820 



INDEX, PAET II. 



Terpenes, 709. 



Testa, 459. 



Tetracyclic, 501. 



Tetrarch, 179. 



Tetradynamous, 518, 602. 



Tetragonidangium, 75, 230. 



Tetragonidium, 69, 230, 267. 



Tetraspore, 263. 



Thalloid slioot, 5, 38. 



Thallophyte, 5. 



Thallus, 5, 37, 184, 220, 222. 



Theca of Bryophyta, 71, 75, 360, 369 



(Fig. 252), 

 Thecse of anther, 516. 

 Thein, 707. 

 Theobromin, 707. 

 Theory of apposition, 762. 



of intussusception, 762. 



of reproduction, 780. 

 Thorn, 44 (Fig. 25), 684. 

 Tissue, 91, 128. 



aqueous, 161, 164. 



conjunctive, 151, 200. 



cuticularised, 132 (Fig. 91). 



embryonic, 131. 



extra-stelar, 159, 207. 



formation of, 121, 123, 128. 



forms of, 92, 131. 



functions of, 674. 



glandular, 137 (Fig. 100), 204,679. 



ground-, 144 (Fig. 109), 159. 



heterogeneous, 92. 



homogeneous, 92. 



intra-stelar, 159, 166, 191. 



sclerenchymatous, 132 (Fig. 94), 

 676. 



secondary, 191 (Figs. 143-158). 



sieve-, 135 (Figs. 97-99), 181, 

 678. 



spurious, 92. 



-systems, 144. 



tegumentary, 144 (Fig. 109), 153, 

 160, 208, 675. 



thick- walledparenchymatous, 132. 



thin- walled parenchymatous, 131 

 (Fig. 91). 



tracheal, 133 (Fig. 95), 170, 677. 



vascular, 170. 

 Torsion, 12. 



of twining stems, 759. 

 Torus of bordered pit, 129 (Fig. 88). 



of flower, 77, 494. 

 Trabecule, 71. 385 (Fig. 256). 

 Tracheee, 134 (Fig. 95), 180, 194, 203. 

 Tracheal tissue, 133, 170. 677. 

 Tracheid, 134 (Fig. 95), 200 (Fig. 151), 



203 (Fig. 153). 

 Trama, 311 (Fig. 219). 

 Transfusion-tissue, 169, 465. 

 Transition from root to stem, 179. 

 Transmission of stimuli, 756. 



Transpiration, 669, 686, 696. 



-current, 699, 702. 

 Transverse section, 7. 

 Trichogyne, 84, 228, 250 (Fig. 179), 

 268 (Figs. 194, 195), 296 (Figs. 

 207, 208). 

 Trichothallic growth, 223. 

 Trichophore, 270 (Fig. 195). 

 Trimorphic flowers, 455, 630. 

 Tripinnate, 52. 

 Truncate, 54. 

 Trunk, 44. 



Tuber, 41 (Fig. 22), 565 (Fig. 371). 

 Tubercles of roots, 713. 

 Tuberous root, 63, 683. 

 Turgescence, 668. 

 Turgid, 668. 

 Turgidity, 668. 

 Twining of climbing-stems, 43, 759. 



of tendrils, 743. 

 Turpentine, 708. 

 Tyloses, 135 (Fig. 96). 

 Tyrosin, 707, 724. 



Umbel, 491 (Fig. 309), 625. 

 Umbellule, 491. 

 Umbo, 485. 

 Uniaxial, 39, 489. 

 Unijugate, 52. 

 Unilocular ovary, 522. 



sporangium, 71. 

 Unisexual, 87, 432, 515. 

 Unorganised ferments, 669, 722. 

 Unseptate body, 89, 222, 238, 273. 

 Uredogonidium, 278, 305 (Figs. 214, 



216), 314. 

 Uredospore, 278. 

 Urn, 368. 

 Utriculus, 551 (Fig. 358). 



Vacuole, 93 (Fig. 46), 113. 



contractile, 102, 73(5. 

 Vaginula, 330, 362. 



Vallecular cavities, 153 (Fig. 116), 418. 

 Valve of Diatoms, 258. 



of fruits, 531. 

 Valvular dehiscence of anther, 520, 



596 (Fig. 400). ' 

 VariabiUty, 779. 

 Variation, 777. 



in direction of growth, 739. 



in rate of growth, 738. 

 Variety, 218, 778. 



Vascular bundles, 170, 172 (Figs. 132- 

 139), 194 (Fig. 146). 



tissue -system, 144, 170. 

 Vegetative cell, 387, 430, 448 (Figs. 

 289, 290). 



organs, 37. 



reproduction, 67, 767. 



reproductive organs, 13, 767. 



