cordaitales   (TTS Sound)

The cordaitales has 1 Senses.

• order cordaitales, cordaitales
• extinct plants having tall arborescent trunks comparable to or more advanced than cycads; known from the Pennsylvanian period; probably extinct since the Mesozoic era
• ソテツと同等かそれ以上に発達した高い樹木性の幹とを持つ、絶滅した植物