: a form genus of fossil plants that are known from fructifications bearing pendulous sporangia in epaulet-shaped clusters and occurring on pecopteroid plant remains and that are usually considered to be seed ferns

Word History


New Latin, from cross- + -theca

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Dictionary Entries Near Crossotheca

Cite this Entry

“Crossotheca.” Dictionary, Merriam-Webster, Accessed 19 Jul. 2024.

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