The Development and Ultrastructure of the Stomata of Funaria Hygrometrica, HedwCornell University, 1982 - 252 pagina's |
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Pagina 9
... Phragmoplast microtubules occur up to the ends of the plate but not in the cell poles . The polar regions lack any discernible ultrastructural specialization such as evidence of wall dissolution or a structure impeding cell plate ...
... Phragmoplast microtubules occur up to the ends of the plate but not in the cell poles . The polar regions lack any discernible ultrastructural specialization such as evidence of wall dissolution or a structure impeding cell plate ...
Pagina 18
... phragmoplast so as to orient wall fusion ( Busby and Gunning , 1980 ) . The epidermis of the apophysis of Funaria is a unique system in which to test this idea . A PPB appears to be present in non - stomatal epidermal cells whose cell ...
... phragmoplast so as to orient wall fusion ( Busby and Gunning , 1980 ) . The epidermis of the apophysis of Funaria is a unique system in which to test this idea . A PPB appears to be present in non - stomatal epidermal cells whose cell ...
Pagina 19
Fred David Sack. Orientation of the phragmoplast does not seem to require a PPB in the Funaria GCPC where the cell plates are consistently axially aligned . A band may also be unnecessary for phragmoplast positioning in non- stomatal ...
Fred David Sack. Orientation of the phragmoplast does not seem to require a PPB in the Funaria GCPC where the cell plates are consistently axially aligned . A band may also be unnecessary for phragmoplast positioning in non- stomatal ...
Inhoudsopgave
INCOMPLETE CYTOKINESIS IN FUNARIA STOMATA | 4 |
THE DEVELOPMENT OF GUARD CELL SHAPE | 33 |
PORE AND CUTICLE FORMATION | 65 |
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Veelvoorkomende woorden en zinsdelen
absent apophysis appear areas arrow arrowheads associated bands calyptra capsule cell plate cell walls changes Chapter cisternae close comparable contain contents continuous Cross section cuticular cytoplasm described differentiation distal electron dense electron microscope ends especially expansion extend fibrils fixed formed Funaria stomata functional Galatis and Mitrakos GCPC's globules guard cell guard cell walls Gunning higher inclusions inner lack ledges light lines located material mature micrographs microtubules middle lamella moss movement non-stomatal epidermal cells nucleus observed occur older optics orientation origin outer wall Palevitz Paolillo Paradermal section parent Pickett-Heaps plants plasmalemma plasmodesmata plastids pore cuticle pore formation possible PPB's present radial reach region reported separation septum shape sides similar sporophyte stage strands structure studies subsidiary cell substomatal cavity surface thick thickening throughout tissue tubular ultrastructural usually vacuoles ventral wall vesicles wall layer young