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absorb acid gas adapted algae animals ants bacteria become bees begin bend Bionomics bladders bladderwort botanists Botany branches butterwort carbonic acid carbonic acid gas cells chlorophyll chlorophyll grains circumnutation climbers climbing colour common cotyledons course Crown 8vo Darlingtonia digestive epidermis epiphytes evolution experiment explain fact ferment fertilisation flower-stalk flowers fluid fly-trap Francis Darwin fungi garden germinating glands green grow growth hairs important insectivorous plants insects interesting interpretation juice leaf leaflets leaves less lichens light living matter ment microscope minute mistleto Myrmecodia naturalists nature nectaries Nepenthes observed organic palisade palisade cells parasites Phyllotaxis physiology pitcher plants Professor protoplasm radicle regard roots Sarracenia Schimper secretion seedlings seeds sensitive shoot side sleep snails soil species spiral stalk starch stem stomata strange structure student substances sundew tendrils tentacles tion tissue trees tube turgescence twining upper surface Utricularia vegetable water-tension whole young
Seite 144 - For, don't you mark? we're made so that we love First when we see them painted, things we have passed Perhaps a hundred times nor cared to see; And so they are better, painted — better to us, Which is the same thing. Art was given for that; God uses us to help each other so, 394 Lending our minds out.
Seite 138 - Near villages and small towns I have found the nests of humble-bees more numerous than elsewhere, which I attribute to the number of cats that destroy the mice." Hence it is quite credible that the presence of a feline animal in large numbers in a district might determine, through the intervention first of mice and then of bees, the frequency of certain flowers in that district!
Seite 71 - It has often been vaguely asserted that plants are distinguished from animals by not having the power of movement. It should rather be said that plants acquire and display this power only when it is of some advantage to them...
Seite 93 - Seedlings, also, are destroyed in vast numbers by various enemies ; for instance, on a piece of ground three feet long and two wide, dug and cleared, and where there could be no choking from other plants, I marked all the seedlings of our native weeds as they came up, and out of 357 no less than 295, were destroyed, chiefly by slugs and insects.
Seite 93 - If turf which has long been mown, and the case would be the same with turf closely browsed by quadrupeds, be let to grow, the more vigorous plants gradually kill the less vigorous, though fully grown plants ; thus out of twenty species growing on a little plot of mown turf (three feet by four) nine species perished, from the other species being allowed to grow up freely.