An Introduction to BotanyLongman, Orme, Brown, Green, and Longmans, 1839 - 594 páginas |
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Página x
... Figure 446 CHAP . VIII . Fertilisation 337 of Outline 455 Sexuality of Plants denied - 345 of Apex - 458 Mules 348 of Marginal Division - 460 CHAP . IX . Fruit 351 of Incision - 461 Changes during ripening 354 of Composition 463 ...
... Figure 446 CHAP . VIII . Fertilisation 337 of Outline 455 Sexuality of Plants denied - 345 of Apex - 458 Mules 348 of Marginal Division - 460 CHAP . IX . Fruit 351 of Incision - 461 Changes during ripening 354 of Composition 463 ...
Página 1
... figures , and that each is closed up from those that surround it ; if the inquiry is carried still farther , it will be discovered that the partitions between the cavities are all double , and that by maceration in water , or by other ...
... figures , and that each is closed up from those that surround it ; if the inquiry is carried still farther , it will be discovered that the partitions between the cavities are all double , and that by maceration in water , or by other ...
Página 9
... figures , ad- hering together in masses . It is transparent , and in most cases colourless : when it appears otherwise , its colour is caused by matter contained within it . If a thin slice of the pith of elder , or of any other plant ...
... figures , ad- hering together in masses . It is transparent , and in most cases colourless : when it appears otherwise , its colour is caused by matter contained within it . If a thin slice of the pith of elder , or of any other plant ...
Página 13
... figure which should be considered normal or typical in this kind of tissue ; for that is the form in which bladders are always found when they are generated separately , without exercising any pressure upon each other ; as , for example ...
... figure which should be considered normal or typical in this kind of tissue ; for that is the form in which bladders are always found when they are generated separately , without exercising any pressure upon each other ; as , for example ...
Página 17
... figures , to which they give a sort of toothed appearance , as in the anther of Phlomis fruticosa and other Labiatæ . ( Plate I. fig . 15. ) The last three were first noticed by Purkinje . 8. The fibre twisted spirally , in the ...
... figures , to which they give a sort of toothed appearance , as in the anther of Phlomis fruticosa and other Labiatæ . ( Plate I. fig . 15. ) The last three were first noticed by Purkinje . 8. The fibre twisted spirally , in the ...
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Palavras e frases frequentes
Adolphe Brongniart anther apex appears arranged axis bark base become bladders body botanists bracts branches buds bundles called calyx Candolle carbonic acid carpels cause cavity cells cellular tissue centre character colour colourless common compound considered consists corolla cotyledons cyclosis cyme dehiscence developement direction disk dissepiments distinct Dutrochet elongated embryo Endogens epidermis exist Exogens external extremity fibres fleshy flowers fluid fruit glands grains granules green growing hairs inflorescence integument kind layers leaf leaflets leaves Linnæus lobes margin matter medullary rays membrane midrib Mirbel modifications Mohl monocotyledons nature nucleus observations organs ovary ovule oxygen parenchyma peculiar pericarp petals petiole pistil pith placenta plants Plate pollen pollen tube produced quantity radicle remarkable roots round seeds separate side sometimes species spiral vessels stamens stem stigma stomates structure substance surface term terminal tion tree tube valves vascular vegetable veins wood woody tissue yellow