49 3 



INDEX 



St. Dabeoc's heath, in Azores, i. 483 

 St. Helena, Darwin suggests possibility 

 of finding lost plants in earth from, 

 i. 494 ; ii. 1 ; extinction in, i. 167 ; 

 Hooker on flora of, i. 489 ; land- 

 birds of, i. 484 ; plants of, i. 40, 286 ; 

 ii. 23 ; trees of, i. 163 ; Darwin on 

 craters of, ii. 124 ; geology of, ii. 11 ; 

 subsidence in, ii. 121 ; White on 

 hemiptera of, ii. 20 

 St.-Hilaire, A. F. C. P. de, on affai- 

 blissement, i. 415 ; erect and sus- 

 pended ovules in same ovary, ii. 376 ; 

 Lemons de Botaniqnc, i. 413 ; Life of, 



i- 57 



St.-Hilaire, J. G., on monstrosities, i. 

 318 ; author of Life of A. F. C. P. de 

 St.-Hilaire, i. 57 

 St. Jago, i. 9 ; Darwin on craters of, ii. 

 124, 126, 129-31 ; elevation of, ii. 116 

 St. Paul's rocks, plants of, i. 408 ; geo- 

 logical structure, ii. 146 

 Saintpaulia, dimorphic flowers, ii. 295 

 St. Ventanao, conglomerates of, ii. 189 

 Salicacere, i. 83 

 Salt 'cor nia, bloom on, ii. 411 

 Salix, i. 47 ; varieties of, i. 100 

 Salsola Kali, bloom on, ii. 411 

 Salt water, effect on plants, ii. 5, 210, 41 1 

 Salter, on vitality of seeds after immer- 

 sion in the sea, i. 436, 437 

 Saltus, Darwin*s views on, i. 198 

 Salvages, flora of the, i. 494 

 Salvia, Hildebrand's paper on, ii. 344, 



372 

 Samara, Russian wheat sent to Darwin 



from, ii. 419-20 

 Samoyedes, power of finding their way 



in fog, i. 385 

 Sandberger, controversy with Hilgen- 



dorf, i. 347 

 Sanderson, Sir J. B., electrical experi- 

 ments on plants, ii. 402 ; letters to, 



ii. 394-6, 444 ; on vivisection, ii. 435, 



436 _ 

 Sandwich Islands, i. 117; absence of 



Alpine floras, i. 410 ; flora of, i. 459 ; 



Geranium of, i. 163 ; Dana on valleys 



and craters, ii. 226, 227 ; Galapagos 



and, ii. 227 

 Sanicula, occurrence of species in 



Azores, i. 484 ; ii. 3 ; range of, i. 



484, 485 

 Santa Cruz, i. 15, 16 

 Santorin, crater of, ii. 127 ; linear vent 



in, ii. 131 ; Lyell's account of, ii. 126 

 Saporta, Marquis de, biographical note, 



i. 376; letters to, i. 376, 377, 392; 



on rapid development of higher 



plants, ii. 21 



Sargassum, i. 54, 56 ; Forbes on, i. 412 



Sarracenia, ii. 401, 403 



Savages, civilisation of, ii. 46, 47 ; 

 comparison between animals and, ii. 

 40 ; decrease of, ii. 47 ; selection 

 among, ii. 33, 35 



Saxifrages, destruction in Ireland of 

 Spanish, i. 461 ; formation of hairs 

 in, ii. 272 



Saxonika, form of Russian wheat, ii. 

 419-22 



Sccevola, i. 152 ; fertilisation mechanism 

 of, ii. 257-9; S.microcarpa, fertilisa- 

 tion mechanism of, ii. 259, 261 



Scalesia, i. 52 



Scandinavia, Hooker on potency of 

 flora, i. 468 ; Blytt on distribution 

 of plants of, ii. 17 ; elevation of, ii. 



1.39 

 Scarlet fever, Darwin's dread of, ii. 281 

 Scenery of Scotland, Sir A. Geikie's, ii. 



171. . 



Scepticism, Darwin on, ii. 443 



Schimper, review by Hooker of Paleon- 

 tologie Ve'getale by, i. 317 



Schlagintweit, i. 99 



Schleiden, i. 76 ; convert to Darwin's 

 views, i. 259 



Schmankewitsch, experiments on Ar- 

 temia by, i. 391 



Schobl, J., on ears of mice, i. 358, 359 



Schoenherr, C. J., i. 82, 83 



Schomburgk, Sir R., on Catasetum, 

 Monacanthus, and Myantkus, ii. 280 



School, Darwin at Mr. Case's, i. 3, 4 ; 

 of Mines, i. 281 



Schrankia, a sensitive species of, ii. 411 



Schultze, Max, ii. 345, 346 



Science, and superstition, i. 370 ; pro- 

 gresses at railroad speed, ii. 355 



Science Defence Association, Darwin 

 asked to be president of, ii. 439, 440 



Scientific men, attributes of, i. 98 ; 

 domestic ties and work of, i. 202 ; 

 article in Reader on, ii. 156 



Scientific periodicals, Darwin's opinion 

 of, i. 317 



Scotland, forest trees of, i. 187 ; com- 

 parison between flora of T. del 

 Fuego and that of, ii. 242 ; elevation 

 of, ii. 189 ; frequency of earthquakes 

 in, ii. 115 ; land-glaciation of, ii. 191; 

 tails of diluvium in, ii. 149 



Scotsman, Forbes' lecture published in, 

 i. 78 ; Darwin's letter on the Parallel 

 Roads of Glen Roy in the, ii. 181. 187 



Scott, D. H. , obituary notice of Nageli 

 by, i. 273 



Scott, J., biographical note, i. 217-18; 

 correspondence with, ii. 302-32 ; 



