The Wonders of Plant Life Under the MicroscopeG.P. Putnam's sons, 1883 - 248 páginas |
Dentro del libro
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Página 3
... life holds its . mysterious sway , -almost into the presence of the subtle vital force which baffles analysis , and laughs synthesis to scorn . Let us begin at the very foundation of life , THE BEGINNINGS OF LIFE . 3.
... life holds its . mysterious sway , -almost into the presence of the subtle vital force which baffles analysis , and laughs synthesis to scorn . Let us begin at the very foundation of life , THE BEGINNINGS OF LIFE . 3.
Página 4
Sophia Bledsoe HERRICK. Let us begin at the very foundation of life , at its humblest manifestation , at the single stone , as it were , out of which all the magnificent architecture of organic nature is constructed . From the lowest ...
Sophia Bledsoe HERRICK. Let us begin at the very foundation of life , at its humblest manifestation , at the single stone , as it were , out of which all the magnificent architecture of organic nature is constructed . From the lowest ...
Página 35
... begins to vegetate , producing new cells by subdivision , the oil disappears and the green granular matter takes its place . Just the same thing takes place in the higher plants ; oil is stored up in the growing seed , and is consumed ...
... begins to vegetate , producing new cells by subdivision , the oil disappears and the green granular matter takes its place . Just the same thing takes place in the higher plants ; oil is stored up in the growing seed , and is consumed ...
Página 43
... begins by the formation of a wide split in the outer spiny wall ; through this the color- less inner layer , with its contents , protrudes , and finally escapes . The thin - walled sphere consider- ably exceeds the zygospore , from ...
... begins by the formation of a wide split in the outer spiny wall ; through this the color- less inner layer , with its contents , protrudes , and finally escapes . The thin - walled sphere consider- ably exceeds the zygospore , from ...
Página 44
... begin to reproduce by division ; the new daughter - cells , thus formed , are rougher and larger . The four daughter - cells produced from the zygo- spore are thus of two forms ; the halves of two of these cells being unequal , while ...
... begin to reproduce by division ; the new daughter - cells , thus formed , are rougher and larger . The four daughter - cells produced from the zygo- spore are thus of two forms ; the halves of two of these cells being unequal , while ...
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...