462 



INDEX 



Crosses, fertility and sterility of, i. 166 



Crossing, agreement between Darwin's 

 and breeders' views, i. 222 ; counter- 

 balance of, i. 286 ; Darwin's views 

 on,i. 94, 95, effects of, i. 128, 212, 

 213, 287, 288-94 ; experiments on, i. 

 Si, 52, 94, 101, 147, 168, 212, 219, 

 223, 224, 280, 335 ; ii. 253-5; 

 Hooker's views, i. 94 ; in animals 

 and plants, i. 230,231 ; ii. 249, 250 ; 

 influence of blood in, i. 319,320; 

 intermediate character of results, i. 

 362 ; Natural Selection and dis- 

 inclination towards, i. 295 ; offspring 

 of, i. 290 ; of primroses and cowslips, 

 i. 252 ; ii. 325 ; and sterility, i. 2S9 ; 

 Westphalian pig and English boar, i. 

 320 ; botanists' work on, ii. 372 ; 

 importance of, ii. 253 ; pains taken 

 by Nature to ensure, ii. 384 ; in 

 Pisum, ii. 389 ; in Primula, ii. 325, 

 372 ; in individuals of same species, 

 ii. 257 ; F. Muller compliments 

 Darwin on his chapter on, ii. 360 ; 

 and separate sexes in trees, ii. 250 



Crotalaria, ii. 371, 423 



Crotahts, i. 12 



Cruciferoe, action of fungus on roots, ii. 

 422 



Cruciferous flower, morphology, ii. 

 286-9 



Crliger, Dr., on cleistogamic fertilisa- 

 tion of Epidcndrum, ii. 317 ; death 

 of, ii. 262 ; on fertilisation of figs, ii. 

 366 ; on pollinia of Acropera, ii. 318 ; 

 on Melastomaceoe, ii. 301 ; on fertili- 

 sation of orchids, ii. 315, 338, 339 



Crustacea, comparison of classification 

 of mammals and, i. 236 ; Darwin on, 

 ii. 228 ; F. Muller on, ii. 357 ; sex 

 in, ii. 82 



Crying, action of children in, ii. 108 ; 

 physiology of, ii. 98, 99 ; wrinkling 

 of eyes in, ii. 40 



Crystal Palace, Darvvin'svisit to, i. 78,81 



Crystals, separation in lava-magmas, ii. 



125 



Citcurbtta, i. 387 ; seeds and seedlings 



of, ii. 427, 428 

 Cucurbitacere, Dr. Wight on, i. 101 

 Cudham Wood, i. 34, 36 

 Culiivated plants, Darwin's work on, 



i. 472 

 Cultivation and self-sterility, ii. 336 

 Cuming, on Galapagos Islands, i. 52 

 Cupuliferae, A. de Candolle on, i. 233 

 Curculionids?, i. 82 ; Schoenherr's cata- 

 logue, i. 82 

 Currents, as means of dispersal, i. 52, 53, 

 90, 93- 241 



Cuvier, on camels' teeth, i. 211 ; on 

 classification, i. 21 1 ; mentioned, i. 16 



Cybele, H. C. Watson's, i. 100 



Cycadacese, supposed power to with- 

 stand excess of C0 2 , ii. 21 



Cyclas cornea, ii. 29 



Cyclops (H.M.S.), dredging by,* ii. 

 232 



Cynips, dimorphism in, i. 262 ; Walsh 

 on, i. 250, 258 



Cypripedium, fertilisation mechanism, 

 i. 469 ; ii. 269, 270 ; C. hirsntis- 

 simian, i. 469 



Cyrena, range and variability, i. 96 



Cytisus Adavii, Darwin on, ii. 405, 

 406 ; note on, ii. 248 ; C. alpinus, 

 ii. 404-6; C. laburnum, graft-hybrids 

 between C. purpureus and, ii. 248 ; 

 J. J. Weir on, ii. 404-6 



Cyttarogenesis, suggested substitute for 

 pangenesis, i. 281 



Dallas, W. S., translator of F. Midler's 

 Fur Darwin, ii. 353 



Dampieia, Hamilton on fertilisation 

 mechanism, ii. 258 



Dana, J.D., biographical note, i. 236 ; 

 Darwin's opinion of, i. 81 ; health, i. 

 460 ; ii. 267 ; letters to, i. 159, 160 ; ii. 

 227, 228 ; mentioned, i. 75, 91, 135, 

 258, 260 ; on classification of mam- 

 malia, i. 236; Darwin's criticism of, ii. 

 225, 226 ; on Kilauea, ii. 134; Lyell on 

 his claims for R. Soc. foreign list, ii. 

 230 ; volume on geology in Wilkes' 

 Reports, ii. 225, 228 



Dareste, C, letter to, i. 318 



Darwin, Annie, i. 414 



Darwin, B., observations on, as a child, 

 ii. 49 



Darwin, Caroline, Charles Darwin's 

 early recollections of. i. 1 ; letter to, 

 i. 7, 8 



Darwin, Catherine, i. 2, 3 ; death, i. 

 477 ; letter to, i. 31-3 



Darwin, Charles, boyhood, i. 1-5 ; ii. 

 441, 442; went to Mr. Case's school, 

 i. 3, 4 ; went to Shrewsbury School, 

 i. 4; abused as an atheist, i. 258; 

 Collier's picture of, i. 399 ; complains 

 of little time for reading, i. 304; 

 contribution to Henslow's biography, 

 i. 188 ; Copley medal awarded to, i. 

 252-6 ; engagement to Miss Emma 

 Wedgwood, i. 28 ; Falconer's list of 

 scientific labours of, i. 254 ; first 

 meeting with Hooker, i. 39 ; ii. 157 ; 

 friendship with Huxley, i. 72 ; on 

 Gray's work on distribution, i. 434 ; 

 growth of his evolutionary views, 



