An Introduction to Botany |
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Page vii
... produced by the combination of a very small number of distinct organs , and the most important phenomena are distinctly explained by a few simple laws of life and structure . In the execution of these objects , I have followed very ...
... produced by the combination of a very small number of distinct organs , and the most important phenomena are distinctly explained by a few simple laws of life and structure . In the execution of these objects , I have followed very ...
Page 8
... produced , of which the following have been observed : — 1. The oblong ; in the stem of Orchis latifolia , and in the inside of many leaves . ( Plate I. fig . 9. ) 2. The lobed ( Plate I. fig . 2. f 8 BOOK 1 . ORGANOGRAPHY . Stamens.
... produced , of which the following have been observed : — 1. The oblong ; in the stem of Orchis latifolia , and in the inside of many leaves . ( Plate I. fig . 9. ) 2. The lobed ( Plate I. fig . 2. f 8 BOOK 1 . ORGANOGRAPHY . Stamens.
Page 30
... produced in Europe . The former abound in these crystals , the latter have hardly any . In the above figure , 15 represents the raphides of Aloe verrucosa ( from Kieser ) ; 14 , those of Cactus peruvianus ; 13 , those of Rheum palmatum ...
... produced in Europe . The former abound in these crystals , the latter have hardly any . In the above figure , 15 represents the raphides of Aloe verrucosa ( from Kieser ) ; 14 , those of Cactus peruvianus ; 13 , those of Rheum palmatum ...
Page 40
... produced on one side only of a hair , as on the leaves of Siegesbeckia orientalis , in which case the hair is called one - sided ( secundatus ) ; very rarely they appear upon the articulations of the hair , which in that case is called ...
... produced on one side only of a hair , as on the leaves of Siegesbeckia orientalis , in which case the hair is called one - sided ( secundatus ) ; very rarely they appear upon the articulations of the hair , which in that case is called ...
Page 42
... produced upon the young shoots of Pinus . Link remarks , that they are very similar in structure to the leaves of mosses . The term striga has occasionally been applied to them ( Dec. Théor . Elém . ed . 2. 376. Link , Elem , 240 ...
... produced upon the young shoots of Pinus . Link remarks , that they are very similar in structure to the leaves of mosses . The term striga has occasionally been applied to them ( Dec. Théor . Elém . ed . 2. 376. Link , Elem , 240 ...
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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.