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. Dr. L. Rabenhorst's Kryptogamen-Flora von Deutschland, Oesterreich und der Schweiz . Fig. 208. Metzgeria furcata var. ulvula. C^uerschnitt durch die Thallusrippe. Verg. 2iüy^_ forma violacea H ü b e- ner, Hep. germ. S. 47 (1834J.
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Keywords: ., bookcentury1900, bookcollectionbiod, bookdecade1900, bookyear1906