seed fern
noun
: any of an order (Pteridospermales) of extinct cycadophytes with foliage like that of ferns and with naked seeds
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From the fossils, the research team identified conifer foliage, seed fern, and angiosperm leaves — flowering plants.
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Monica Cull, Discover Magazine, 9 June 2025
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Monica Cull, Discover Magazine, 9 June 2025
Cite this Entry
“Seed fern.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/seed%20fern. Accessed 23 Jun. 2025.
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