564 



INTRODUCTION TO CYTOLOGY 



Tischler, chromosome number, 121, 126, 342 



exine, 180, 181 



heteroploidy, 345, 357, 358 



meiosis, 256 



mitosis, 105, 111, 159 



nuclear crystals, 101 



nuclear function, 58 



nuclear membrane, 136 



nucleolus, 57 



nucleoplasmic ratio, 52 



nucleus, 48-50 



protoplasm, 25 



restitution nucleus, 346 



syngamy, 226, 236 

 Tissue cultures, 6, 85, 187 

 Tissue theory, 436 

 Tissues, 1-24 



Tolypothrix (blue-green alga), 192 

 Tomowo, 352 

 Tonoplast, 2, 42, 94 

 Torreya (gymnosperm), 235 

 Torus, 175 

 Torvik, 395 

 Townsend, 58 

 Toyama, 420 

 Tozer, 57 



Tracheid, 12, 13, 175 

 Trachelomonas (protozoan), 67 

 Tractile fibers, 150, 151, 162 

 Tradescantia (angiosperm), achromatic figure, 162 



amitosis, 184 



cell-plate, 171, 172 



chromosomes, 132, 133, 139, 143, 163 



fragmentation, 314, 319 



kinoplasm, 44 



meiosis, 256, 260, 261, 265, 267, 270, 431, 432, 

 440 



micromanipulation, 6, 64 



protoplasm, 31, 434 



reciprocal translocation, 329 



somatic mitosis. 111, 139 

 Trankowsky, 116, 117, 209, 210 

 Transeau, 308 

 Translocation, 121, 188, 306, 314-326 



reciprocal, 316, 322, 327-338 

 Trennungstelle, 116 

 Treub, 174 

 Treviranus, 426, 432 

 Trialeurodes (fly), 410 

 Trichia (myxomycete), 278 

 Trichites, 99 

 Trichocyst, 44 

 Trichogyne, 228, 231 

 Trichomonas (flagellate), 223 

 Trichoniscus (crustacean), 413 

 Trichosanthes (gourd), 176 

 Triebel, 88 

 Trier, 25, 93 

 Trifolie®, 342 

 Trillium (angiosperm), 117, 134, 139, 236, 238, 



258, 261 

 Trimerotropis (grasshopper), 254, 265 

 Triple fusion, 237, 238 

 Triplex, 354 

 Triploidy, 339, 345, 346, 352 



Tripsacum (angiosperm), 407 



Trisome, 297, 327 



Trisomic plants, 352 



Trisomic ratios, 297, 354 



Triticum (wheat), abnormal mitosis, 186 



chromosomes in hybrids, 129, 363 



heteroploidy, 342, 343, 345, 356 



parthenogenesis, 402 



restitution nucleus, 346 



syngamy, 237 



vacuole, 102 

 Triticum X ^gilops,^6Q, 367, 368 

 Triticum X Secale, 367, 368 

 Triton (amphibian), 222 

 Trivalent chromosome, 274, 361, 363 

 Tron, 128 

 Trondle, 72, 279 

 Trophochromatin, 194 

 Trophonucleus, 224 

 Trophoplasm, 44 

 Trow, 199 

 Trypan blue, 76 

 Trypanosoma (flagellate), 44 

 Trypanosomes, 224 

 Tschechow, 129, 342 

 Tschenzoff, 190 

 Tschermak, 366, 367, 445 

 Tschernoyarow, 124 

 Tschirch, 101, 103 

 T'Serclaes, 190, 191 

 Tsinen, 417 



Tsuga (gymnosperm), 235 

 Tswett, 68 

 Tuan, 139 



Tube cell or nucleus, 208, 209, 237 

 Tulasne, 437 

 Tulipa (angiosperm), 186, 268, 267, 274, 361, 352, 



354, 355, 367 

 Tumor, 187 

 Tupper, 358 

 Tupper-Carey, 176 

 Turesson, 408 

 Turgor, 42 

 Turkey, 381 

 Turner, 277 

 Turrill, 367 

 Tuschnjakova, 390 

 Tuthill, 188 

 Tuttle, 279 

 Twin hybrids, 338 

 Twins, 382 

 Twiss, 85, 382 



Two-plane theory of chiasma, 268, 269, 271 

 Tyloses, 17 

 Tyndall phenomenon, 33 



U 



Uda, 420 



Ulothrix (green alga), 68, 196, 198, 226, 227, 279 



Ultramicroscopic structure, 177 



Ultra-violet light, 139, 188 



Uha (green alga), 68, 190, 279 



Umbellifera;, 342 



Undulating membrane, 44, 223 



