bennettitales defined in 1951 yearbennettitales - bennettitales;
bennettitales - Order of extinct Gymnospennae that flourished during the Mesozoic. Resembled cycads (Cyca-dales) somewhat in external appearance and anatomy of stem and leaf. Differed from them in possessing cones containing both micro- and mega-sporophylls and in form of these sporophylls.
near bennettitales in Knolik
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