I N ! 





criticism on th< by, i. 239 ; 



lettei ■ to, i. 239 ; 11. 302-32 : 



' iction, n a red 



cowslip, i. 252; confirms D 

 work, also points oul en 12-6 ; 



Darwin lly, ii. 327, 



331 ; Darwin's opin ii. 302, 



331 ; Darwi 



to, ii. 3' 1 : I »arwin - ker 



about Indian appointment for, ii. 319 ; 

 Darwin', proposal that he hould 

 work at Down as his a-sistant, ii. 

 329, $]o ; Dai that he 



should work at Kew, ii. 329; on 

 dispersal oi seed of Adenanthera by 

 ; on fertilisation of 

 i. '302-10, 312, 316, 318, 



5, 33 r > 33' 1Vcr and 



experimentalist, ii. 309 ; a lover of 

 Natural History, ii. 314; observa- 

 tion I seeds, i 

 on Oncidium flexuosum, ii. 351 ; 

 letter to Darwin from, ii. 302 

 offered associateship of Linnean 

 Society, ii. 326; on Imatophyllum, 

 ii. 313 ; on self-sterility in Passiflora, 

 ii. 314 ; on Primula, ii. 325 ; on 

 sexes in Zea, ii. 30S ; mentioned, ii. 



299, 378 



Scrope, P., on volcanic rocUs, ii. 125 



Scrophularinese, i. 10S, 163 



Scudder, on fossil insects, ii. 82 



a underestimates power of, ii. 

 226 ; changes in level of land due to 

 those of, ii. 167 ; marks kit on land 

 by action of, ii. 176 



Seakale, bloom on, ii. 41 1 



'ore plants, use of bloom op. ii. 

 409, 411 



Sea-sickness, Darwin sutlers from, i. 

 10, 247 



with the Sea Horses, f .amont's, 

 i. 179 



Secondary period, abundance of Arau- 

 carias and Marsupials during, i. 453 : 

 equality of elevation in British rocks 

 ot, ii. 1 1 ■■ : :s prior to, ii. 27 



Sections of earth's crust, need for 

 accurate, ii. 133 



Sedgwick, Prof. A., extract from letter 

 to Owen from, i. 146 ; letter to 

 Darwin from, i. 136 ; ii. 236, 237 ; 

 on the Vest\ r eation > i. 48, 49; 



and the Philosophical Society's m 

 Lag at Cambridge, i. 149 : and the 

 Spectator, i. 149 ; Darwin's visit to, 

 ii. 236, 237 ; feelings towards 1 >arwin, 

 ii. 236, 237 ; on the structure of large 

 mineral masses, ii. 200, 202 ; pro- 

 poses Forbes for Royal medal, ii. 



131 win 



from, 1. 130; suggested as c. 



.1. ii. 231 ; .ed, 



i. 91. 125. 124, 133, 3X0; ii. 231 



Sedgwick, A., address at the lit/ 

 Assoc. (1899), i. 214 



nentary strata, conversion into 

 schiits, ii. 206 



Sedimentation, connection with el< 

 tion and Subsidence, ii. 123, 1 

 147 ; near coast-lines, ii. 146 

 flings, sensitiveness to light, ii. 431 



Seeds, collected by girls in Prof. 11 

 low's parish, i. 419, 420; dispel 

 of, i. 144, 416, 419, 1 ii. 4, 5, 



24, 25, 33S, 349, 387 : effect of 

 immersion on, i. 148, 416, 417, 419, 

 436, 437. 4S3 ; ii- 5 ; of furze, i. 1 

 A. a Gray on Darwin's salt-water 

 experiments, i. 422 ; germina' 

 after 2l£ hours in owl's stomach, i. 

 440 ; moss-roses raised from. i. 276, 

 279 ; peaches from, i. 279; variation 

 in, i. 213 ; bright colours of fr 

 and, ii. 347, 



in samples of earth, ii. 247 ; dormant 

 state of, ii. 245, 246 ; germination 

 from pond mud, ii. 251 ; Hildebrand 

 on dispersal of, ii. 3S7 ; mucus 

 emitted by, ii. 430 ; stored by ants, 

 ii. 389-91 ; supposed vivification of 

 fossil, ii. 244 ; vitality of, ii. 243-7, 



251 



Seeley, Prof, ii. 442 



Seemann, on commingling of temperate 

 and tropical plants in mountains of 

 \. i. 473 ; on thi ■.' in 



G rmi . . i. 476 ; mentioned, ii. 9 



Segregation of minerals in foliated 

 rocks, ii. 204, 205 



foot of, compared with 

 organ in Welwitschia seedling, ii. 

 427, 42S 



Selection, a misleading term. i. . 

 artificial, i. 120. 128, [64, 2 

 36S : as means ^i impr 

 i. 193 ; importance of, i. 152 ; in- 

 fluence of speedy, i. 354 : ul 

 pigeon-fanciers, i. 1 



sua! Selection) ; sterility and, 1. 

 ■ ; unconscious, i. 31 1 : and varia- 

 tion, i. 134 ; voluntary, i. 300: and 

 inheritance, ii. 



fertilisation, abundance of seeds 

 from, ii. 353 ; Darwin's experiments 

 on cross- and, ii. 384, 413 ; evil re- 

 sults of, ii. 373 j con 1 on between 

 seeds from cross- and, ii. 352 ; in 

 Goodeniacese, ii. 25S ; in Orchids, 

 ii. 262 



