INDEX. 
Strychnine, 135 
Style, 73 
' Stylus, 75 
Suberin, 159, 161 
Suberized membrane, 162 
Substance, intercellular, 162, 173 
Substitutions, 16 
Sugar, 139, 141, 235 
cane, 141 
beet-root, 142 
fruit, 142 
grape, 142 
invert, 142 
milk, 142 
mucilage, 142 
sheath, 231 
Sulphuric acid, 269 
acid, concentrated, 269 
acid, dilute, 269 
Superior ovary, 72 
Surface growth, 148, 171 
Susruta, 20 
Suture, dorsal, 84 
_ ventral, 71, 84 
Swarm spores, 93 
Symbiosis, 266 
Sympetalous, 68 
Sympodium, 64 
Symsepalous, 68 
Syncarpium, 83 
Syncarpous gynzeceum, 73 
System, absorbing, 208 
aérating, 175, 235. 
assimilating, 175, 209 
conducting, 175, 213 
dichotomous, 64 
epidermal, 175, 176 
mechanical, 175, 194 
monopodial, 64 
of ramification, 64 
of receptacles for secretions, 
175, 241 
storing, 175, 235 
Systems of tissue, 175 
pharmacognostical, 41 
Tannic acid, 137, 271 
- matter, 137 
matter, estimation of, 138 
Tannin, 125 
pathological, 139 
physiological, 139 
Tap roots, 56 
295 
Tendrils, 67 
Tensions, 111, 154 
Testa of seed, 87 
Tetracyclous flowers, 76 
Tetramerous circles, 76 
Thecee, 70 
Theobromine, 135 
Theriac, 35 
Thvlle, 194 
Tissue, cavities in, 235 
fibrous, 199 
filling, 176 
* fundamental, 176 
permanent, 174 
systems of, 175 
transpirating, 238 
Torus, 67 
Trabecular vessels, 217 
Trachesx, 217 
Tracheids, 217, 218, 223 
Trade-books, 28 
Tragus, 32 
Transitory starch, 108 
Treatment of the subject-matter, 8 
Trichome formations, 245 
Trichomes, 182, 185 
secerning, 184 
secreting nectar, 185 
Tricyclous flowers, 76 
Trimerous circles, 76 
Trommer’s reaction, 142 
Trommsedorff, 5, 39 
Trunci, 62 
Tubers, 59 
Tuft of hairs, 246 
Typical structure of vascular bun- 
dles, 217 
Umbel, 79 
Umbellet, 79 
Under leaves, 58, 66 
Underground organs, 56, 58 
Unicellular plants, 93 
University garden, the first botani- 
peace 36 | 
of 4 
of Padua, 36 
Vacuoles, 94 
Vagina, 66 
Valerius Cordus, 31 
Vallecule , 93 
Valvate zestivation, 68 
vernation, 69 
