Acrostichum

noun Acros·ti·chum \ə-ˈkrȯ-sti-kəm, -ˈkrä-\

Definition of Acrostichum

  1. :  a genus of tropical ferns (family Polypodiaceae) with varied habit but with the sporangia covering all the underside of the frond

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Origin and Etymology of acrostichum

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


First Known Use: 1879


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the point at which something begins

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