Asterotheca
Sign in to savethumb|Palaeozoic fructifications of Ferns or Pteridosperms|alt= thumb|'''Psaronius|Psaronius sp. - trunk section|alt= thumb|Pecopteris arborescens - compression foliage'''
Wikidata facts
- Image
- Asterotheca cyathea.jpg
Show 3 more facts
- taxon name
- Asterotheca
- start time
- 359200000-
- end time
- 199000000-
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via Wikidata · CC0
~4 min read
Article
7 sectionsContents
- Description
- Synonyms
- Reproduction
- Fructifications of some Paleozoic seedless plants
- Significance of seedless vascular plants
- Paleoenvironments
- References
thumb|Palaeozoic fructifications of Ferns or Pteridosperms|alt= thumb|'''Psaronius|Psaronius sp. - trunk section|alt= thumb|Pecopteris arborescens - compression foliage
Asterotheca' is a genus of extinct seedless, spore-bearing, vascularized ferns dating from the Carboniferous of the Paleozoic to the Triassic of the Mesozoic.
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fern
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ploidy
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Polypodiidae
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plant
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year
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Wikidata
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genus
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digital object identifier
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taxonomy
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Jurassic
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International Standard Serial Number
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Cretaceous
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Triassic
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Paleozoic
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Cambrian
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Devonian
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Mesozoic
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Permian
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Silurian
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