A pteridophyte is a vascular plant (with xylem and phloem) that reproduces by means of spores. Because pteridophytes produce neither flowers nor seeds...

study of ferns and other pteridophytes is called pteridology. A pteridologist is a specialist in the study of pteridophytes in a broader sense that includes...

6000–8000 Anthocerotophyta Hornworts 100–200 Bryophyta Mosses 12000 Pteridophytes Lycopodiophyta Clubmosses 1200 Polypodiophyta Ferns, whisk ferns & horsetails...

The Pteridophyte Phylogeny Group (PPG) is an informal international group of systematic botanists who collaborate to establish a consensus on the classification...

cell division and growth. Fern allies Bryophytes Non-vascular plant Pteridophyte D. Edwards; Feehan, J. (1980). "Records of Cooksonia-type sporangia from...

Bernhardi to define a group of ferns he called the "Cathetogyratae"; the Pteridophyte Phylogeny Group has suggested reviving this name as the informal term...

Two very different circumscriptions of the genus are in use. In the Pteridophyte Phylogeny Group classification of 2016 (PPG I), Lycopodium is one of...

admissions on the island of Trinidad. Pteridophytes are vascular plants that disperse spores, such as fern spores. Pteridophyte spores are similar to pollen grains...

This compares to around 12,000 species of moss and 11,000 species of pteridophytes. The APG system seeks to determine the number of families, mostly by...

suborder Aspleniineae (eupolypods I) of the order Polypodiales in the Pteridophyte Phylogeny Group classification of 2016 (PPG I). (It is placed in the...

  Extinct in the wild (EW): 45 species   Critically endangered (CR): 5,702 species   Endangered (EN): 10,901 species   Vulnerable (VU): 9,673 species  ...

contrasts with the pattern in all vascular plants (seed plants and pteridophytes), where the diploid sporophyte generation is dominant. Lichens may superficially...

Ophioglossaceae, the adder's-tongue family, is a small family of ferns. In the Pteridophyte Phylogeny Group classification of 2016 (PPG I), it is the only family...

found within a certain region. This is a list of the pteridophytes found from Sri Lanka. Pteridophytes are vascular plants which reproduce by spores. These...

S2CID 959092. Retrieved 8 March 2015. Sporne, K.R. (2022). The morphology of Pteridophytes; the structure of ferns and allied plants. Legare Street Press. ISBN 978-1015505667...

Psilotopsida. Smith et al. (2006) carried out the first higher-level pteridophyte classification published in the molecular phylogenetic era, and considered...

vascular plants. Smith et al. (2006) carried out the first higher-level pteridophyte classification published in the molecular phylogenetic era, and considered...

Gorozhankin (1848–1904) in 1876 to indicate a division including bryophytes, pteridophytes and gymnosperms in contrast to the Gynoeciatae (Angiosperms) with a...

endowed with 520 species of higher plants (angiosperms, gymnosperms and pteridophytes), of these 498 are flowering plants. The park has many species of medicinal...

classification for extant (living) species was produced in 2016 by the Pteridophyte Phylogeny Group (PPG I), which places them all in the class Lycopodiopsida...

Clubmoss, a pteridophyte plant Spanish moss, a flowering bromeliad plant that grows hanging from tree branches Spikemoss, a pteridophyte plant Moss (language)...

the nation for the diversity of its flora. It is home to nearly 4,000 pteridophyte and spermatophyte plant species. Indigenous animal species in the state...

or swamp horsetail, is a vascular plant. It is a perennial herbaceous pteridophyte. The green stems grow 50–150 cm tall and 2–8 mm thick. The leaf sheaths...

grouped all the fern subclasses together as Polypodiophyta and in 2016 the Pteridophyte Phylogeny Group (PPG) adopted the class Polypodiopsida sensu lato for...

four indigenous species and 60 introduced species) and 184 species of Pteridophytes apart from bryophytes, lichen, fungi, algae, and bacteria. Common plant...

ecosystems, Nepal harbours 2% of the flowering plant species, 3% of pteridophytes and 6% of bryophytes. Nepal's forest cover is 59,624 km2 (23,021 sq mi)...

proteomics – protist – protista – proton pump – protozoa – pseudopod – pteridophyte – Punnett square – purine – punctuated equilibrium – pyrimidine – pyruvate...

only family of extant (living) ferns in the order Marattiales. In the Pteridophyte Phylogeny Group classification of 2016 (PPG I), Marattiales is the only...

in South Africa, as snake grass) is an evergreen perennial herbaceous pteridophyte in the horsetail family Equisetaceae. It is a native plant throughout...

Sea of the coast of Norway, the post-extinction fauna is dominated by pteridophytes and lycopods, which were suited for primary succession and recolonisation...