The 



Journal of Heredity 



(Formerly the American Breeders' Magazine) 



Vol. VI, No. 8 August, 1915 



CONTENTS 



The Maiifiosteeii, by David Fairchild 339 



Physical Conformation of Cows and Milk Yield, by J. Arthur Harris. 3 Ifi 



Milk Indications 350 



Crossing Wheat Flowers Unprotected after Emasculation, by 



D. W. Frear 350 



Single-Germ Beet Seed, by C. O. Townsend 351 



Success with Sugar Cane 354 



Sugar Cane Breeding 354 



Controlled Cotton Breeding 354 



Would Utilize Bud Variation 354 



Offspring of the Insane, by A. J. Rosanolf and Helen E. Martin 355 



Bud Selection in Apples 356 



Apples of the Cordilleras, by Walter Fischer 357 



Frog's Hair ' 362 



New Publications 364 



A Working Model of Mendelism, by W. Burns 365 



Improving Native Grapes 366 



Extra-Floral Nectaries 367 



Inheritance in Flowers 371 



Genetics in New Jersey 372 



Genealogy and Eugenics, by The Editor 372 



Big Tree Photograph Contest 383 



Stammering and Heredity 383 



Inheritability of Cancer in Mice 383 



The South American Traveler's Palm 384 



The Journal of Heredity is published monthly by the American Genetic 

 Association (formerly called the American Breeders' Association) for the benefit 

 of its members. Canadian members who desire to receive it should send 25 cents 

 a year, in addition to their regular membership dues of $2, because of additional 

 postage on the magazine; foreign members pay 50 cents extra for the same 

 reason. Subscription price to non-members, $2.00 a year, foreign postage extra; 

 price of single copies, 25 cents. 



Entered as second-class matter February 24, 1915, at the postofiice at Washing- 

 ton, D, C, under the act of August 24, 1912. Contents copyrighted 1915 by the 

 American Genetic Association. Reproduction of articles or parts of articles 

 permitted provided proper credit is given to author and to the Journal of Heredity 

 (Organ of the American Genetic Association), Washington, D. C. 



Date of issue of this number, July 26, 1915. 



