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Several distinct polyphyletic groups of extinct seed-bearing plants
Pteridosperms, also known as seed ferns, are a polyphyletic grouping of extinct seed-producing plants. The earliest fossil evidence for plants of this
Pteridosperm
Land type during the late Carboniferous and Permian
were: Sigillaria Lepidodendron Calamites pteridosperms Genera recorded in Great Britain include: Pteridosperm leaves: Alethopteris, Callipteridium, Cyclopteris
Coal_forest
Prehistoric plant order
described as pteridosperms (a polyphyletic group sometimes referred to as "seed ferns") and, thus, the group on which the concept of pteridosperms was first
Lyginopteridales
Earth's southernmost continent
During the Triassic period, Antarctica was dominated by seed ferns (pteridosperms) belonging to the genus Dicroidium, which grew as trees. Other associated
Antarctica
Clade of non-flowering, naked-seeded vascular plants
extinct seed plant groups are recognised including those considered pteridosperms/seed ferns, as well other groups like the Bennettitales. By far the
Gymnosperm
Kingdom of organisms
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Plant
Extinct class of vascular plants
Devonian times the aneurophytaleans are presumed to have given rise to the pteridosperm order, the Lyginopteridales. In Late Devonian times, another group of
Progymnosperm
Extinct genus of eurypterid
modern-day Australia suggest a flora dominated by different types of pteridosperms with pockets of isoetoid lycopsids. During Megarachne's time, Argentina
Megarachne
Supercontinent from the late Paleozoic to early Mesozoic eras
cold-adapted pteridosperms (early seed plants) of Gondwana were blocked from spreading throughout Pangaea by the equatorial climate, and northern pteridosperms ended
Pangaea
Geological formation in Brazil
arrojadoi Rhachiphyllum R. sp. A pteridosperm Sphenophyllum S. sp. A fern Teresinoxylon T. euzebioi A pteridosperm Tietea T. singularis A fern tree Yvyrapitys
Pedra_de_Fogo_Formation
Extinct order of Late Carboniferous seed ferns
(PDF). Strelitzia. 20: 1–280. Hilton, J. & Bateman, R. M. (2006), "Pteridosperms are the backbone of seed-plant phylogeny", Journal of the Torrey Botanical
Medullosales
Study of plant life
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Botany
Clade of seed plants that produce flowers
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Flowering_plant
Division of naked-seeded dioecious plants
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Cycad
Extinct genus of plants
Pitus, also known as Pitys, is an extinct genus of early "pteridosperm" (also known as "seed fern") seed plant (gymnosperm sensu lato). A morphogenus representing
Pitus
Mesozoic pteridosperm leaf fossil
Pachypteris is an extinct Mesozoic pteridosperm ("seed fern") genus of fossil leaves. It has either been aligned with the peltasperms or the corystosperms
Pachypteris
Third and last period of the Mesozoic Era
well as the extinct Bennettitales. Other groups of plants included pteridosperms or "seed ferns", a collective term that refers to disparate groups of
Cretaceous
would lead to the conclusion that both groups arose from within the pteridosperms, probably as early as the Permian. The angiosperms and their ancestors
Evolutionary history of plants
Evolutionary_history_of_plants
Clade of plants with xylem and phloem
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Vascular_plant
Terrestrial plants that lack vascular tissue
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Bryophyte
Genus of gymnosperms in the family Ephedraceae
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Ephedra_(plant)
Second period of the Mesozoic Era
Pattemore, G.A., Rigby, J.F. and Playford, G., 2015. Triassic-Jurassic pteridosperms of Australasia: speciation, diversity and decline. Boletín Geológico
Jurassic
Plant without a vascular system
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Non-vascular_plant
Genus of aquatic plants
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Azolla
Division of typically non-vascular land plants
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Moss
Division of non-vascular land plants
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Liverwort
Extinct class of leafless plants
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Horneophytopsida
Class of vascular plants
during the Middle Triassic when plant groups like horsetails, ferns, pteridosperms, cycads, ginkgos and conifers resurfaced and diversified quickly. Lycophytes
Lycopodiopsida
Genus of coniferous evergreen trees
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Spruce
Genus of plants (coniferous trees)
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Cedrus
Group of algae
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Cyanidiophytina
Class of vascular plants
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Fern
Genus of ferns
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Phanerosorus
Extinct genus of seed fern
A. (October 1998). "Sun and shade leaves in two Jurassic species of Pteridosperms". Review of Palaeobotany and Palynology. 103 (3–4): 209–221. doi:10
Komlopteris
Genus of plants (fossil)
County, Illinois F. L. S., Johnson, T. D. (1911). A seed-bearing Irish Pteridosperm, Crossotheca Höninghausi, Kidston (Lyginodendron oldhamium, Williamson)
Sphenopteris
Genus of vascular plants
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Equisetum
Plants that reproduce with seeds
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Seed_plant
within the Triassic of Gondwana: Umkomasia fleurdelysia, a new cupule (pteridosperm megasporophyll) and a comparison of allied species". Alcheringa: An Australasian
2026_in_paleobotany
Extinct order of plants
Callistophytales were reproductively more sophisticated than most other Palaeozoic pteridosperms, some of which they seem to have out-competed and replaced in the "coal
Callistophytales
Subclade of green plants, also known as land plants
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Embryophyte
Group of seed plants
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Conifer
Genus of conifers
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Tsuga
Geologic formation in Texas, United States
Presence Material Notes Images Tinsleya T. texana Maybelle Member. Numerous specimens. A pteridosperm. Zeilleropteris Z. wattii Leaves. A gigantopterid.
Lueders_Formation
Genus of ferns
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Adiantum
Class of algae
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Bangiophyceae
Species of fern in the family Onocleaceae
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Matteuccia
Extinct genus of seed ferns
pp. 177-209 Kidston, Robert (1906). "On the microsporangia of the pteridosperms". Proceedings of the Royal Society of London. Series B, Containing Papers
Crossotheca
Clade of archaeplastids including green algae and the land plants
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Viridiplantae
Paraphyletic group of eukaryotes
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Green_algae
Genus of ferns
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Stromatopteris
Species of ferns
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Bommeria_elegans
Genus of ferns
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Diplaziopsis
Genus of aquatic plants
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Marsilea
Division of algae
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Glaucophyte
Genus of ferns
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Anemia_(plant)
Earth's most severe extinction event
recolonize the land. Conifers became common by the early Anisian, while pteridosperms and cycadophytes only fully recovered by the late Anisian. During the
Permian–Triassic extinction event
Permian–Triassic_extinction_event
Division of plants containing three genera of gymnosperms
H. Freeman and Company. Hilton, Jason; Bateman, Richard M. (2006). "Pteridosperms are the backbone of seed-plant phylogeny". Journal of the Torrey Botanical
Gnetophyta
Genus of deciduous conifers in the family Pinaceae
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Larch
Geologic formation in Kyrgyzstan
lycopods (Ferganadendron, Mesenteriophyllum, Isoetites) are more common. Pteridosperms are abundant and diverse, making up more than half of all the plant
Madygen_Formation
Family of ferns
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Cystopteridaceae
Genus of ferns
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Plenasium
Class of algae
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Cyanidiophyceae
Subclass of ferns
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Equisetidae
Genus of ferns
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Lindsaea
Group of extinct land plants
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Zosterophyll
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
List_of_plant_orders
Genus of coniferous trees
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Fir
Genus of algae
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Spirotaenia
Class of liverworts
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Marchantiopsida
Extinct genus of ferns
Ptilozamites is an extinct genus of pteridosperm (colloquially known as "seed ferns"), known from the Triassic and Early Jurassic of the Northern Hemisphere
Ptilozamites
Genus of conifers
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Keteleeria
Division of plant life
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Red_algae
Genus of plants
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Phyllocladus
Genus of evergreen conifers
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Araucaria
Class of algae
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Stylonematophyceae
Embryophyte plants with branched spore-bearing generation
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Polysporangiophyte
Genus of ferns
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Nephrolepis
Phylum of algae
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Charophyta
Subclass of ferns
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Ophioglossidae
British birth control campaigner and palaeobotanist (1880–1958)
missing link between ferns and conifers. They later became known as the pteridosperm. She was provided the opportunity to work with the world's leading experts
Marie_Stopes
Family of ferns
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Cyatheaceae
Family of ferns
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Loxsomataceae
Genus of ferns
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Pilularia
Genus of plants
H, probably belong to true Ferns; F is the male fructification of a Pteridosperm (Lyginodendron); the rest are of doubtful nature. The evolution of vascular
Asterotheca
Division of non-vascular land plants with horn-shaped sporophytes
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Hornwort
Class of green algae
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Chlorophyceae
Class of green algae
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Ulvophyceae
Broadly circumscribed group of spore bearing plants
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Lycophyte
Extinct genus of seed ferns
2307/2399379. JSTOR 2399379. Townrow, John A. (1960). "The Peltaspermaceae, a pteridosperm family of Permian and Triassic age". Palaeontology. 3 (3): 333–361. Dobruskina
Lepidopteris
Genus of ferns
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Angiopteris
Genus of ferns
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Trichomanes
Genus of conifers in the family Pinaceae
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Pseudotsuga
Genus of ferns
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Acrostichum
Class of algae
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Trebouxiophyceae
Topics referred to by the same term
Sinployea decorticata Pitys, a synonym of Pitus, a Carboniferous "seed fern/pteridosperm" tree This disambiguation page lists articles associated with the title
Pitys
Phylum of green algae
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Chlorophyta
Genus of unicellular archaeplastids
†Archaeopteridopsida †Noeggerathiopsida †Protopityales Spermatophytes (seed plants) †Pteridosperms* (seed ferns) and other extinct seed plant groups †Bennettitales †Calamopityales
Rhodelphis
Genus of anteosaurid synapsid from the Permian
seldom were deeply flooded. The flora was dominated by the deciduous pteridosperm Glossopteris, which formed woodlands and large forests concentrated along
Anteosaurus
†Polygnathus †Polygnathus communis †Prioniodus †Proetus †Pseudopolygnathus †Pteridosperm †Pterotheca †Ptyctodus †Quadratia †Receptaculites †Remopleurides †Robustum
List of the prehistoric life of Missouri
List_of_the_prehistoric_life_of_Missouri
Extinct family of seed ferns
The Callistophytaceae was a family of seed ferns (pteridosperms) from the Carboniferous and Permian periods. They first appeared in late Middle Pennsylvanian
Callistophytaceae
PTERIDOSPERM
PTERIDOSPERM
PTERIDOSPERM
PTERIDOSPERM
Surname or Lastname
English (Dorset)
English (Dorset) : variant of Swire.
Boy/Male
Tamil
Female
Bulgarian
(Симона), hearing, obedient.
Boy/Male
English
Powerful in the law.
Girl/Female
Tamil
Anuttara | அநà¯à®¤à¯à®¤à®¾à®°à®¾
Unanswered
Boy/Male
Tamil
Sashikanth | ஸஷீகாஂத
Moon stone, Moon loved
Boy/Male
Sikh
King like incarnation of God in heaven
Boy/Male
Tamil
Jitu | ஜீதà¯à®‚, ஜீதà¯à®‚Â
Always winner
Surname or Lastname
English
English : topographic name for someone who lived near a meadow or a patch of arable land (see Layman).Dutch : from a Germanic personal name composed of the elements liut ‘people’, or possibly liub ‘dear’, ‘beloved’ + man ‘man’.Americanized form of German Leimann, Americanized form of Leinemann, habitational name for someone from Leine in Pomerania, or for someone who lived by either of two rivers called Leine, near Hannover and in Saxony.
Boy/Male
Tamil
Embellishment, To be charming
PTERIDOSPERM
PTERIDOSPERM
PTERIDOSPERM
PTERIDOSPERM
PTERIDOSPERM