. Die süsswasser-flora Deutschlands, Österreichs und der Freshwater plants; Aquatic plants. Fig. 20—22. 20 Characium 7ir?iigerum. 21 Ch. angusttim. 22 Ch. ensiforme (20 nach Borge, 22 nach Hermann, 21 nach A. Braun).. 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 Pascher, Adolf, 1881-1945. Jena, G. Fischer

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Keywords: ., bookcentury1900, bookdecade1910, bookpublisherjenag, bookyear1915