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Annularia

noun
An·nu·lar·ia | \ˌanyəˈla(a)rēə\

Definition of Annularia 

: a large genus of fossil pteridophytic plants of the order Equisetales having annuli formed by the basal sheaths of the leaf whorls

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First Known Use of Annularia

1830, in the meaning defined above

History and Etymology for Annularia

New Latin, from Latin annulus + New Latin -aria

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Dictionary Entries near Annularia

annular eclipse

annular finger

annular gear

Annularia

annularity

annular solid

annular vault

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Time Traveler for Annularia

The first known use of Annularia was in 1830

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