FIFTEEN- AND SIXTEEN-CHROMOSOME OENOTHERA MUTANTS III 
('lo). The chromosomes of Oenothera mutants and hybrids. Proc. Seventh 
Internat. Zool. Congress, Boston, Aug., 1907. 
('12). Somatic mitoses in Oenothera. Annals of Botany 26: 993-1010. 
('13). Recent papers on Oenothera mutations. New Phytol. 12: 290-302. 
Oct,, 1913. 
('15a). The mutation factor in evolution with particular reference to Oenothera. 
Macmillan and Co., London, pp. 353. 1915. 
('15&). Heredity and mutation as cell phenomena. Amer. Journ. Bot. 2: 
519-528. 1915. 
Gates. R. R. and Nesta Thomas ('14). A cytological study of Oenothera mut. lata 
and Oe. mut. semilata in relation to mutation. Quart. Journ. Micro. Sci. 59: 
523-571. 1914. 
Geerts, J. M. ('11). Cytologische Untersuchungen einiger Bastarde von Oenothera 
gigas. Bericht. Deutsch. Bot. Ges. 29: 160-166. March, iqii. 
Heribert-Nilsson, N. ('12). Die Variabilitat der Oenothera Lamarckiana und das 
Problem der Mutation. Zeitschr. f. ind. Abst. u. Vererb. 8: 89-231. 1912. 
Hunger, F. W. T. ('13). Recherches experimentales sur la mutation chez Oenothera 
Lamarckiana, executees sous les Tropiques. Ann. Jard. Buitenzorg, II. 12: 
92-113. 1913. 
Lutz, Anne M. ('08). Chromosomes of the somatic cells of the Oenotheras. Science, 
n. ser. 27: 335. Feb., 1908. 
('09). Notes on the first generation hybrids of Oenothera lata 9X0. gigas cf . 
Science, n. ser. 29: 263-267. Feb., 1909. 
('12). Triploid mutants in Oenothera. Biol. Centralbl. 32: 385-435. Aug., 
1912. 
('i6a). The production of i4+-chromosome mutants by 14-chromosome 
Oenothera Lamarckiana. Science, n. ser. 43: 291-292. Feb., 1916. 
('166). Oenothera mutants with diminutive chromosomes. Amer. Journ. Bot. 3 : 
502-526. Nov., 1916. 
MacDougal, D. T., A. M. Vail, G. H. Shull, and J. K. Small ('05). Mutants and 
hybrids of the Oenotheras. Carnegie Inst. Pub. No. 24: pp. 57. 1905. 
MacDougal, D. T., A. M. Vail, and G. H. Shull ('07). Mutations, variations, and 
relationships of the Oenotheras. Carnegie Inst. Publ. No. 81: pp. 92. 1907. 
Schouten, A. R. ('08). Mutabilitat en Variabilitat. Dissertation, Groningen, pp. 
196. 1908. 
de Vries, H. H. ('09). The mutation theory. Vol. I. Translated by Farmer and 
Darbishire. The Open Court Pub. Co., Chicago, pp. 575. 1909. 
('12). Die Mutationen in der Erblichkeitslehre. Gebriider Borntraeger, 
Berlin. Vortrag, Rice Institute, pp. 42. 1912. 
('13). Gruppenweise Artbildung, unter spezieller Beriicksichtigung der Gattung 
Oenothera. Gebriider Borntraeger, Berlin, pp. 365. 1913. 
('15a). The coefficient of mutation in Oenothera biennis L. Bot. Gaz. 59: 
169-196. March, 1915. 
('15&) Oenothera gigas nanella, a Mendelian mutant. Bot. Gaz. 60: 337-345. 
Nov., 1915. 
