SUBJECT INDEX 



441 



specificity 191, 200 

 Sphaerocarpus 102 

 spindle 24, 64, 255, 363 

 spireme 113 

 spores 53, 54, 102 

 sporophyte 53 

 squashes 201, 318 

 stem body 35, 364 

 sterility, cross 215, 237 



hybrid 283 



self 56, 58 

 sterilization 355 

 substance and pattern genes 156 

 super males and females 81, 221 

 suppressors 95 

 symbols 31 



syndesis, auto- and alio- 73 

 syndiploidy 64 

 synizesis 42 



telosynapsis iii, 113 



temperature sensitive period 1 83, 196 



terminalization 118, 127 



tertiary split 115 



tetrads 53, 54, 102 



time-effect curves 174, 180 seq. 



trabant 41, 43, 56 



translocations 95 



translocations and species 284 



transplantation, amphibia 148, 209 



birds 152, 199 



Drosophila 177 



Ephestia 177, 280 



mice 179 

 trees 318 

 Trimerotropis 47 



trisomies 39, 65, 83, 261 



dosage in 172 



secondary and tertiary 108 

 Triton 151 

 twins 336 seq., 350 



parabiotic 227 



Ustilago 215 



Vallisneria 79 



Vanessa 196 



variance 333 



variation 285, 320 



variegation 88, 372 



vegetative rapprochement 321 



vernalization 324 



viability 384 



Vicia 278 



vines 323 



Viola 263 



virus 393, 398, 400 



viscosity 39, 44 



war 353 



wheat 250, 258, 315, 322 



-rye hybrid 261, 322 

 wild boys 348 



xenia 57 



X-rays 93, 116, 384 seq. 



Y-chromosome 75 

 inertness 236, 297 

 inheritance 79, 332 



zygophase 208 



