PANDANUS. 



INDEX. 



PEAS. 



473 



Pandanus, ii. 2+3. 



Pangenesis, hypothesis of, ii. 349- 

 399. 



Panicum, seeds of, used as food, i 326 ; 

 found in the Swiss lake-dwellings, i. 

 335. 



Paksy, i. 391-393. 



Pappus, abortion of the, in Curthamus, 

 ii. 307. 



Paradoiunis, sterility of species of, in 

 captivity, ii. 134. 



Paraguay, cats of, i. 48 ; cattle of, i. 

 92 ; horses of, ii. 80 ; dogs of, i'>id. ; 

 black-skinned domestic fowl of, i. 

 243. 



Parallel variation, ii. 341-345. 



Paramos, woolly pigs of, i. 81. 



Parasites, liability to attacks of, de- 

 pendent on colour, ii. 213. 



Pariah dog, with crooked legs, i. 17 ; 

 resembling the Indian wolf, i. 25. 



Pariset, inheritance of handwriting, ii. 

 6. 



Paritium - tricuspis, bud-variation, i. 

 402. 



Parker, W. K., number of vertebras in 

 fowls, i. 280. 



Parkinson, Mr., varieties of the hya- 

 cinth, i. 394. 



Parkyns, Mansfield, on Columha 

 guinea, i. 192. 



Parmentier, differences in the nidifi- 

 cation of pigeons, i. 188; on white 

 pigeons, ii. 215. 



Parrots, general sterility of, in con- 

 finement, ii. 138; alteration of plu- 

 mage of, ii, 269. 



Parsnip, reversion in, ii. 34; influence 

 of selection on, ii. 185 ; experiments 

 on, ii. 267 ; wild, enlargement of 

 roots of, by cultivation, i. 344. 



Parthenogenesis, ii. 352, 356. 



Partridge, sterility of, in captivity, 

 ii. 139. 



Parturition, difficult, hereditary, i. 

 452. 



Parus major, ii. 216. 



Passiflora, self-impotence in species of, 

 ii. 118, 119; coutabescence of female 

 organs in, ii. 150. 



Passiflora akda, fertility of, when 

 grafted, ii. 172. 



Pastrana, Julia, peculiarities in the 

 hair and teeth of, ii. 321. 



Pasture and climate, adaptation of 

 br<^eds of sheep to, i. 99, 100. 



Patagonia, crania of pigs from, i. 81. 



Patagonian rabbit, i. 110. 



Paterson, R., on the Arrindy silk- 

 moth, ii. 296. 



Paul, W., on the hyacinth, i. 394, 395 ; 

 varieties of pelargoniums, i. 403; 

 weakness of transmission in holly- 

 hocks, ii. 42 ; improvement of pelar- 

 goniums, ii. 201. 



Pavo crislatus and muticus, hybrids of, i, 

 306. 



Pavo nigripennis, i. 305-307. 



" Pavodotten-Taube," i. 1 48. 



Peach, i. 357-365 ; derived from the 

 almond, i. 357 ; stones of, figured, 

 358 ; contrasted with almonds, i. 

 359 ; double-flowering, i. 358, 359, 

 364 ; hybrids of, i. 360 ; persistency 

 of races of, ibid. ; trees producing 

 nectarines, ibid.; variation in, i. 363, 

 364, ii. 243 ; bud-variation in, i. 

 398; pendulous, i. 461; variation 

 by selection in, ii. 203 ; peculiar 

 disease of the, ii. 213 ; glands on the 

 leaves of the, ii. 217 ; antiquity of 

 the, ii. 299 ; increased hardiness of 

 the, ibid. ; varieties of, adapted for 

 forcing, ii. 301 ; yellow-fleshed, 

 liable to certain diseases, ii. 330. 



Pi:ach-al3I0ND, i. 359. 



Peafowl, origin of, i. 305 ; japanned 

 or black-shouldered, i. 305-307 ; 

 feral, in Jamaica, i. 199 ; compara- 

 tive fertility of, in wild and tame 

 states, ii. 91, 256 ; white, ii. 326. 



Pears, i. 372 ; bud-variation in, i. 401 ; 

 reversion in seedling, ii. 4 ; inferiority 

 of, in Pliny's time, ii. 200; winter 

 nelis, attacked by aphides, ii. 217 ; 

 soft-barked varieties of, attacked by 

 wood-boring beetles, ii. 217 ; origina- 

 tion of good varieties of, in woods, 

 ii. 242 ; Forelle, resistance of, to 

 frost, ii. 297. 



Peas, i. 345-349; origin of. i. 345 

 varieties of, i. 345-349 ; found in Swiss 

 lake-dwellings, i. 335, 337, 345-349 ; 

 fruit and seeds figured, i. 347 ; 

 persistency of varieties, i. 348 ; inter- 

 crossing of varieties, i. 349, 428, ii. 

 110 ; effect of crossing on the female 

 organs in, i. 429 ; double-flowered, ii. 



