Gnetophyta
Gnetophyta dominated the Paleogene and the Neogene epochs, from 43 to 2.5 million years ago, but in the Fifth World only two orders survive, each with only one genus.
Gnetophyta dominated the Paleogene and the Neogene epochs, from 43 to 2.5 million years ago, but in the Fifth World only two orders survive, each with only one genus.