nemathecium

noun

nem·​a·​the·​ci·​um

ˌneməˈthēs(h)ēəm

plural nemathecia

-)ēə

: a wartlike prominence on the thallus of a red alga containing tetraspores, antheridia, or cystocarps

Word History

Etymology

New Latin, from nem- + -thecium

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