An Introduction to BotanyLongman, 1839 - 594 стор. |
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Сторінка 4
... ( Plate I. fig . 6. ) Hence it may be conjectured , that what we call primitive membrane is itself the result either of primitive fibres completely conso- lidated , or of molecules originally disposed in a spiral direc- tion , as Raspail ...
... ( Plate I. fig . 6. ) Hence it may be conjectured , that what we call primitive membrane is itself the result either of primitive fibres completely conso- lidated , or of molecules originally disposed in a spiral direc- tion , as Raspail ...
Сторінка 5
... Plate II . fig . 2. ) They are therefore not dots , but pits . Should the observer fail in seeing the pits in their natural state , the application of tincture of iodine to the sub- ject under examination will enable him to discover ...
... Plate II . fig . 2. ) They are therefore not dots , but pits . Should the observer fail in seeing the pits in their natural state , the application of tincture of iodine to the sub- ject under examination will enable him to discover ...
Сторінка 6
... Plate II . fig . 1. a a ) , so that it may be supposed that they are passages to allow of permeation from one cell to another ; but this arrangement is by no means uniform ( see same fig . b ) . * Elementary Fibre may be compared to ...
... Plate II . fig . 1. a a ) , so that it may be supposed that they are passages to allow of permeation from one cell to another ; but this arrangement is by no means uniform ( see same fig . b ) . * Elementary Fibre may be compared to ...
Сторінка 14
... ( Plate I. fig . 9. ) 2. The lobed ( Plate I. fig . 2. ƒ ) ; in the inside of the leaf of Nuphar luteum , Lilium candidum , Vicia Faba , & c .: in this form of cellular tissue the vesicles are sometimes oblong with a sort of leg or ...
... ( Plate I. fig . 9. ) 2. The lobed ( Plate I. fig . 2. ƒ ) ; in the inside of the leaf of Nuphar luteum , Lilium candidum , Vicia Faba , & c .: in this form of cellular tissue the vesicles are sometimes oblong with a sort of leg or ...
Сторінка 15
... ( Plate I. fig . 7. ) 8. The compressed ; in the cuticle of all plants . Here the bladders are often so compressed as to appear to be only a single membrane . ( Plate I. fig . 2. a ; Plate III . fig . 3 , 4 , & c . ) 9. The sinuous ; in ...
... ( Plate I. fig . 7. ) 8. The compressed ; in the cuticle of all plants . Here the bladders are often so compressed as to appear to be only a single membrane . ( Plate I. fig . 2. a ; Plate III . fig . 3 , 4 , & c . ) 9. The sinuous ; in ...
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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