An Introduction to Botany |
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Page 2
... remarkable instance to the contrary of this in Bromelia nudi- caulis , in which the membrane of the cuticle breaks into little teeth of nearly equal width when torn . ( Plate I. fig . 6. ) It is in almost all cases destitute of visible ...
... remarkable instance to the contrary of this in Bromelia nudi- caulis , in which the membrane of the cuticle breaks into little teeth of nearly equal width when torn . ( Plate I. fig . 6. ) It is in almost all cases destitute of visible ...
Page 7
... remarkable instances of this sort are to be found in the mushroom tribe , which in all cases develope with surprising ra- pidity . It is stated by Junghuns , that he has known the Bovista giganteum , in damp warm weather , grow in a ...
... remarkable instances of this sort are to be found in the mushroom tribe , which in all cases develope with surprising ra- pidity . It is stated by Junghuns , that he has known the Bovista giganteum , in damp warm weather , grow in a ...
Page 27
... intercellular passages , and the recep- tacles now described , there is another and a very remarkable sort of cavity among the tissue of plants . This CHAP . I. 27 OF THE ELEMENTARY ORGANS . Receptacles of Secretion Air Cells.
... intercellular passages , and the recep- tacles now described , there is another and a very remarkable sort of cavity among the tissue of plants . This CHAP . I. 27 OF THE ELEMENTARY ORGANS . Receptacles of Secretion Air Cells.
Page 37
... remarkable in the forests of New Holland . ( Journal of the Royal Geogr . Society , i . 21. ) The same botanist is of opinion , that the two glands , or cel- lules , of which a stoma is composed , are each analogous to the single ...
... remarkable in the forests of New Holland . ( Journal of the Royal Geogr . Society , i . 21. ) The same botanist is of opinion , that the two glands , or cel- lules , of which a stoma is composed , are each analogous to the single ...
Page 40
... remarkable structure , common to many different genera ; as Capsella , Malpighia , Indigofera , & c . This expression , however , like many others commonly used in botany , conveys a false idea of the real structure of such hairs . They ...
... remarkable structure , common to many different genera ; as Capsella , Malpighia , Indigofera , & c . This expression , however , like many others commonly used in botany , conveys a false idea of the real structure of such hairs . They ...
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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.