SUBJECT AND PLANT INDEX 



451 



Sasa, 134 



Sassafras, 300 



Saxifraga, 248, 284 



Scabiosa, 229, 300 



Scheuchzeria, 247, 248 



Schleiden's theory of origin of embryo, 4 



Schiirhoff's theoiy, 415 



Scilla, 18, 21, 98, 195, 200, 201 



Scirpus, 171 



Scurrula, 64, 71, 142, 203, 298, 299 



Scutellum, 289, 290 



Secale, 169, 351, 352, 387, 391 



Secondary nucleus, 13 



Sedimi, 77, 140, 283, 298, 346 



Seedless fruits, 398 



Semigamy, 333, 334 



Semiheterotypic division, 319, 320, 323, 



325 

 Senecio, 76, 169, 230 

 Sequoia, 414 

 Sesamum, 30 

 Sex in plants, 1-3 

 Sherardia, 279, 280 

 Silphium, 195 

 Simethis, 369 

 Single fertilization, 208 

 Sobralia, 58 

 Soja, 291 



Solanad type of embryo, 272, 277 

 Solarium, 71, 73, 314, 315, 351, 376, 392, 



399 

 Somatic apospory, 313, 327 

 Sonneratia, 141, 210 

 Sopubia, 241 

 Sorghum, 181, 376 

 Sparganium, 36, 412 

 Spathoglottis, 296 

 Spermatic granules, 4 

 Spermatic tubules, 4 

 Spinacia, 34 

 Spiranthes, 316, 346 

 Splicing of styles, 378, 379 

 Sporogenous tissue, in anther, 29, 37 



in ovule, 71 

 Sporophytic budding, 313, 338 

 Stanhopea, 297, 302 

 Starch in embryo sac, 139 

 Statice, 118, 120, 204 

 Stellaria, 412 

 Stenosiphon, 226 



Sterile septa in anther, 38, 39 



Stigma, 182 



Stomata on integument, 58 



Stomium, 28 



Storage of pollen, 24, 376 



Stratiotes, 36 



Strombosia, 69 



Strychnos, 156 



Style, 183, 187, 378, 379 



Styphelia, 31, 39, 139 



Styrax, 73, 154 



Supernumerary eggs, 205 



Supernumerary pollen tubes, 203 



Supernumerary sperms, 204, 205 



Suspensor, 134, 271, 272, 290 



Suspensor haustorium, 14, 283, 291-298, 



303 

 Swertia, 41 

 Symphoricarpos, 36 

 Symplocarpus, 58, 158, 257 

 Synergid embryo, 350 

 Synergid haustoria, 133 

 Synergids, 11, 132, 188, 194, 205, 211, 296, 



314 

 Syngamy, 15, 16, 18, 20, 194, 198-201, 



269, 270 

 Syngamy without triple fusion, 208 



Tacca, 73, 188, 200, 226 



Tagetes, 381 



Tamarix, 118 



Tanacetum, 112, 115, 116, 417 



Tapetum, amoeboid, 35, 36 



in anther, 32 



cutinization of inner wall of, 37 



glandular, 35, 36 



granular markings on, 36, 37 



nuclear divisions of, 33, 34, 35 



periplasmodium, 35, 36 

 Taraxacum, 181, 189, 191, 195, 200, 204, 



269, 270, 325, 332, 389 

 Taraxia, 209 

 Taxillus, 143, 298 

 Taxus, 412 

 Terauchia, 369 

 Tetrad, of megaspores, 73-75 



of microspores, 45-48 



