Pteridophyta or Ferns

Adder's tongue
Beech fern
In the British Isles the Phylum Pteridophyta is represented by about 64 native species which are taxonomically classified into two Classes, five Orders, fourteen Families and twenty-four Genera.

This site aims to clarify and explain these relationships and provide information about the native species found in the British Isles. There is a Ferns search facility which aims to ease identification of specimens and you can Browse a list of species.

The Ferns Taxonomy page attempts to explain taxonomic relationships and there is a searcheable Glossary.

If you click on any of the images of ferns on this page you will see a slideshow of images and there are some more images in the Image Gallery

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Hard shield-fern
Lady fern

Some random samples

Asplenium trichomanes quadrivalens

Common name

Common Maidenhair spleenwort

Asplenium trichomanes quadrivalensCommon Maidenhair spleenwort
© Copyright
Natural History Museum
Latin names
ClassPteridopsida
OrderPolypodiales
FamilyAspleniaceae
GenusAsplenium
Speciestrichomanes
Subspeciesquadrivalens
Geographic details
Habitatrocks and walls
Soil typetolerant
DistributionThroughout British Isles
NativeYes

Dryopteris affinis affinis

Common name

Western Scaly Male Fern

Dryopteris affinis affinisWestern Scaly Male Fern
© Copyright
Natural History Museum
Latin names
ClassPteridopsida
OrderPolypodiales
FamilyAspidiaceae
GenusDryopteris
Speciesaffinis
Subspeciesaffinis
Alternative Family nameDryopteridaceae
Geographic details
HabitatWoodland, open hill, scree
Soil typetolerant
DistributionThroughout British Isles, not E
NativeYes

Osmunda regalis

Common name

Royal fern

Osmunda regalis Royal fern
© Copyright
Natural History Museum
Latin names
ClassPteridopsida
OrderOsmundales
FamilyOsmundaceae
GenusOsmunda
Speciesregalis
Geographic details
Habitatwetlands
Soil typeacidic
DistributionThroughout British Isles
NativeYes