University of Pennsylvania Press

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Keywords: ., bookcentury1800, bookdecade1890, booksubjectbotany, bookyear1892