Cycadeoidaceae is a family of bennettitalean plants which flourished in the Mesozoic era. Two genera, '' Cycadeoidea'' and '' Monanthesia'', are currently recognised though most species are poorly known. They had a similar morphology to

cycads Cycads are seed plants that typically have a stout and woody (ligneous) trunk with a crown of large, hard, stiff, evergreen and (usually) pinnate leaves. The species are dioecious, that is, individual plants of a species are either male or ...

, with thick, branchless trunks covered in scale leaves. Cycadeoidea_sp

References

Bennettitales Jurassic plants Cretaceous plants Prehistoric plant families Jurassic first appearances Cretaceous extinctions {{cretaceous-plant-stub