Appendix D 353 



1908. WICKSON, E. J., Luther Burbank and his New Environment. 



Sunset Mag. 27 : 151-162. 

 1908. WILLISTON, S. W., What is a Species? Am. Nat. 42: 



184-194. 

 1908. WINKLER, HANS, Vber Parthenogenesis und Apogamie 



im Pflanzenreiche. Prog. Rei. Bot. 2 : 293-454. Fig. 



Bibliog. 

 1908. WINKLER, H., Solanum tubingense, ein echter Pfropf- 



bastard zwischen T ornate und Nachtschatten. Deutsch. 



Bot. Gesell. Ber. 26a : 595-608. 2 illus. 

 1908. WINKLER, H., Parthenogenesis und Apogamie im Pflan- 



zenreich ( in the plant kingdom), 166 pp. Reprint 



from Prog. Rei. Bot. 2 ; Rev. (Ger.) in Arch, f . Entwick'- 



mech. d. Org. 26 : 696. 



1908. ZAVITZ, C. A., The Work of Plant Improvement at Home 

 and Abroad. Can. Seed-Grow. Assoc. Rep. 4 : 42-46. Tab. 



1909. AARONSOHN, A., Contribution a rhistoire des cereales. 

 Le ble, Vorge et le seigle a Vetat sauvage. Soc. Bot. France 

 Bull. 56 : 196-203, 56 : 237-245, 56 : 251-258. 



1909. AIKMAN, P. J. A., On Some Hybrid Tuberous Solanums. 



Roy. Hort. Soc. Jour. 35 : 53-55. 

 1909. BACO, F., Sur des variations de vignes greffees. Acad. 



Sci. Paris, Compt. Rend. 148:429-431. 

 1909. BALLS, LAWRENCE, Some Cytotogical Aspects of Cotton 



Breeding. A. B. A. Rep. 5 : 16-29. 

 1909. BATESON, W., SAUNDERS, Miss E. R., PUNNETT, R. C., 



Experimental Studies in the Physiology of Heredity. Roy. 



Soc. London Evol. Com. Rep. 4 : (60 pp.). Rev. in Zeitsch. 



f. ind. Abs.- u. Vererb. 2 : 17-19. 

 1909. BATESON, W., Mendel's Principles of Heredity. 396 pp. 



G. P. Putnam's Sons, N. Y. Cambridge (England) Univ. 



Press. 6 pis., 35 figs., 3 plates. Rev. in Science, n.s. 30: 



481-483. 

 1909. BAUR, E., Die Aurea-Sippen von Antirrhinum majus. 



2t A 



