Phylum Gnetophyta Bessey 1907
PaleoDB taxon number: 263827
Parent taxon: Cycadophytanae according to A. B. Doweld 2001
Sister taxa: Aneurophytophyta, Cycadeoideophyta, Lyginopteridopsida, Magnoliophyta, Moresnetiophyta, Noeggerathiophyta, Peltaspermophyta, Pinophyta
Subtaxa: Gnetopsida