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Extinct genus of seed ferns
Caytonia is an extinct genus of seed ferns. Caytonia has berry-like cupules with numerous small seeds arrayed along axes It was once thought to be an ancestor
Caytonia
Extinct species of seed fern
Caytonia nathorstii is an extinct species of seed ferns. Caytonia has berry like cupules with numerous small seeds arrayed along axes Different organs
Caytonia_nathorstii
Extinct species of ferns
cuticles. Sagenopteris phillipsii may have been produced by the same plant as Caytonia nathorstii (ovulate organs) and Caytonanthus arberi (pollen organs). v
Sagenopteris_phillipsii
Clade of non-flowering, naked-seeded vascular plants
fossil gymnosperms such as these and the Bennettitales, glossopterids, and Caytonia are considered, it is clear that angiosperms are nested within a larger
Gymnosperm
Female plant reproductive structure
cupule (a modified branch or group of branches) surrounded the ovule (e.g. Caytonia or Glossopteris). Ovule orientation may be anatropous, such that when inverted
Ovule
List of lists of flowering plants recorded from South Africa
and a variety of fossils (glossopterids, Pentoxylon, Bennettitales, and Caytonia), but not the Gnetales. 23,420 species of vascular plant have been recorded
Lists of flowering plants of South Africa
Lists_of_flowering_plants_of_South_Africa
Extinct order of plants
some ferns, but lacking orders of venation found in angiosperm leaves. Caytonia was first described by Hamshaw Thomas in 1925. His close examination of
Caytoniales
Glossopteris, which already bore recurved leaves resembling carpels. The Mesozoic Caytonia is more flower-like still, with enclosed ovules – but only a single integument
Evolutionary history of plants
Evolutionary_history_of_plants
Subclass of plants containing three genera of gymnosperms
distinctive as the four living gymnosperm groups, such as Bennettitales, Caytonia and the glossopterids. When these gymnosperm fossils are considered, the
Gnetidae
Genus of seed ferns
organ-genus of the Caytoniales, and it is often found along Sagenopteris and Caytonia. Caytonanthus remains have been found in Greenland, UK, Hungary Russia
Caytonanthus
Extinct genus of seed ferns
cuticles. Sagenopteris phillipsii may have been produced by the same plant as Caytonia nathorstii (ovulate organs) and Caytonanthus arberi (pollen organs). The
Sagenopteris
Geologic formation in Poland and Germany
Cuticles Affinities with Cheirolepidiaceae or Araucariaceae inside Pinales Caytonia C. sp. Odrowąż Sołtyków Reproductive structure Affinities with Caytoniaceae
Zagaje_Formation
Geological formation in Montenegro
Callialasporites C. sp. Budoš Pollen Affinities with the family Araucariaceae. Caytonia C. sp. Budoš Pollen Organs Type Pollen organ of Caytoniales. Cerebropollenites
Seoca_Lithiotis_Limestone
Geologic formation in Poland
Kaszewy 1 Leaves/Cuticles Affinities with the Ginkgoaceae inside Ginkgoidae. Caytonia C. sp Lublin Coal Basin Ovulate Structure Affinities with the Caytoniaceae
Drzewica_Formation
British paleobotanist
obvious, leaves. This enabled him to demonstrate that the seed-bearing Caytonia, the pollen-bearing Antholithius and the leaves Sagenopteris were all parts
Hugh_Hamshaw_Thomas
Extinct genus of reptiles
megafossils include the horsetails Equisetum and Schizoneura; the seed fern Caytonia; the cycad Otozamites; the araucaria Brachyphyllum; Ginkgo; and the charophyte
Knoetschkesuchus
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