An Introduction to Botany |
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Page vii
... line between what is certain and what is doubtful , -are some of the objects of this publication , which is intended for the use of those who , without being willing to occupy themselves with a detailed examination of the vast mass of ...
... line between what is certain and what is doubtful , -are some of the objects of this publication , which is intended for the use of those who , without being willing to occupy themselves with a detailed examination of the vast mass of ...
Page 5
... line ) ; or are less frequently pierced with transverse slits , which are occasionally so numerous as to transform the cellules into a real articulated tissue , as in the pith of the Nelumbium ( fig . 3. ) . " This statement is now so ...
... line ) ; or are less frequently pierced with transverse slits , which are occasionally so numerous as to transform the cellules into a real articulated tissue , as in the pith of the Nelumbium ( fig . 3. ) . " This statement is now so ...
Page 7
... lines per hour , and even as much as from four to five inches per day . This may be computed to equal the developement of at least 4000 or 5000 cellules per hour . But the most remarkable instances of this sort are to be found in the ...
... lines per hour , and even as much as from four to five inches per day . This may be computed to equal the developement of at least 4000 or 5000 cellules per hour . But the most remarkable instances of this sort are to be found in the ...
Page 8
... line . Cellular tissue is found in two essentially different states , the membranous and the fibrous . MEMBRANOUS CELLULAR TISSUE is that in which the sides consist of membrane only , without any trace of fibre ; it is the most common ...
... line . Cellular tissue is found in two essentially different states , the membranous and the fibrous . MEMBRANOUS CELLULAR TISSUE is that in which the sides consist of membrane only , without any trace of fibre ; it is the most common ...
Page 9
... line in diameter . ( Ann . des Sciences , vol . ii . p . 246. ) 6. The fusiform or the oblong pointed at each end ; in wood , and in the membrane that surrounds the seed of a Gourd . These are what Dutrochet calls clostres . ( Plate II ...
... line in diameter . ( Ann . des Sciences , vol . ii . p . 246. ) 6. The fusiform or the oblong pointed at each end ; in wood , and in the membrane that surrounds the seed of a Gourd . These are what Dutrochet calls clostres . ( Plate II ...
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Common terms and phrases
acid Adolphe Brongniart albumen anther apex appearance appendages arrangement axis bark base become body botanists bractea branches Brown buds called calyx Cand Candolle carpella cavity cells cellular tissue cellules centre chalaza characters Class colour common Compositæ compound considered consists corolla cotyledons cuticle dehiscence developed dicotyledons direction disk dissepiments distinct distinguished ducts earth elongated embryo exist extremely filament fleshy flowers fluid fructification fruit genera genus granules hairs hilum indehiscent inflorescence integuments kind latter leaf leaflets leaves Linnæus lobes margin medullary rays membrane Mirb Mirbel modifications monocotyledons nature observed organs ovarium ovula ovulum oxygen parenchyma peculiar pericarpium petals petiole pistillum pith placenta plants Plate plumula pollen produced racters radicle receptacle remarkable roots seed sepals separate side sometimes species spiral vessels sporules stamens stem stigma stomata structure substance surface term terminating testa tree tube valves vascular vegetation veins wood woody fibre
Popular passages
Page 6 - Thysanotus fasciçularii, the flowers of which are of a deep brilliant violet, with a remarkably satiny lustre, that appearance will be found to arise from each particular cell containing a single drop of...
Page 217 - ... in its substance, and of evaporating pores on its surface, enables the crude fluid sent from the roots to be elaborated and digested until it becomes the peculiar secretion of the species; the contraction of a branch and its leaves forms a flower ; the disintegration of the internal tissue of a petal forms an anther; the folding inwards of a leaf is sufficient to constitute a...
Page 525 - ... verging to green. Again, the ranunculus, which is originally of an intense yellow, sports into scarlet, red, purple, and almost any colour but blue. White flowers, which have a tendency to produce red, will never sport to blue, although they will to yellow ; the rose, for example, and chrysanthemums. It is also probable that white flowers with a tendency to produce blue, will not vary to yellow.