INDEX 



Absidia, sex in, 198 



Acquired characters, inheritance 

 of, 2, 12 



Aleurone color inheritance, 147 



Allard, H. A., 132 



Allelomorphs, 39; multiple, 112, 

 119 



Allen, C. E., 191 



Altenburg, E., no 



American evening primrose, muta- 

 tion in, 6 



Anderson, E. G., 125 



Anthocyanin, 59 



Antirrhinum, crosses in, 9; muta- 

 tions in, no 



Ascaris, differentiation of germ 

 plasm and body plasm in, 14 



Autosomes, i8i, 199 



Babcock, E. B., 12 



Bateson. W., 16, 50, 59, 122, 126 



Baur, E., 109, no, 122, 123 



Beans, semi-sterility in, 135 



Begonia, sex in, 194 



Belling, John, n4, 135 



Blakeslee, A. F., 114, 11 s, 196, 197 



Blaringhem, L., 18 



Blending inheritance, 53 



Bolley, H. L., 21 



Bonnier, Gaston, 29 



Bouvardia, chimaeras in, 122 



Boveri, Th., 14 



Bridges, C. B., no, n^, i u, 1S5. 



187, 199 

 Britton, E. G., 164 

 Br>'onia, sex determination in, 193 

 Bud variations, 119 



Burbank, L., 150 

 BurgelT. II., 197, 198 



Cabbage-radish hybrid, hybrid 

 vigor in, 169; sterilily in. 133 



Cannabis, sex determination in, 195 



Capsella, alpine adaptation in, 28 



Capsicum, chlorophyll inluTilancc 

 in, 124 



Castle, William i:., 2^, 88, 184 



Chimaeras, 1 2 1 



Chloroph\ll inheritance. 1 2^ 



Chromogen, 59, 64, 67 



Chromosomes, 41 



Chromosome aberrations, 113 



Chromosome changes, 113 



Chromosome elimination. 121, 187 



Chromosome theories of sex deter- 

 mination, iSi 



Chrxsomdid beetles, dilTerentia- 

 tion of germ plasm and body 

 plasm in, 16 



Claussen, R. E., 12 • 



Collins, G. X., 1O7. 176 

 Complementary factors, 57, 67, 69, 



70, 137 

 Complexnuitation. U3. no 

 Compositae. parthenogenesis in 



Conscious effort, in animal evolu- 

 tion, 2 

 Constant variations, o 

 Continuity of the germ plasm, 15 

 Continuous variations. 4 



Corn: aleurone layer in. 147; l)ud 

 variation in. up; chlorophyll 

 inheritance in, 125; crossing 

 over in, 107; factor interactions 



207 



