glossopteris

noun
glos·sop·ter·is

Definition of glossopteris 

1 capitalized : a genus of chiefly Permian and Triassic fossil ferns or fernlike plants characterized by thick entire fronds with anastomosing veins

2 plural -es : any plant of the genus Glossopteris

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History and Etymology for glossopteris

New Latin, from gloss- + -pteris

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