New Paleobotany Book!
Reproduction: Seed-bearing in simple to compound cones
Carboniferous - present
Cordaitales †
Voltziales †
Conifers
Gnetophytes *
*Diverts to Plant Diversity site
Above (left): Cordiates † leaves; Above (middle): Branches of Voltziales †; Above (right): Living conifer Araucaria