Cercidiphyllum and fossil allies : morphological interpretation and general problems of plant evolution and development /

Detalles Bibliográficos
Clasificación:Libro Electrónico
Autor principal: Krasilov, V. A. (Valentin Abramovich)
Formato: Electrónico eBook
Idioma:Inglés
Publicado: Sofia, Bulgaria : Pensoft, 2010.
Temas:
Angiosperms.
Angiosperms > Morphology.
Plants, Fossil.
Plants > Evolution.
Magnoliopsida
Angiospermes.
Angiospermes > Morphologie.
Plantes fossiles.
Plantes > Évolution.
Angiospermae (division)
SCIENCE > Paleontology.
Angiosperms
Angiosperms > Morphology
Plants > Evolution
Plants, Fossil
Acceso en línea:Texto completo
Tabla de Contenidos:
  • 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.

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