عنوان

Cercidiphyllum and fossil allies :

9546425249

9789546425249

b750539

Cercidiphyllum and fossil allies :

[Book]

morphological interpretation and general problems of plant evolution and development /

by Valentin Krassilov.

Sofia, Bulgaria :

Pensoft,

2010.

150 pages :

illustrations (chiefly color) ;

24 cm

Includes bibliographical references (pages 111-116).

Introduction -- Acknowledgements -- 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 -- References -- Plates.

0

Morphological interpretation and general problems of plant evolution and development

Angiosperms-- Morphology.

Angiosperms.

Plants-- Evolution.

Plants, Fossil.

Angiosperms-- Morphology.

Angiosperms.

Plants-- Evolution.

Plants, Fossil.

s1bo

Krasilov, Valentin Abramovich.

20201204101721.0

[Book]

Y