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the claim
Angiosperms originated during the Cretaceous period.
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SUPPORTED
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Recorded sources
6 sources for · 0 against
Is it true that Angiosperms originated during the Cretaceous period?
Yes. Multiple authoritative and peer-reviewed sources confirm that the earliest undisputed fossil evidence and major appearance of angiosperms (flowering plants) date back to the Cretaceous period.
Verdict: SUPPORTED · 6 sources for, 0 against · Last checked
How claims like this are judged
Judged against reference works: claims of this kind are settled by the historical reference record, not journal abstracts.
Evidence for · 6
Reference article covering this claim directly
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Wikipedia: Cretaceous. (n.d.). Wikipedia. https://en.wikipedia.org/wiki/Cretaceous
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More for · 5
Discusses Cretaceous angiosperms and their rapid diversification during this period.
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PLOS (all journals): Genome downsizing, physiological novelty, and the global dominance of flowering plants. (n.d.). PLOS (all journals). https://doi.org/10.1371/journal.pbio.2003706
Indicates flowering plants first appeared in the Lower Cretaceous, about 125 million years ago.
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LibreTexts: LibreTexts: 26.1%3A Evolution of Seed Plants. (n.d.). LibreTexts. https://bio.libretexts.org/Bookshelves/Introductory_and_General_Biology/General_Biology_1e_(OpenStax)/5%3A_Biological_Diversity/26%3A_Seed_Plants/26.1%3A_Evolution_of_Seed_Plants
States flowering plants first appeared about 125 million years ago in the Lower Cretaceous.
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OpenStax: OpenStax Biology 2e: 26.1 Evolution of Seed Plants. (n.d.). OpenStax. https://openstax.org/books/biology-2e/pages/f939e91c-cce9-4365-96d3-496182c0172b@
Notes that angiosperms appeared and rapidly diversified during the Cretaceous period.
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Semantic Scholar peS2o: Re-Evaluating Botryosphaeriales: Ancestral State Reconstructions of Selected Characters and Evolution of Nutritional Modes. (n.d.). Semantic Scholar peS2o. https://www.mdpi.com/2309-608X/9/2/184/pdf?version=1674987655
Notes angiosperms diverged prior to or during the Cretaceous and evolved rapidly then.
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Wikipedia: Wikipedia: Paleobiota of the Klondike Mountain Formation. (n.d.). Wikipedia. https://en.wikipedia.org/wiki/Paleobiota_of_the_Klondike_Mountain_Formation
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