Popular cyclopaedia of natural science (by W.B. Carpenter). |
Dentro del libro
Resultados 1-5 de 52
Página 302
... distinct , that is to say , of races which have maintained their distinctive peculiarities , so constantly , that they must be considered as having had originally different stocks , -from those varieties ( § 16. ) , which may often ...
... distinct , that is to say , of races which have maintained their distinctive peculiarities , so constantly , that they must be considered as having had originally different stocks , -from those varieties ( § 16. ) , which may often ...
Página 303
... distinct species , perhaps even ( so striking is the difference ) as distinct genera . Nearly the same is the case with another South American Plant now much cultivated in Britain , the Calceolaria or slipper - shaped flower ; of which ...
... distinct species , perhaps even ( so striking is the difference ) as distinct genera . Nearly the same is the case with another South American Plant now much cultivated in Britain , the Calceolaria or slipper - shaped flower ; of which ...
Página 304
... distinct species . But any considerable alteration of the veining would be held sufficient for such a separation ; though the two plants , if agreeing in the structure of their organs of fructification , would still be placed in the ...
... distinct species . But any considerable alteration of the veining would be held sufficient for such a separation ; though the two plants , if agreeing in the structure of their organs of fructification , would still be placed in the ...
Página 312
... distinct partitions , whilst the styles and stigmata of all these may have coalesced into one pillar ; so that we may have a single style with a many - celled seed - vessel . On the other hand , the walls of the carpels may form but ...
... distinct partitions , whilst the styles and stigmata of all these may have coalesced into one pillar ; so that we may have a single style with a many - celled seed - vessel . On the other hand , the walls of the carpels may form but ...
Página 324
... distinct from it , arising by themselves from the disk , as in Fig 65 , the calyx is said to be inferior to the ovary , or non - adherent to it . But where the calyx seems to spring from the top of the ovary or seed - vessel , instead ...
... distinct from it , arising by themselves from the disk , as in Fig 65 , the calyx is said to be inferior to the ovary , or non - adherent to it . But where the calyx seems to spring from the top of the ovary or seed - vessel , instead ...
Términos y frases comunes
abundant acrid adherent adhesion afford albumen anthers aromatic arranged articles of food astringent bark beautiful belong berries Botanists bracts Britain British species buds calyx calyx and corolla carpels catkin cells character climates clusters colour common commonly consists contains corolla cotyledons cultivated developed disk distinct distinguished division employed Endogens equal in number Exogens fibres five flavour flax fleshy florets flower-stalk fructification fruit gardens genera genus Geraniacea Grasses grow important Indian juice known large number large quantity latter leaves Malvacea Malvaceæ medicine natives Natural System nearly allied number of stamens ovarium ovary ovules peculiar perianth petals pistil pistilline flowers placenta plants pollen Poppy possess present produced properties radicle Ranunculacea receptacle remarkable resemblance rhizoma ripened roots seed-vessel seeds sepals separate single sometimes spadix species stalks stamens stems stigma structure style sub-class trees tribe tropical tube usually varieties Vegetable West Indies whilst whorl
Pasajes populares
Página 451 - ... a custom loathsome to the eye, hateful to the nose, harmful to the brain, dangerous to the lungs, and in the black stinking fume thereof, nearest resembling the horrible Stygian smoke of the pit that is bottomless.
Página 490 - ... nourishment, once or twice a year, by digging round the roots. A spot of a little more than a thousand square feet will contain from thirty to forty banana plants. A cluster of bananas, produced on a single plant, often contains from one hundred and sixty to one hundred and eighty fruits, and weighs from seventy to eighty pounds. But reckoning the weight of a cluster only at forty pounds, such a plantation would produce more than four thousand pounds of nutritive...
Página 491 - ... fertility. Necessity awakens industry, and industry calls forth the intellectual powers of the human race. When these are developed, man does not sit in a cabin, gathering the fruits of his little patch of bananas, asking no greater luxuries, and proposing no higher ends of life than to eat and to sleep. He subdues to his use all the treasures of the earth by his labour and his skill ; — and he carries his industry forward to its utmost limits, by the consideration that he has active duties...
Página 366 - THE history of commerce does not, perhaps, present a parallel to the circumstances which have attended the introduction of tea into Great Britain.
Página 376 - In Greece too, as well as Italy, the shoots of the vines are either trained upon trees, or supported, so as to display all their luxuriance upon a series of props. This was the custom of the ancient vine-growers ; and their descendants have preserved it in all its picturesque originality.
Página 491 - The facility with which the banana can be cultivated has doubtless contributed to arrest the progress of improvement in tropical regions. In the new continent civilization first commenced on the mountains, in a soil of inferior fertility. Necessity awakens industry, and industry calls forth the intellectual powers of the human race. When these are developed, man does not sit in a cabin, gathering the fruits of his little patch of bananas...
Página 494 - A few only are found within the tropics, and the order is generally far from abundant in South America, if compared with the numbers that exist at the Cape.
Página 451 - Surely smoke becomes a kitchen, far better than a " dining chamber, and yet it makes a kitchen oftentimes in " the inward parts of men ; soiling and infecting them with an " unctuous and oily kind of soot, as hath been found in some " great tobacco-takers, that after their death were opened.
Página 367 - In 1664 the East India Company bought two pounds two ounces of tea as a present to his Majesty. In 1667 they issued the first order to import tea, directed to their agent at Bantam, to the effect that he would send home one hundred pounds of the best tea he could get.
Página 486 - It often happens that those productions of nature which charm the eye with their beauty, and delight the senses with their perfume, have the least relation to the wants of mankind, while the most powerful virtues, or most deadly poisons, are hidden beneath a mean and insignificant exterior; thus orchids, beyond their beauty, can scarcely be said to be of known utility, with a few exceptions.