. Studies in natural history. Natural history; Natural history. PLATE I stigma--'"' pollen tubes haustorium ovary wall -. pollen grains stylar Canal antisocial haustorium placenta. ovules/ -V- .ovules (For legend see next page). 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 Iowa; State University of Iowa; Making of America Project. Iowa City, Ia

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Keywords: ., bookcentury1800, bookdecade1880, booksubjectnaturalhistory, booky