An Introduction to BotanyLongman, 1832 - 557 sider |
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Side 104
... I believe I was the first who explained the true nature of the urceolus , in my translation of Richards's Analyse du Fruit , printed in 1819. ( p . 13. ) At the base of the ovarium of Cyperaceæ are often 104 BOOK I. ORGANOGRAPHY .
... I believe I was the first who explained the true nature of the urceolus , in my translation of Richards's Analyse du Fruit , printed in 1819. ( p . 13. ) At the base of the ovarium of Cyperaceæ are often 104 BOOK I. ORGANOGRAPHY .
Side 105
John Lindley. At the base of the ovarium of Cyperaceæ are often found little filiform appendages , called hypogynous sete by most botanists . These are probably of the nature of the squamulæ of Grasses , and have been named perisporum by ...
John Lindley. At the base of the ovarium of Cyperaceæ are often found little filiform appendages , called hypogynous sete by most botanists . These are probably of the nature of the squamulæ of Grasses , and have been named perisporum by ...
Side 114
... ovarium , in which case it is said to be pilose : if those hairs are themselves divided it is plumose ; if they are very unusually stiff , it is setose , in which case the setæ are often reduced in number to two , or even one ; if the ...
... ovarium , in which case it is said to be pilose : if those hairs are themselves divided it is plumose ; if they are very unusually stiff , it is setose , in which case the setæ are often reduced in number to two , or even one ; if the ...
Side 115
... ovarium . In such cases as those above mentioned , when the calyx is altogether obsolete , the definition of that organ , as the most external of the floral envelopes , appears to be destroyed ; but there can be no doubt that it is ...
... ovarium . In such cases as those above mentioned , when the calyx is altogether obsolete , the definition of that organ , as the most external of the floral envelopes , appears to be destroyed ; but there can be no doubt that it is ...
Side 116
... ovarium with the inside of an excavated pedicel , and not with the calyx itself . When the sepals cohere by their contiguous edges into a kind of tube or cup , the calyx is said to be monophyllous ; an inaccurate term , which originated ...
... ovarium with the inside of an excavated pedicel , and not with the calyx itself . When the sepals cohere by their contiguous edges into a kind of tube or cup , the calyx is said to be monophyllous ; an inaccurate term , which originated ...
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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
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Side 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...
Side 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...
Side 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.