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Garman, H. 



1910. Seed testing apparatus and some modifications originating in 



the Division of Entomology and Botany. Kentucky Agric. 

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Gregory, E. P. 



1909. The forms of flowers in Valeriana dioica. Journ. Linn. Soc. 

 Bot., 39, pp. 91-104. 



Groth, B. H. a. 



1911. The Fi heredity of size, shape and number in tomato leaves. 



Part I, Seedlings: Part II, Mature plants. New Jersey 

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Hagedoorn, a. L. 



1909. On the purely motherly character of the hybrids produced from 

 the eggs of Strongylocentrotus. Archiv. f. Entwm. 27, 

 pp. 1-21. 



Harris, J. A. 



1911. Seed weight in Staphylea and Cladrastis. Torreya, vol. 11, no. 8. 



1912. (a) On the relationship between the weight of the seed planted 



and the characteristics of the plant produced. Biometrika, 

 vol. 9, no. 1 (quoted from Harris, J. A., 1912 b). 



(b) On differential mortality with respect to seed weight occur- 

 ing in field cultures of Phaseolus vulgaris. The American 

 Naturalist, vol. 46, no. 549. 



Hayes, H. K. 



1912. Correlation and Inheritance in Nicotiana Tabacum. Conn. Agric. 

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Hellriegel, H. 



1883. Beitrage zu den Naturwissenschaftlichen Grundlagen des 

 Ackerbaues. Braunschweig, Abst. in Bied. Centbl., 1883, 

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Johannsen, W. 



1909. Elemente der exakten Erblichkeitslehre. Fischer, Jena. 



1906. Does hybridisation increase fluctuating variability? Inter. Con. 



on Genetics, 3, 1906. 



JoST, L. 



1907. Lectures on Plant Physiology. Clarendon Press, Oxford. 



Lang, A. 



1908. Ueber die Bustarde von Helix hortensis Muller und Helix 



nemoralis, L. Festschrift Universitiit Jena, Fischer. 



LiLL, .J. G. 



1910. The relation of size, weight and density of kernel to ger- 



mination of wheat. Kansas State Agric. College Exp. Station 

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