An Introduction to Botany |
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Page 37
... indicate the limits , and sometimes the affinities , of genera , and of their natural sections . He has shown , with his usual skill , that this is the case in Pro- teaceæ . He also remarks , that on the microscopic character of the ...
... indicate the limits , and sometimes the affinities , of genera , and of their natural sections . He has shown , with his usual skill , that this is the case in Pro- teaceæ . He also remarks , that on the microscopic character of the ...
Page 44
... indicate the points from which roots will appear if the branch be placed in circumstances favourable to their production . They are considered by M. De Candolle to bear the same relation to the roots that buds bear to young branches ...
... indicate the points from which roots will appear if the branch be placed in circumstances favourable to their production . They are considered by M. De Candolle to bear the same relation to the roots that buds bear to young branches ...
Page 49
... indicate any positive identity between these two parts in structure , but merely an analogous func- tion , both being formed for the purpose of reproduction ; both in origin and structure they are entirely different . The leaf - bud ...
... indicate any positive identity between these two parts in structure , but merely an analogous func- tion , both being formed for the purpose of reproduction ; both in origin and structure they are entirely different . The leaf - bud ...
Page 56
... indicate their main stem ; sometimes , however , this is called caulis arboreus . From the caulis , Linnæus , following the older botanists , distinguished the culmus or straw ( Chaume , Fr. ) , which is the stem of Grasses ; and M. De ...
... indicate their main stem ; sometimes , however , this is called caulis arboreus . From the caulis , Linnæus , following the older botanists , distinguished the culmus or straw ( Chaume , Fr. ) , which is the stem of Grasses ; and M. De ...
Page 57
... indicated a vigorous young shoot without branches . The shoots thrown up from the buried stems of Monocoty- ledonous plants , as the Pineapple for example , ( the Adnata , Adnascentia , or Appendices of Fuchsius , ) are of the nature of ...
... indicated a vigorous young shoot without branches . The shoots thrown up from the buried stems of Monocoty- ledonous plants , as the Pineapple for example , ( the Adnata , Adnascentia , or Appendices of Fuchsius , ) are of the nature of ...
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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.