George Harrison Shull 



B.S., Antioch College, Yellow Springs, Ohio, 1901; Ph.D. (Botany and Zoology), 

 Chicago, March, 1904 



PROFESSOR OF BOTANY AND GENETICS, PRINCETON 

 UNIVERSITY, PRINCETON, NEW JERSEY 



Botanical Investigator, Station for Experimental Evolution ot the Carnegie Institu- 

 tion of Washington, Cold Spring Harbor, Long Island, New York, 1904r-15; Professor of 

 Botany and Genetics, Princeton University, 1915 — . 



Member:_Amer. Assoc. Adv. Sci. (Fellow), Amer. Breeders' Assoc. (Life Member), Amer. 

 Soc. Nat. (Vice-Pres., 1911), Assoc. Internat. Bot., Bot. Soc. Amer., Brooklyn Inst. Arts 

 Sci., Deutsch. Bot. Ges., Ecol. Soc. Amer., National Geog. Soc, Roy. Hort. Soc, Wash. 

 Acad. Sci. Editor, Genetics. 



PUBLICATIONS 



Place-constants for Aster prenanthoides. Bot. Gaz. 38: 333-375. 1904. — Mutants 

 and hybrids of the Oenotheras. (With D. T. MacDougal, A. M. Vail and J. K. Small.) 

 Carnegie Inst. Wash. Pub. 24: 1-57. Washington, 1905. — Galtonian regression in the 

 "pure Hne." Torreya 5: 21-25. 1905. — Stagesinthe development of Slum cicutaefolium. 

 Carnegie Inst. Wash. Pub. 30: 1-28. Washington, 1905. — ^Ascidia in Fraxinus. Science 

 N. S. 23: 201. 1906.— Elementary species and hybrids of Bursa. Ibid. 15: 590-591. 

 1907. — The significance of latent characters. Ihid. 15: 792-794. 1907. — Some latent 

 characters of a white bean. Ihid. 15 : 828-832. 1907. — Mutations, variations, and rela- 

 tionships of the Oenotheras, {^iih D. T. MacDougal and A. M. Vail.) Carnegie Inst. 

 Wash. Pub. 81 : 1-92. Washington, 1907. — Importance of the mutation theory in practical 

 breeding. Proc. Amer. Breeders' Assoc. 3: 60-67. 1907. — Some new cases of Men- 

 delian inheritance. Bot. Gaz. 45: 103-116. 1908. — The pedigree culture; its aims and 

 methods. Plant World 11:21-28, 55-64. 1908. — A new Mendelian ratio and several 

 types of latency. Amer. Nat. 42: 432-451. 1908. — The composition of a field of 

 maize. Proc. Amer. Breeders' Assoc. 4: 296-301. 1908. — Doctor Baur on variegation. 

 Plant World 11: 147-151. 1908. — A pure-line method in corn-breeding. Proc. Amer. 

 Breeders' Assoc. 5: 51-59. 1909. — The "presence and absence" hypothesis. Amer. 

 Nat. 43: 410—419. 1909. — Bursa bursa-pastoris and Bursa heegeri: Biotypes and 

 hybrids. Carnegie Inst. Wash. Pub. 112: 1-57. 1909. — A simple chemical device to 

 illustrate Mendelian inheritance. Plant World 12: 145-153. 1909. — Color inheri- 

 tance in Lychnis dioica L. Amer. Nat. 44: 83-91. 1910. — Inheritance of sex uv Lychnis . 

 Bot. Gaz. 49: 110-125. 1910. — Results of crossing Bursa bursa-pastoris and Bursa 

 heegeri. Proc. Seventh Internat. Zool. Cong. Pp. 403^08. 1910. — Germinal 

 analysis through hybridization. Proc. Amer. Phil. Soc. 49: 281-290. 1910. — Hybridi- 

 zation methods in corn-breeding. Amer. Breeders' Mag. 1: 98-107. 1910. — Defective 

 inheritance-ratios in Bursa hybrids. Verhandl. Naturforsch. Ver. Briinn 49: 157-168. 

 1910. — The genotypes of maize. vVmer. Nat. 45: 234-252. 1911. — Reversible sex-mu- 

 tants in Lychnis dioica. Bot. Gaz. 52:328-368. 1911. — "Genotypes," "biotypes," 

 "pure lines," and "clones." Science N. S. 35:27-29. 1912.— "Phenotype" and 

 "clone." Ibid. 35: 182-183. 1912.— Experiments with maize. Bot. Gaz. 52: 480-485. 

 1911.— "Genes" or "Gens?" Science N. S. 35:819. 1912.— Inheritance of the 

 heptandra-form of Digitahs purpurea L. Zeitsch. indukt. Abstam. und Vererbungs- 

 lehre 4: 257-267. 1912.— A pilgrimage to Brunn. The Antiochian. 1912. (Re- 

 printed, Amer. Jour. Pharm. 87: 69-75. 1915.) — The primary color-factors of Lychnis 

 and' color inhibitors of Papaver rhoeas. Bot. Gaz. 54: 120-135. 1912. Hermaphro- 

 dite females in Lychnis dioica. Science N. S. 34: 482^83. 1912. — Duplicate genes 

 for capsule-form in Bursa bursa-pastoris. Zeitsch. indukt, Abstam. und Vererbungs- 



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