An Introduction to Botany |
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Page v
... known of Vegetable Physiology , nothing of Vege- table Anatomy , and even the art of arranging species systematically had still to be discovered ; while scarcely a trace existed of those modern views which have raised the science from ...
... known of Vegetable Physiology , nothing of Vege- table Anatomy , and even the art of arranging species systematically had still to be discovered ; while scarcely a trace existed of those modern views which have raised the science from ...
Page x
... known species , after its station has been discovered by classification , and also to put those who have not had the opportunity of examining a plant themselves into possession of all the facts necessary to acquire a just notion of its ...
... known species , after its station has been discovered by classification , and also to put those who have not had the opportunity of examining a plant themselves into possession of all the facts necessary to acquire a just notion of its ...
Page 5
... known to have been founded upon inaccurate observation , and such pores or slits are so universally admitted to be small portions of amylaceous matter sticking to the walls , that no additional disproof seems necessary . A good ...
... known to have been founded upon inaccurate observation , and such pores or slits are so universally admitted to be small portions of amylaceous matter sticking to the walls , that no additional disproof seems necessary . A good ...
Page 7
... known the Bovista giganteum , in damp warm weather , grow in a single night from the size of a mere point to that of a huge gourd . We are not further informed of the dimensions of this specimen ; but sup- posing its cellules to be not ...
... known the Bovista giganteum , in damp warm weather , grow in a single night from the size of a mere point to that of a huge gourd . We are not further informed of the dimensions of this specimen ; but sup- posing its cellules to be not ...
Page 11
... known by their roundish or depressed figure when at rest , and by the want of an inclosing membrane , and by their brittleness when un- coiled . 8. Fibres short , straight , and radiating , so CHAP . I. 11 OF THE ELEMENTARY ORGANS ...
... known by their roundish or depressed figure when at rest , and by the want of an inclosing membrane , and by their brittleness when un- coiled . 8. Fibres short , straight , and radiating , so CHAP . I. 11 OF THE ELEMENTARY ORGANS ...
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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.