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Noun order cordaitales has 1 sense
Cordaitales, order Cordaitales - extinct plants having tall arborescent trunks comparable to or more advanced than cycads; known from the Pennsylvanian; probably extinct since the Mesozoic--1 is a kind of plant order
 --1 is a member of 
--1 has members: Cordaitaceae, family Cordaitaceae
 
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