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Keywords from Image Description:
Meyers b. de links Befruchtungssule von Aristolochia Blte Durchschnitt Fruchtknoten Perigon Anthere Narbe rechts Schmetterlingsblume hinteres Blumenblatt Flgel vordere Blumenbltter das Schiffchen bildend Meyers ca author PDMeyers Aristolochia thcentury flower diagrams Images from Meyers Konversationslexikon th edition text figures