An Introduction to BotanyLongman, Orme, Brown, Green, and Longmans, 1839 - 594 páginas |
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Página 7
... anther of Cam- panula ; occasionally it is straight , and adheres to the side of membrane , as in the same part in Digitalis purpurea ; but its most common direction is spiral . Whether it is solid or hol- low is not quite settled ...
... anther of Cam- panula ; occasionally it is straight , and adheres to the side of membrane , as in the same part in Digitalis purpurea ; but its most common direction is spiral . Whether it is solid or hol- low is not quite settled ...
Página 16
... anthers . The forms under which it exists in these parts are far more various than those of membranous cellular tissue . The principal varieties are these : — A. Membrane and Fibre combined . 1. Fibres twisted spirally , adhering to a ...
... anthers . The forms under which it exists in these parts are far more various than those of membranous cellular tissue . The principal varieties are these : — A. Membrane and Fibre combined . 1. Fibres twisted spirally , adhering to a ...
Página 17
... anthers of Nymphæaceæ , & c . 7. Fibres very short , attached to the sides of cells of various figures , to which they give a sort of toothed appearance , as in the anther of Phlomis fruticosa and other Labiatæ . ( Plate I. fig . 15 ...
... anthers of Nymphæaceæ , & c . 7. Fibres very short , attached to the sides of cells of various figures , to which they give a sort of toothed appearance , as in the anther of Phlomis fruticosa and other Labiatæ . ( Plate I. fig . 15 ...
Página 18
... anthers of Polygala Chamæbuxus , & c . by Purkinje . ( Plate I. fig . 19. ) 3. Fibres originating in a circle , curving upwards into a sort of dome , and uniting at the summit , observed by the same anatomist in the anthers of Veronica ...
... anthers of Polygala Chamæbuxus , & c . by Purkinje . ( Plate I. fig . 19. ) 3. Fibres originating in a circle , curving upwards into a sort of dome , and uniting at the summit , observed by the same anatomist in the anthers of Veronica ...
Página 19
John Lindley. 5. Fibres forming distinct arches , as seen in the anthers of Linaria cymbalaria , & c . by Purkinje . ( Plate I. fig . 4. ) * In the centre of some of the bladders of the cellular tissue of many plants there is a roundish ...
John Lindley. 5. Fibres forming distinct arches , as seen in the anthers of Linaria cymbalaria , & c . by Purkinje . ( Plate I. fig . 4. ) * In the centre of some of the bladders of the cellular tissue of many plants there is a roundish ...
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Palavras e frases frequentes
Adolphe Brongniart anther apex appears arranged axis bark base become bladders body botanists bracts branches brown buds bundles called calyx Candolle carbonic acid carpels cavity cells cellular tissue centre chalaza colour colourless common considered consists corolla cotyledons dehiscence developement dicotyledons direction disk dissepiments distinct Dutrochet elongated embryo Endogens epidermis exist Exogens external extremity fibres fleshy flowers fluid fruit glands grains granules green growing hairs hilum indehiscent inflorescence integument kind layers leaf leaflets leaves Linnæus lobes margin matter medullary rays membrane midrib Mirb Mirbel modifications Mohl monocotyledons nature nucleus observations organs ovary ovule oxygen parenchyma peculiar pericarp petals petiole pistil pith placenta plants Plate pollen produced quantity radicle receptacle remarkable roots round seeds separate side sometimes species spiral vessels sporangium stamens stem stigma stomates structure substance surface term terminating tion tree tubes valves vascular vegetable veins wood woody tissue yellow
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