An Introduction to Botany |
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Page v
... causes of errors now exploded , the insufficiency of the arguments by which doubtful theories are still defended , and , in fine , to draw a line between what is certain and what is doubtful , are some of the ob- jects of this ...
... causes of errors now exploded , the insufficiency of the arguments by which doubtful theories are still defended , and , in fine , to draw a line between what is certain and what is doubtful , are some of the ob- jects of this ...
Page x
... Cause of Motion CHAP . XIV . Directions CHAP . XV . Irritability - 391 393 400 - 401 - 402 · 406 - 418 Poisons 419 CHAP . XVI . Colour - 427 · 296 Chlorophyll 429 - 302 Xanthic and Cyanic Series- 432 - 304 Marquart's Views - 434 CHAP ...
... Cause of Motion CHAP . XIV . Directions CHAP . XV . Irritability - 391 393 400 - 401 - 402 · 406 - 418 Poisons 419 CHAP . XVI . Colour - 427 · 296 Chlorophyll 429 - 302 Xanthic and Cyanic Series- 432 - 304 Marquart's Views - 434 CHAP ...
Page 4
... causes a different refraction of light , precisely in the same way as fibres are visible in badly melted glass . " Valentin confirms Mohl's views , and regards all such appearances as caused by the process of lignification . It is in ...
... causes a different refraction of light , precisely in the same way as fibres are visible in badly melted glass . " Valentin confirms Mohl's views , and regards all such appearances as caused by the process of lignification . It is in ...
Page 5
... cause of the appearance of dots , as has now been ascertained by repeated observations . If a thin section of any vessel or cell , the sides of which appear to be dotted , is placed under a good microscope , it will be found to have the ...
... cause of the appearance of dots , as has now been ascertained by repeated observations . If a thin section of any vessel or cell , the sides of which appear to be dotted , is placed under a good microscope , it will be found to have the ...
Page 9
... caused by matter contained within it . If a thin slice of the pith of elder , or of any other plant , be examined with a microscope , it will be found to have a sort of honeycomb appearance , as if there were a number of fig . 3 . b a ...
... caused by matter contained within it . If a thin slice of the pith of elder , or of any other plant , be examined with a microscope , it will be found to have a sort of honeycomb appearance , as if there were a number of fig . 3 . b a ...
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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 cloth colour common consists containing corolla cotyledons cyclosis developement dicotyledons direction disk Dutrochet Edition embryo epidermis exist 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 Loudon 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 species specimens spiral vessels stamens stem stigma stomates structure substance surface term terminating tion tree tubes vascular vegetable veins wood woody tissue yellow