Insectivorous Plants eBook

This eBook from the Gutenberg Project consists of approximately 462 pages of information about Insectivorous Plants.

Sensitiveness, localisation of, in Drosera, 229 —­ of Dionaea, 289 —­ of Pinguicula, 371

Silver nitrate, action on Drosera, 181

Sodium, salts of, action on Drosera, 176 —­, —­, inducing aggregation in Drosera, 50

Sondera heterophylla, 284

Sorby, Mr., on colouring matter of Drosera, 5

Spectroscope, its power compared with that of Drosera, 170

Starch, action of, on Drosera, 78, 126

Stein, on Aldrovanda, 321

Strontium, salts of, action on Drosera, 183

Strychnine, salts of, action on Drosera, 199

Sugar, solution of, action of, on Drosera, 78 —­, —­, inducing aggregation in Drosera, 51

Sulphuric ether, action on Drosera, 219 —­, —­ on Dionaea, 304

Syntonin, its action on Drosera, 102

T.

Tait, Mr., on Drosophyllum, 332

Taylor, Alfred, on the detection of minute doses of poisons, 170

Tea, infusion of, action on Drosera, 78

Tentacles of Drosera, move when glands cut of, 36, 229 —­, inflection, direction of, 243 —­, means of movement, 254 —­, re-expansion of, 260

Theine, action on Drosera, 204

Tin chloride, action on Drosera, 185

Tissue, areolar, its digestion by Drosera, 102 —­, fibro-elastic, not digested by Drosera, 122

Tissues through which impulse is transmitted in Drosera, 247 —­ —­ in
Dionaea, 313

Touches repeated, causing inflection in Drosera, 34

Transmission of motor impulse in Drosera, 234 —­ —­ in Dionaea, 313

Traube, Dr., on artificial cells, 216

Treat, Mrs., on Drosera filiformis, 281 —­, on Dionaea, 311 —­, on
Utricularia, 408, 430

Trcul, on Drosera, 1, 5

Tubers of Utricularia montana, 439

Turpentine, action on Drosera, 212 [page 462]

Urea—­zinc.

U.

Urea, not digested by Drosera, 124

Urine, action on Drosera, 79

Utricularia clandestina, 430 —­ minor, 429

Utricularia montana, structure of bladders, 431 —­, animals caught by, 435 —­, absorption by, 437 —­, tubers of, serving as reservoirs, 439

Utricularia neglecta, structure of bladders, 397 —­, animals caught by, 405 —­, absorption by, 413 —­, summary on absorption, 421 —­, development of bladders, 424

Utricularia, various species of, 441

Utricularia vulgaris, 428

V.

Veratrine, action on Drosera, 204

Vessels in leaves of Drosera, 247 —­ of Dionaea, 314

Vogel, on effects of camphor on plants, 209

W.

Warming, Dr., on Drosera, 2, 6 —­, on roots of Utricularia, 397 —­, on trichomes, 359 —­, on Genlisea, 446 —­, on parenchymatous cells in tentacles of Drosera, 252

Water, drops of, not causing inflection in Drosera, 35 —­, its power in causing aggregation in Drosera, 52 —­, its power in causing inflection in Drosera, 139 —­ and various solutions, effects of, on subsequent action of ammonia, 213

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Insectivorous Plants from Project Gutenberg. Public domain.
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