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Keywords from Image Description:
Roze fig. . Fig et Peronospora Alsinearum de Caspary observ sur le Mouron des oiseaux ere stade de fcondation oogone contenant une oospore entoure de son enveloppe protectrice anthridie vide Gross aprs De Bary illustration figures et du livre Histoire de la pomme de terre d'Ernest Roze Paris Ernest Roze PDold Roze Histoire