Cercidiphyllum and fossil allies: morphological interpretation and general problems of plant evolution and development
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Bibliographische Detailangaben
1. Verfasser: Krasilov, Valentin Abramovich (VerfasserIn)
Format: Elektronisch E-Book
Sprache:English
Veröffentlicht: Sofia, Bulgaria Pensoft 2010
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Online-Zugang:FAW01
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Beschreibung:Includes bibliographical references (p. [111]-116)
Historical overview -- Material and methods -- Morphological description. Shoot system ; Short shoot development ; Cataphylls ; Short-shoot leaf (prophyll) ; Long shoot development ; Foliage leaves ; Leaf epidermis ; Leaf glands ; Floral structures ; Staminate structures ; Pollen grains ; Pistillate structures ; Placenta and ovules ; Fruit and seed ; Summary of morphological findings -- Fossil allies. Eocercidiphyllites plant ; Comparison with extant Cercidiphyllum and fossil allies ; Other extinct cercidiphyllids ; Cretaceous ranunculids ; Ternaricarpites, a possible ranunculid precursor of early cerciciphyllids -- Discussion of Cercidiphyllum morphology. Shoot system ; Leaves and prophylls ; Glands and stomata ; Typology of floral structures ; Developmental evidence of flower -- inflorescence transformations ; Preflower ; Carpel typology ; Ovule -- gland homeomorphism ; Seed evolution ; Staminate two-stage flower ; Conversion, convergence and ectopic developments ; Taxonomic implications -- Relevance to general problems of plant evolution and development. Morphogenesis and organographic rules ; Angiosperm origin and phylogeny ; Tendencies of floral evolution ; Neotenic transformation ; Inference from paleobotanical data -- Conclusion
Beschreibung:1 Online-Ressource (150 p., 32 p. of plates)
ISBN:9546425443
9789546425447

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