An Introduction to BotanyLongman, 1839 - 594 sider |
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Side 7
... growing membrane . In direction it is variable ( Plates I. and II . ) ; sometimes it is straight , and attains a considerable length , as in some fungi ; sometimes it is short and straight , but hooked at the apex , as in the lining of ...
... growing membrane . In direction it is variable ( Plates I. and II . ) ; sometimes it is straight , and attains a considerable length , as in some fungi ; sometimes it is short and straight , but hooked at the apex , as in the lining of ...
Side 8
... grow , woody tissue and vessels are generated in abundance . We must , therefore , either admit that all forms of tissue are developed from the simple cell , and are conse- quently modifications of it ; or we must suppose , what we have ...
... grow , woody tissue and vessels are generated in abundance . We must , therefore , either admit that all forms of tissue are developed from the simple cell , and are conse- quently modifications of it ; or we must suppose , what we have ...
Side 10
... grow so firmly together , that their sides really form in their union but one membrane ; and it will be here- after seen that in many cases the partition between two cells is originally simple . The bladders of cellular tissue are ...
... grow so firmly together , that their sides really form in their union but one membrane ; and it will be here- after seen that in many cases the partition between two cells is originally simple . The bladders of cellular tissue are ...
Side 12
... grow at the upper lateral extremity of a joint or cell ; each at first is a small protuberance , which is trans- formed into a lateral cylindrical excrescence containing chlo- rophyll ( green colouring matter ) , and having its cavity ...
... grow at the upper lateral extremity of a joint or cell ; each at first is a small protuberance , which is trans- formed into a lateral cylindrical excrescence containing chlo- rophyll ( green colouring matter ) , and having its cavity ...
Side 17
... grown together , except at certain spaces where they separate and leave small dot - like spaces . This and the last have been noticed by Mr. Valentine in Orchidaceous plants , and have been extremely well figured by Slack . ( Trans ...
... grown together , except at certain spaces where they separate and leave small dot - like spaces . This and the last have been noticed by Mr. Valentine in Orchidaceous plants , and have been extremely well figured by Slack . ( Trans ...
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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