406 



INDEX 



Streblonema, 337 

 Strelitzia, 360 

 Streptococcus, 331 

 Striariaceae, 337 

 Strigulaceae, 343 

 Strobilophyta, 277, 355 

 Strobilus, 273 

 Struvea, 336 

 Strychnine, 150 

 Stuartia, 363 

 Style, 292 

 Stylidiaceae, 373 

 Styracaceae, 366 

 Stysanus, 348 

 Sub-classes, 160 



-families, 160 



-orders, 160 

 Suberin, 155 

 Succinic acid, 141 

 Sugar, 145 

 Sugars, 17 



Sulphur-bacteria, 169 

 Sulphuric Acid, 139 

 Sumachs, 372 



Summary of Anthophyta, 315 

 Sunflower, 311 

 Sunflowers, 375 

 Sun plants, 320 

 Super-orders, 160, 361, 365, 366, 



368, 373 

 Supply of energy, 91 

 Supporting System, 64 

 Surirellaceae, 334 

 Survival of the fittest, 113 

 Susceptibility to diseases, 137 

 Sweet Pea, 314 

 Symbiosis, 216 

 Symphoricarpos, 315 

 Symplocaceae, 366 

 Symplocarpus, 358 

 Synapsis, 111 

 Syncephalis, 335 

 Synchytriaceae, 172, 332 

 Synchytrium, 332 

 Synergids, 287 

 Syringa, 366 



Tabellariaceae, 334 

 Taccaceae, 360 

 Tamaricaceac, 304 



Tanacetone, 144 

 Tannin, 141 

 Tansy oil, 144 

 Taphrina, 341 

 Taraxacum, 312, 377 

 Tassel, 300 

 Taxaceae, 357 

 Taxales, 282, 356 

 Taxin, 150 



Taxodiaceae, 278, 356 

 Taxodium, 278, 356 

 Taxodiums, 278, 356 

 Taxus, 282, 357 

 Tecoma, 367 

 Tectona, 367 



Teliosporeae, 213, 232, 346 

 Teliospores, 232 

 Temperature, 95 

 Terfezia, 344 

 Terfeziaceae, 344 

 Tetrasaccharids, 146 

 Tetraspora, 332 

 Tetraspores, 206 

 Thea, 363 

 Theaceae, 363 

 Theine, 149 

 Thelephora, 346 

 Thelephoraceae, 230, 346 

 Thelidium, 342 

 Thelocarpon, 340 

 Theloschistaceae, 340 

 Theloschistes, 216, 340 

 Thelotremataceae, 340 

 Theobromine, 149 

 Theophrastaceae, 365 

 Thigmotropism, 127 

 Thiobacteria, 331 

 Thistle, 324, 376 

 Thoreaceae, 338 

 Thorns, 319 

 Thread Lichen, 216 

 Thuidium, 351 

 Thurniaceae, 358 

 Thuya, 356 

 Thuyas, 282, 356 

 Thuyopsidaceae, 282, 356 

 Thymelaeaceae, 371 

 Thymus, 367 

 Tilia, 362 

 Tiliaceae, 362 

 Tillandsia, .(60 



