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Spirochaete polyspira 



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V. Tschirch, Alexander. 



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42442 



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42443 



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42447 



Woronin, Heleiie. Apogamie und 

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WoronofE, G. v. Voronov, Ju. 



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Worsley, A[rthington]. Hybrids 



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Worthmann. F[riedrich]. Unter- 



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Wortmann, Julius. Bericht iiber 

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Die wissenschaftlichen 



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