An Introduction to Botany |
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Page 1
... , combined in various proportions : their organic basis is membrane and fibre . The latter only are here to be considered . B It is a common opinion that membrane only is the ORGANOGRAPHY; OR, OF THE STRUCTURE OF PLANTS.
... , combined in various proportions : their organic basis is membrane and fibre . The latter only are here to be considered . B It is a common opinion that membrane only is the ORGANOGRAPHY; OR, OF THE STRUCTURE OF PLANTS.
Page 6
... latter of which , as they grow older , dries up , while the granules themselves gradually change to olive green , and finally to brown . Kieser distinguishes three sorts of globules among tissue : -1 . Round extremely transparent bodies ...
... latter of which , as they grow older , dries up , while the granules themselves gradually change to olive green , and finally to brown . Kieser distinguishes three sorts of globules among tissue : -1 . Round extremely transparent bodies ...
Page 9
... in which the cellules are applied by their plane faces ( Plate I. fig . 1. 3. 6 , 7 , & c . ) , and which consequently have truncated extremities ; and to the latter CHAP . I. 9 OF THE ELEMENTARY ORGANS . Of Cellular Tissue Disk.
... in which the cellules are applied by their plane faces ( Plate I. fig . 1. 3. 6 , 7 , & c . ) , and which consequently have truncated extremities ; and to the latter CHAP . I. 9 OF THE ELEMENTARY ORGANS . Of Cellular Tissue Disk.
Page 16
... latter case they leave a hole in the tissue at the place where they grew ; and holes thus occasioned misled Kieser into the belief that the woody fibre of Ephedra was really pierced with pores of considerable magnitude . An illustration ...
... latter case they leave a hole in the tissue at the place where they grew ; and holes thus occasioned misled Kieser into the belief that the woody fibre of Ephedra was really pierced with pores of considerable magnitude . An illustration ...
Page 19
... latter , which would not be the case if the membrane were internal : a representation of such a vessel is given at Plate II . fig . 9 . Another argument as to the membrane being external may not unfairly be taken from the manifest ...
... latter , which would not be the case if the membrane were internal : a representation of such a vessel is given at Plate II . fig . 9 . Another argument as to the membrane being external may not unfairly be taken from the manifest ...
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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.