388 



DOUBLE FLOWERS 31, 196 



Arabis 197 



carnation 200 



Petunia 1 98 



Primula 1 99 



stocks 20 1 



Drosera, chromosomes 271 

 Dutch pattern 84, 85, 142 

 Dwarfness 8, 18, 238, 281 



Ectopia lentis 222 

 Ectrodactylism 228 

 Environmental disturbance 246 

 Epidermolysis 220 

 Epistatic factors 79, 98, toi 

 Eugenics 304 

 "Ever-sporting" types 253 

 Evolution 283 

 Exceptional cases 245 



in pigeon 36 

 Extracted types 92 

 EYE-COLOUR 



heredity, general account of 107 



canaries 113 



cats 41 



fowls 43 



guinea-pig 113 



man 41, 106 



mice u i 



owl 49 



Siamese cats 114 

 Eye-lashes, reduplication of 221 



F-, and F<> i 

 FACTORS 



snerations defined 8, 57 



carried by albino 77 



for colour 75 



complementary 88 



epistatic and hypostatic 79 



latent 93, 146 

 "False-hybrids" 248 

 Fancy points, often fructuational 300 

 Fasciation 14 



Fat, excessive in yellow mice 163 

 Ferments 98, 233 

 Fertilisation 



double 270 



nature of 249 

 Ficaria 311 

 Fingers 



crooked 208 



short 210 



abortion of 216 

 Fixing types 296 

 Fluctuational variation 239, 287 

 FOWLS 34 



Andalusians 5 1 



, , eye-colour 1 1 o 



Aseel 1 02 



Brahma 102 



Breda 35, 36 



broodiness 36 



brown-breasted dominant 136 



FOWLS continued 

 buff 12 j 

 colours 42 

 comb shapes 34, 61 

 crest 35 

 Dorking 63, 255 

 down colour 42, 51 

 duckwing 42 

 Egyptian 187, 360 

 eye-colour 43, no 

 Faverolles 35 

 feathered leg 35 

 fertility 36 

 frizzling 35 

 Hamburgh 63 

 Houdan 36, 255 

 Indian game 62, 186 

 Leghorn, black 187 



,, brown 102, 182 



,, white 102, 186 



,, eye-colour no 



lobe 43 

 Malay 63 



,, eye-colour no 

 muff 35 

 pile 1 20 

 Polish 36 



polydactylism 35, 228, 255 

 reversion in 103 

 rose-comb, white 51, 103 

 rumpless 35 

 sex-limited descent 43 

 shrieking 36 

 silky 34, 35, 43, 103 

 ,, eye-colour no 

 ,, heredity of pigmentation 181 

 skin yellow or white 182 

 Spanish 1 86 

 " vulture-hock " 35 

 white types dominant and recessive 



102 

 Wyandottes, black 187 



Callus bankiva 



colour 104 



comb 6 1 

 Galton's theory of heredity compared with 



Mendelism 55, 129 

 Gametes 11, 16 



compared with zygotes 56 



in groups of four 195 

 Gastroidea dissimilis 45 

 Genetics 



geometrical aspect 281 



study of i 



Gerbera Jamesoni, red and yellow 1 36 

 Geum urbano-rivale, said to breed true 

 *** 355 



"Ghost "-markings in peas 145 

 Glands, Matthiola i 1 

 Glaucoma 222 

 Gossyfittm, see Cotton 

 Cowers' disease 222, 225 



