Index 



843 



787, 788, 795, 797, 805, 

 806, 825 

 double meaning of, 109, 110 



individual, 801 

 intra-speeific, 741, 744, 749, 

 751, 800, 801, 802, 805, 

 825 

 natural (see Natural selec- 

 tion), 

 repeated ( see continuous ) . 

 species, 743, 744 

 within the species, 744, 800 

 Self-heal, 268 



white, 201 

 Scmpervivum tectorum, 370 

 Senecio jacohaea, 157 



vulgaris, 132 

 "Sereh," 756 

 Series, The, of Braun and 



Schimper, 494 

 Seringe, 523 

 Setaria, 105 



Shepherd's purse, 582, 638, 

 639 

 Heeger's, 638, 684 

 Shirreff, Patrick, 107. 108, 

 109, 110, 111, 113, 114, 

 115, 116, 743 

 Silene annulata, 663 

 Armeria, 161, 232, 282 

 rosea, 163 

 conioa, 419 

 connoidea, 419 

 Silverchain, 133 

 Sinning, 668 

 Sisymbrium, 637 

 hirsutum, 637 

 officinalis, 637 

 supinum, 637 

 Sium latifolium, 457 

 Smith, 667 

 Snakeroot, 674 

 Snapdragon, 150, 152, 281, 

 315, 316, 321, 324, 326, 

 420, 452 

 " Black prince " variety, 



782 

 "Brilliant," 151 

 "Delila," 151, 195, 782 



"Firefly," 195 

 "Fleshy," 151 

 peloric, race of, 781 

 self-fertility of, 781 

 striped, 740 

 yellow, 194 



Soapwort, 409 



Solarium, 655, 685 

 Dulcamara tomentosum, 125 

 nigrum chlorocarpum, 298 



Solms-Laubach, 104, 107, 582, 

 583, 584 



Soltwedel, 755 



Sophora japonica pendula, 

 617 

 japonica, 136 



Sorbus Aucuparia, 342 



Species 



artificial character of, 36 

 constancy of, 693, 697 

 crosses of with varieties, 



247, 277, 278, 281 

 dimorphous, 447 

 elementary (see Elemen- 

 tary species ) . 

 experimental study of, 37 

 meaning of term, 10, 122 

 origin of, 307, 461, 550, 560, 



825 

 origin of, easily observed, 



26 

 polymorphous, 700 

 selection between, 744 

 selection within, 744 

 smaller ( see Elementary 



species), 

 spontaneous cross, 209 

 survival of, 799 

 systematic, see Systematic 



species 

 two sorts, 12 



Variety vs., 122, 154, 220 

 hybrid (see Hybrids). 



Specific marks, origin of, 275 



Spath, 619 



Spergula media, 53 

 salina, 53 



Spinage, 139, 158, 419 



New Zealand, 162 



Sport, 111, 310, 311, 316 



