INDEX 



677 



255, 256, 257, 260, 273, 280, 327 ; S. Ger- 



manica. Figs. 7, 206, 212, 213, 214,219, 



221, 222, 248. 

 Stuartia, 439, 545. 

 Style, 351. 

 Stylophorum, 366, 429; S. diphyllum, 



Fig. 332. 

 Stylospores, 173. 

 Styracaceae, 458. 

 Styrax, 451. 



Suberin (see also "Cork"), 53. 

 Suberized membranes (see also "Cork"), 



52. 



Suckers, 21. 



Sugar, 2, 38, 53, 55, 474, 475, 478, 479. 

 Sugar-cane, 385. \ 



Sugar-maple (see also " Acer "), .544. 

 Sugar-pine (see " Pinus Lambertiana "). 

 Sulphur, 7, 38, 475; Sulphur Bacteria, 



75, 77, 78, 79, 475, 476. 

 Sumach (see also " Rims "), 543. 

 Sundew (see also " Drosera ") , 7, 26, 424, 



478, 539. 



Sunflower (Helianthus), 471. 

 Surf-algae, 497. 

 Suspensor, 306, 325. 

 Swarm-spores (see also " Zoospores") , 93, 



152. 



Sweet-pea, 26, 27, Fig. 19. 

 Symbiont, 475. 



Symbiosis, 149, 188, 476, 509, 510. 

 Symmetry, 21. 

 Sympetalae, 412, 413, 448. 

 Symphoricarpus, 454. 

 Symphyogyna, 213, Fig. 172. 

 Symplocaceae, 458. 

 Symplocarpus, 377, 388, 389. 

 Symplocos, 451. 

 Synangium, 271. 

 Synanthae, 381, 388. 

 Syncarpous ovary, 412. 

 Syncephalis, 160. 



Synchytrium, 153; S. papillatum, 153. 

 Syncytium, 5. 

 Synergidse, 323. 355, 358. 



Tabellaria, 87, Fig. 61. 



Taccaceae, 390. 



Talipot-palm (see "Corypha"). 



Tamaricaceae, 446. 



Tamaricineae, 446. 



Tannin-cells (Marattiacese) , 271. 



Tannin- vesicles (Zygnemaceae), 36, 53, 



108. 



Tapetum, 263, 264, 302. 

 Tap-root, 27, 328, 332, 363. 

 Taraxacum, 366, 457 ; T. officinale, Figs. 



333,448. 



2p 



Targionia: T. hypophylla, 198, 201, 209, 



210, Figs. 159, 161. 

 Taxaceae, 337, 343, 535. 

 Taxeae, 343. 

 Taxodiinae, 343. 

 Taxodium : T. distichum, 325, 335, 343, 



347, 467, 535, 544, Fig. 288. 

 Taxonomy, 10, 11. 

 Taxus, 335, 337, 338, 339, 341, 342, 343, 



354; T. baccata, Figs. 300, 302, 303, 



304, 306, 308. 

 Tea-rose, 500. 

 Teazel (see "Dipsacus"). 

 Tecoma: T. radicans, 408, 453, 454, 512, 



Figs. 387, 441. 

 Teleutospore, 176, 177, 179. 

 Temperature (factor in growth) , 6. 

 Tendril, 24, 26, 29, 362, 484, 488, 504. 

 Ternstroemiaceae, 446. 

 Tertiary formations, 347, 531, 535, 537. 

 Testa, 342, 359. 

 Tetanus-germ (Bacillus tetani), 73, Fig. 



51. 

 Tetraphis pellucida, 226, 228, 240, Fig. 



188. 



Tetraspora, 99, 100. 

 Tetrasporacese, 100. 

 Tetraspore, 30, 136, 137, 139, 140, 141. 

 Thalictrum, 402, 425, 427; T. anemon- 



oides, Fig. 412. 

 Thallophyte, 92, 530. 

 Thallus, 17, 22. 

 Theaceae, 439, 446. 

 Theca (Musci), 233, 234. 

 Thick-angled tissue (see "Collenchy- 



ma "). 



Thickening of cell-wall, 45, 51. 

 Thiobacteriaceae, 78. 

 Thistle, 26, 28, 456, 457, 527. 

 Thorn, 24, 362, 527. 

 Thuja, 343, 344 ; T. occidentalis, Fig. 310 ; 



T. plicata, 344. 



Thymelaeacese, Thymelaeinese, 441, 447. 

 Thyocystis : T. violacea, 77, Fig. 53. 

 Tigridia, 391. 

 Tilia, 365, 405, 406, 407, 437, 439; T. 



Americana, Figs. 330, 383, 385, 386, 



430. 



Tiliaceae, 439, 446. 

 Tillandsia, 392, 393, 503, 545 ; T. usneoides, 



39.S. 



Tilletia, 175. 

 Tilletiineae, 175. 

 Tilopteridaceae, 134. 

 Tissue, 10. 

 Tmesipteris, 310. 

 Toadstool (Agaricus), 3, 7, 151, 162, 174, 



180, 181, 492. 



