. Dr. L. Rabenhorst's Kryptogamen-Flora von Deutschland, Oesterreich und der Schweiz . Fig. 265. Alicularia scalaris. a Gruppe steriler Pflanzen, Verg. "'i- b Sporogone tragende Pflanzen, Verg. '/i. (Original von P. Janzen.)

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Keywords: ., bookcentury1900, bookcollectionbiod, bookdecade1900, bookyear1906