258 FUNDAMENTALS OF CYTOLOGY 



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30: 379-388, 1939. 

 GooDSPEED, T. H., and P. Avery. Trisoniii- and other typcss ni Xieotiana .sylve.stri.s. 



Jour. Genetics 38: 381-458, 1939. See also Proc. NaL Acad. Sci. 27: 13-14, 



1941. 

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242, 1934. 

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 Lindstrom, E. W. Genetics of polyploidy. Bot. Rev. 2: 197-215, 1936. 

 MtJNTZiNG, A. The evolutionary significance of autopolyploidy. Hereditas 21: 



263-378, 1936. 

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State Agr. Exp. Sta. Circ. 183, 1939. 

 Randolph, L. F. An evaluation of induced polyploidy as a method of breeding crop 



plants. Amer. Naturalist 75: 347-363, 1941. 

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Naturalist 74: 54-66, 1940. 

 Warmke, H. E. Polyploidy and evolution. Amer. Naturalist 75: 344-346, 1941. 



XV. Cytolegical Aspects of Hybridity 



Aase, Hannah C. Cytology of cereals. Bot. Rev. 1 : 467-496, 1935. 



Allan, K. H. Wild species hybrids in the phanerogams. Bot. Rev. 3: 593-615, 



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1942. 

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562, 1937. 



. Plant Chimeras and Graft Hybrids. London, 1934. 



Mangelsdorp, p. C, and R. G. Reeves. The origin of Indian corn and its relatives. 



Texas Agr. Exp. Sta. Bull. 574, 1939. 

 Raper, K. B., and C. Thom. Interspecific mixtures in the Dictyosteliaceae. Amer. 



Jour. Bot. 28:69-78, 1941. 

 Sax, K. The cytological analysis of species hybrids. Bot. Rev. 1: 100-117, 1935. 

 Thompson, W. P. The causes of hybrid sterility and incompatibility. Trans. Roy. 



Soc. Canada, Ser. Ill, 34, 1940. 

 WiNGE, O. On the origin of constant species-hybrids. Svensk Bot. Tidskr. 26 : 107- 



122, 1932. 



XVI. Role of Cytoplasm in Development and Heredity 



Demerec, M. Behavior of chlorophyll in inheritance. Cold Spring Harbor Sym- 

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Lehmann, E. Der Anted von Kern und Plasma an den reziproken \'erschiedenheiten 

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MicHAELis, p. liber die Konstanz des Plasmons. Zeitschr. hid. Abst. Vererb.lA- 

 435-459, 1938. 



Renner, O. Zur Kenntnis der Plastiden- und Plasmavererbung. Cytnlogia, 

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SiRKS, M. J. Plasmatic inheritance. Bot. Rev. 4: 113-131, 1938. 



Wettstein, F. von. til)er plasmatische Vererbung, sowie Plasma- und Genwirkung. 

 Nachr. Gesell. Wiss. Gotlingen, Math.-Phys. Kl., 250-281, 1926. 



