Neue Litteratur. 3 



Molliard, M. 1915. Production experimentale de tubercules auxdepens 



de la tige principale chez la pomme de terre. (C. R. Ac. Sc. Paris. 



CLXI. p. 531—532.) 

 Perriraz, J. 1915. Contribution ä l'etude des monstruosiles chez Nar- 



cissus angustifolius. (Bull. Soc. vaudoise. Sc. nat. L. p. 413—422.) 

 Pegolt, E. M. 1914. Notes on Nothopanax arboreum with some refe- 



rence to the development of the Gametophyte. (Trans. N. Zealand 



Instit. XLVIII. p: 599-612.) 

 Tschirch, A. 1914. Die Membran als Sitz chemischer Arbeit. (Verh. 



Schweiz, natf. Ges. 1914. 2. p. 178—188.) 

 Vuillemin, P. 1915. L'androcee des Tropeolacees. (C. R. Ac. Sc. Paris. 



161. p. 520—523.) 

 Weaver, J. E. 1915. A study of the root system of prairie plants ot 



south-eastern Washington. I. (Plant World. XVIII. p. 227—248.) 

 Zimmermann, W. 1915. Abweichende Blüten und Missbildungen bei 



Orchidaceen. (Allg. bot. Zschr. XXI. p. 49—56. 4 A.) 



y. Varietäten, üescendenz, Hybriden. 



Cf. XI. Saito und Naganishi. 



Adams, C. C. 1915. An outline of the relations of animals to their 



inland environments. (Bull. Illinois State Lab. nat. Hist. XI. p. 1 — 32.) 

 Atkins, W. R. G. and G. 0. Sherrard. 1915. The pigments of fruits in 



relation to some genetic experiments on Capsicum annuum. (Sc. 



Proc. roy. Dublin Soc. XIV. p. 328—335.) 

 Babcock, E. B. 1915. Walnut mutant investigations. (Proc. nation. 



Ac. Sc. I. p. 535-537.) 

 Balfour, B. 1915. Primula obconica and its microforms. (Trans, bot. 



Soc. Edinburgh. XXVI. p. 301—344.) 

 Cockerell, T. D. A. 1915. Specific and varietal characters in annual 



sunflowers. (Amer. Nat. IL. p. 609-622. 2 f.) 

 Cook, 0. F. 1915. Two classes of hybrids. (Journ. of Heredity. VI. 



p. 55—56.) 

 Daniel, J. 1914. Xenien Vererbung bei einigen Bohnensorten. (Int. 



agr.-techn. Rundschau. V. p. 1098 — 1099.)' 

 Druce, G. C. 1915. A new hybrid orchid. Habenaria Gymnadenia X 



Orchis praetermissa. (Rep. Winchester Coli. Nat. Hist, Soc. 1913 — 



1915. p. 12-13. ill.) 

 Fischer. H. 1913. Ein interressanter Tropaeolum-Bastard. (Gartenflora. 



LXII. p. 278-282. 1 A.) 

 Frost, H. B. 1915. The inheritance of doubleness in Mathiola and 



Petunia. I. The hypotheses. (Amer. Nat. IL. p. 623 — 636.) 

 Fruwirth, C. 1915. Die Befruchtungsverhältnisse der Ackerbohne. 



(Fühlings landw. Ztg. LXIV. p. 473—478.) 

 Gates, R. R. 1915. An anticipatory mutationist. (Amer. Nat. IL. p.645— 648.) 

 Hayes, H. K. 1915. Tobacco mutations. (Journ. of Heredity. VI. p. 73 — 78.) 

 Kerr, A. F. G. 1914. A hybrid Dipterocarpus. (Journ. Linn. Soc. XI. 



p. 9-12. c. t.) 

 Lesage, P. 1915. Plantes salees et transmissibilite des caracteres 



acquis. (C. R. Ac. Sc. Paris. CLXI. p. 440—442.) 

 Lotsy, J. P. 1915. Grondbeginselen van oordeelkundig fokken en 



telen. (Med. Ver. Bevord. wetensch. Teelt. 2. p. 3— 36.) Assen. 1915. 

 Marshall, C. G. 1915. Perjugate cotton hybrids. (Journ. of Heredity. 



VI. p. 57-64.) 

 Pieper, H. 1914. Ueber die Erblichkeit der Keimgeschwindigkeit, 



der Keimfähigkeit und die Lichtempfindlichkeit der Samen von 



Poa pratensis. (Fühlings landw. Ztg. LXIII. p. 362—368.] 



