Neue Litteratur. 35 



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Ges. Wien. LXIV. p. ^270) -(284) m.; 

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Brooklyn bot. Gard. Ser. IL Nos 13 and 14. ill.) 

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the heredity and environment of a familv of tobacco plants. 



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VI. Physiologie. 



Cf. IV. Haberlandt; XVL Cannon. 



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the water relation and the metabolism of plants. (Amer. Journ. 



Bot. I. p. 412-439. 4 L) 

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London, ivlacmillan & Co. 1915. 8". Price 5 s. net.) 

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