Acrostichum

noun

Acros·​ti·​chum
ə-ˈkrȯ-sti-kəm,
-ˈkrä-
: a genus of tropical ferns (family Polypodiaceae) with varied habit but with the sporangia covering all the underside of the frond

Word History

Etymology

New Latin, irregular from Greek akrostichis; from the arrangement of the spores on the leaflets

First Known Use

1879, in the meaning defined above

Time Traveler
The first known use of Acrostichum was in 1879

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Cite this Entry

“Acrostichum.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Acrostichum. Accessed 7 Feb. 2023.

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