The Wonders of Plant Life Under the MicroscopeG.P. Putnam's sons, 1883 - 248 páginas |
Dentro del libro
Resultados 1-5 de 20
Página 11
... water of crystallization " is known to be in the regular aggregations of the mineral world . Every cell wall large enough to admit of close 12 microscopic examination is found to consist of three separate THE BEGINNINGS OF LIFE . II.
... water of crystallization " is known to be in the regular aggregations of the mineral world . Every cell wall large enough to admit of close 12 microscopic examination is found to consist of three separate THE BEGINNINGS OF LIFE . II.
Página 15
... close , and so pre- vent the escape of an undue amount of moisture , while in moist weather they open . The stomata form the million little mouths by which the plant inhales and exhales the atmospheric gases necessary to its life ; and ...
... close , and so pre- vent the escape of an undue amount of moisture , while in moist weather they open . The stomata form the million little mouths by which the plant inhales and exhales the atmospheric gases necessary to its life ; and ...
Página 26
... close study , if it takes cognizance only of external and palpable facts , fails to find the bond which unites the sluggish existence devoid of sensibility which we find in vegetation , with the hopes and fears , the delights and ...
... close study , if it takes cognizance only of external and palpable facts , fails to find the bond which unites the sluggish existence devoid of sensibility which we find in vegetation , with the hopes and fears , the delights and ...
Página 55
... close study of life , in its narrowest and lowest , as well as in its broadest and highest mani- festation , we are always brought to a point where the mystery is as impenetrable as though the Divine fiat had gone forth , “ Thus far ...
... close study of life , in its narrowest and lowest , as well as in its broadest and highest mani- festation , we are always brought to a point where the mystery is as impenetrable as though the Divine fiat had gone forth , “ Thus far ...
Página 63
... close observation detects a growth . among the smaller cells , which continues till they reach the maximum size , somewhere near one - three- thousandth of an inch . After this size is attained , no change is observed for a time ; the ...
... close observation detects a growth . among the smaller cells , which continues till they reach the maximum size , somewhere near one - three- thousandth of an inch . After this size is attained , no change is observed for a time ; the ...
Otras ediciones - Ver todas
The Wonders of Plant Life Under the Microscope Sophia M'Ilvaine Bledsoe Herrick Vista completa - 1906 |
Términos y frases comunes
aggregation algæ animal anther antheridia antherozoids archegonia beautiful bend called cause cell sap cell wall cellular cellulose chemical chlorophyll chlorophyll bodies close color conjugation corn curious Darwin delicate desmids diams diatoms digestive disk Drosera epidermal fermentation ferns fertilization filaments flower fluid frond functions fungi fungus gemmæ germs glands green grow growth hairs honey inflection inner insect insectivorous plants jelly layers of cells leaf leaves living lobes Marchantia mass matter ment microscope mode moisture mosses mycelium Nature orchids organic ovary ovule oxygen peculiar pedicel penetrate petals petiole pistil pitcher plants pollen grains pollen tube pollinia portion possess produced prothallium protococcus protoplasm reproduction root-hairs roots Sachs Sarracenia secretion seen side species spiral sporangia spores sporogonium stamens stem stigma stomata structure substance surface takes place tentacles tiny tion tissue Torula trichomes utricles Utricularia varieties vegetable cell vessels viscid wonderful
Pasajes populares
Página 70 - The universality of the appearance of these simple forms of fungi upon all spots favourable to their development, has given rise to the belief that they are spontaneously produced by decaying substances, but there is no occasion for this mode of accounting for it, since the extraordinary means adopted by nature for the production and diffusion of the germs of these plants adequately suffices to explain the facts of the case. "The number of sporules which any one fungus may develope is almost incalculable...
Página 27 - I see no reason whatever that justice may not be done to the few fragments of soul and tatters of understanding which they may really possess. I have sometimes perhaps felt a little uneasy at Exeter Change from contrasting the monkeys with the...
Página 27 - I feel myself so much at my ease about the superiority of mankind — I have such a marked and decided contempt for the understanding of every baboon I have yet seen— I feel so sure that the blue ape without a tail will never rival us in poetry, painting, and music, that I see no reason whatever why justice may not be done to the few fragments of soul and tatters of understanding which they may really possess.
Página 203 - ... the flower ; and that the object of the flap and its sugar is also to attract insects, but with a very different result, cannot be doubted. It is hence conceivable that this marvellous plant lures insects to its flowers for one object, and feeds them while it uses them to fertilize itself, and that, this accomplished, some of its benefactors are thereafter lured to its pitchers for the sake of feeding itself...