An Introduction to BotanyLongman, 1839 - 594 páginas |
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Página 7
... consequence of which reticulated appearances are frequently found in tissue . Slack adds that it sometimes branches . Like membrane it is increased in thickness by the deposit of sedimentary matter on that part which does not adhere to ...
... consequence of which reticulated appearances are frequently found in tissue . Slack adds that it sometimes branches . Like membrane it is increased in thickness by the deposit of sedimentary matter on that part which does not adhere to ...
Página 82
... consequences attendant upon such a state take place ; the regular and symmetrical arrangement of the buds is disturbed ; the buds themselves are sunk beneath the surface , or half obliterated , and the whole becomes a shapeless mass ...
... consequences attendant upon such a state take place ; the regular and symmetrical arrangement of the buds is disturbed ; the buds themselves are sunk beneath the surface , or half obliterated , and the whole becomes a shapeless mass ...
Página 90
... thick - sided ; in consequence of which it is of great value for many useful purposes . When freed from the cellular tissue adhering to it , it is often manufactured into cordage , especially 90 BOOK I. ORGANOGRAPHY .
... thick - sided ; in consequence of which it is of great value for many useful purposes . When freed from the cellular tissue adhering to it , it is often manufactured into cordage , especially 90 BOOK I. ORGANOGRAPHY .
Página 94
... consequence of any causes that may have impeded its growth , the formation of wood is so imperfect as scarcely to form a perceptible zone : yet De Candolle has endeavoured to show in an able paper , Sur la Longévité des Arbres , that ...
... consequence of any causes that may have impeded its growth , the formation of wood is so imperfect as scarcely to form a perceptible zone : yet De Candolle has endeavoured to show in an able paper , Sur la Longévité des Arbres , that ...
Página 97
... consequence of which a cross section exhibits none of those open mouths which give what is vulgarly called porosity to wood . Instead of this , the wood gene- nerally consists exclusively of that kind of tissue which has been described ...
... consequence of which a cross section exhibits none of those open mouths which give what is vulgarly called porosity to wood . Instead of this , the wood gene- nerally consists exclusively of that kind of tissue which has been described ...
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Palavras e frases frequentes
Adolphe Brongniart albumen anther apex appears axis bark base become body botanists Botany bracts branches buds bundles called calyx Cand Candolle carbonic acid carpels cause cavity cells cellular tissue centre chalaza character cloth colour common consists containing corolla cotyledons cyclosis developement dicotyledons direction disk Dutrochet Edition embryo epidermis exist extremity fibres filament fleshy flowers fluid foramen fruit glands grains green growing hairs hilum inches integument kind latex layers leaf leaflets leaves light Linnæus lobes Loudon margin matter medullary rays membrane Mirbel monocotyledons nature nitrogen nucleus observed organs ovarium ovary ovule oxygen parenchyma pericarp petals petiole pistil pith placenta plants Plate plumula pollen pollen tube produced quantity radicle Raphides remarked roots round seeds separate side species specimens spiral vessels stamens stem stigma stomates structure substance surface term terminating tion tree tubes vascular vegetable veins wood woody tissue yellow