Pteris cretica
Pteris ensiformis
Pteris vittata
… (see the full List of Pteris species) Image File history File links Download high resolution version (850x1400, 202 KB) Description: Gebänderter Saumfarn (Pteris vittata), Saumfarngewächse (Pteridaceae) - Argentinien/Argentina, Buenos Aires, San Telmo, Paseo Colón Source: selbst fotografiert - my own photo Date: 7. ... Scientific classification or biological classification is how biologists group and categorize extinct and living species of organisms. ... Divisions Green algae Land plants (embryophytes) Non-vascular embryophytes Hepatophyta - liverworts Anthocerophyta - hornworts Bryophyta - mosses Vascular plants (tracheophytes) Seedless vascular plants Lycopodiophyta - clubmosses Equisetophyta - horsetails Pteridophyta - true ferns Psilotophyta - whisk ferns Ophioglossophyta - adderstongues Seed plants (spermatophytes) †Pteridospermatophyta - seed ferns Pinophyta - conifers Cycadophyta - cycads Ginkgophyta - ginkgo Gnetophyta - gnetae Magnoliophyta - flowering plants... Classes Marattiopsida Osmundopsida Gleicheniopsida Pteridopsida A fern, or pteridophyte, is any one of a group of some twenty thousand species of plants classified in the Division Pteridophyta, formerly known as Filicophyta. ... Subclasses Subclass: Cyatheatae Subclass: Schizaeatae Subclass: Pteriditae Subclass: Polypoditae The Pteridopsida is a class of plants in the Division Pteridophyta that includes the modern ferns. ... Families Acrostichaceae Adiantaceae Pellaeaceae Parkeriaceae Pteridaceae Vittariaceae The Pteridales are ferns that have their sori in linear strips under the edge of the leaf tissue, usually with the edge of the lamina reflexed over. ... A painting of Carolus Linnaeus Carl Linnaeus, also known after his ennoblement as Carl von Linné   listen?, and who wrote under the Latinized name Carolus Linnaeus (May 23, 1707 – January 10, 1778), was a Swedish botanist who laid the foundations for the modern scheme of taxonomy. ... List of Pteris species Pteris aberrans Alderw. ...