Query: Plants from the Mississippian period or the Late Cretaceous period
Domain: plants
Relevant documents:
Palmoxylon
Stamnostoma
Pachypteris
Sphenopteris
Hamatophyton
Sphenobaiera
Arecales
Sphenophyllales
Moresnetiaceae
Hamatophyton verticillatum
Progymnosperm
Antarctoxylon
Zamites
Metzgeriothallus
Aachenosaurus
Cunninghamites elegans
Orontium mackii
Suciacarpa