Synonym: Trimerophytophyta Bold 1973
Full reference: W. Zimmermann. 1930. Die Phylogenie der Pflanzen
Parent taxon: Embryophyta according to E. Taylor et al. 2008
See also Doweld 2001
Sister taxa: Acylomurus, Antherocerotophyta, Anthocerotophyta, Apiculiretusispora, Bryophyta, Concavissimisporites, Coniferophyta, Cycadophyta, Diatomozonotriletes, Divisisporites, Gigantopteridales, Ginkgophyta, Hermanophytales, Iraniales, Lusatisporis, Lycophyta, Marchantiophyta, Progymnospermophyta, Protosalvinia, Pteridospermophyta, Sphenophyta, Tracheophyta, Zosterophyllophyta
Subtaxa: Acanthophyton Arthrostigma Drepanophycus Eogaspesiea Hicklingia Himantophyton Hornea Horneophyton Hostinella Niayssia Polyxylon Psilodendrion Psilophytites Psilophytopsida Psilotiphyllum Reimanniopsis Serrulacaulis Stolbergia Svalbardia Taeniocrada Tomiphyton
Ecology: "photoautotroph"