Insectivorous plants / by Charles Darwin.

  • Charles Darwin
Date:
1888
Catalogue details

Licence: Public Domain Mark

Credit: Insectivorous plants / by Charles Darwin. Source: Wellcome Collection.

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    INDEX. ABSORPTION. A. Absorption by Diona?a, 238 by Drosera, 1, 14 by Drosophyllum, 273 by Pinguicula, 307 by glandular hairs, 278 by glands of Utricularia, 33G, 340 bv quadrifids of Utricularia, 333/340 by Utricularia montana, 353 Acid, nature of, in digestive secretion of Drosera, 73 present in digestive fluid of various species of Drosera, Dionoea, Drosophyllum, and Pinguicula, 224, 243, 274, 307 Acids, various, action of, on Drosera, 154 of the acetic series replacing hydrochloric in digestion, 74 , arseuious and chromic, action on Drosera, 151 , diluted, inducing negative osmose, 161 Adder’s poison, action on Drosera, 168 Aggregation of protoplasm in Dro- sera, 32 in Drosera induced by salts of ammonia, 37 caused by small doses of carbonate of ammonia, 119 of protoplasm in Drosera, a reflex action, 196 in various species of Dro- sera, 224 AMMONIA. Aggregation of protoplasm in Dionoea, 235, 243 in Drosophyllum, 273, 274 in Pinguicula, 299, 314 in Utricularia, 332, 335, 345, 346, 352 Albumen, digested by Drosera, 77 , liquid, action on Drosera, 67 Alcohol, diluted, action of, on Dro- sera, 65, 177 Aldrovanda vesiculosa, 260 , absorption and digestion by, 264 , varieties of, 265 Alga?, aggregation in fronds of, 54 Alkalies, arrest digestive process in Drosera, 78 Aluminium, salts of, action on Dro- sera, 150 Ammonia, amount of, in rain water, 140 , carbonate, action on heated leaves of Drosera, 58 , , smallness of doses causing aggregation in Drosera, 119 , , its action on Drosera, 115 , , vapour of, absorbed by glands of Drosera, 116 , , smallness of doses causing inflection in Drosera, 119, 137 -, phosphate, smallness of doses causing inflection in Drosera, 125, 137 , , size of particles affecting Drosera, 141 , nitrate, smallness of doses causing inflection in Drosera, 120,
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