. Dr. L. Rabenhorst's Kryptogamen-Flora von Deutschland, Oesterreich und der Schweiz . Fig. 562. Schematisclie Darstellung der Fruchtsackbilduiig. 1 Schistochila; 11 Alicularia geoscypha; 111 Thylimauthus; IV Mesoptychia; V Balautiopsis; VI Calypogeia; Vll Isotachis. A = Archegon; B = Blätter; E = Embryo; F = Sporogonfuß; H = Haustorial- kragen (Involucellum); K = Kalyptra; M =Marsupium; P = Perianth; St = Stengel. (1, III, V, VII nach GoeLel; IV nach Evans).

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