An Introduction to Botany |
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Page 4
... containing fluid matter exposed to decomposition . Elementary membrane generally tears readily , as if its component atoms do not cohere with greater force in one direction than another ; but I have met with a remarkable instance to the ...
... containing fluid matter exposed to decomposition . Elementary membrane generally tears readily , as if its component atoms do not cohere with greater force in one direction than another ; but I have met with a remarkable instance to the ...
Page 10
... contain air - bubbles , which appear to have no direct means of escape , and that the limits of colour are always very accurately defined in petals , as , for instance , in the stripes of tulips and carnations , which could not be the ...
... contain air - bubbles , which appear to have no direct means of escape , and that the limits of colour are always very accurately defined in petals , as , for instance , in the stripes of tulips and carnations , which could not be the ...
Page 11
... contain . In the stem of the Garden Balsam ( Impatiens Balsamina ) , a single cell is frequently red in the midst of others that are colourless . Examine the red bladder , and you will find it filled with a colouring matter of which the ...
... contain . In the stem of the Garden Balsam ( Impatiens Balsamina ) , a single cell is frequently red in the midst of others that are colourless . Examine the red bladder , and you will find it filled with a colouring matter of which the ...
Page 12
... containing chlo- rophyll ( green colouring matter ) , and having its cavity in communication with that of the joint which bears it ; as the branch lengthens , a contraction is observable at the line of insertion , which contraction is ...
... containing chlo- rophyll ( green colouring matter ) , and having its cavity in communication with that of the joint which bears it ; as the branch lengthens , a contraction is observable at the line of insertion , which contraction is ...
Page 19
... containing bub- bles of air , and by the difference between their state when dried and when recent . + I regret very much that my imperfect acquaintance with the German language is insufficient to enable me to give the valuable ...
... containing bub- bles of air , and by the difference between their state when dried and when recent . + I regret very much that my imperfect acquaintance with the German language is insufficient to enable me to give the valuable ...
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Common terms and phrases
Adolphe Brongniart albumen anther apex appears axis bark base become body botanists Botany bracts branches buds bundles called calyx Cand Candolle carbonic acid carpels cause cavity cells cellular tissue centre chalaza character colour common considered consists containing corolla cotyledons cyclosis developement dicotyledons direction disk distinct Dutrochet elongated embryo epidermis exist external extremity fibres filament fleshy flowers fluid foramen fruit glands grains green growing hairs hilum inches integument kind latex layers leaf leaflets leaves light Linnæus lobes margin matter medullary rays membrane Mirbel monocotyledons nature nitrogen nucleus observed organs ovarium ovary ovule oxygen parenchyma pericarp petals petiole pistil pith placenta plants Plate plumula pollen pollen tube produced quantity radicle Raphides remarked roots round seeds separate side sometimes species specimens spiral vessels stamens stem stigma stomates structure substance surface term terminating tion tree tubes vascular vegetable veins wood woody tissue yellow
Popular passages
Page 593 - Dr. Ure's Dictionary of Arts, Manufactures, and Mines : Containing a clear Exposition of their Principles and Practice.