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

.
Hard shield-fern
Lady fern

Some random samples

Polypodium interjectum

Common name

Intermediate Polypody

Polypodium interjectum Intermediate Polypody
© Copyright
Natural History Museum
Latin names
ClassPteridopsida
OrderPolypodiales
FamilyPolypodiaceae
GenusPolypodium
Speciesinterjectum
Geographic details
Habitatbanks, trees, outcrops
Soil typetolerant
DistributionThroughout British Isles
NativeYes

Cystopteris dickieana

Common name

Dickie's Bladder Fern

Cystopteris dickieana Dickie
© Copyright
Natural History Museum
Latin names
ClassPteridopsida
OrderPolypodiales
FamilyAthyriaceae
GenusCystopteris
Speciesdickieana
Alternative Family nameCystopteridaceae
Geographic details
HabitatMaritime
Soil typealkaline
DistributionW Scotland
NativeYes

Cryptogramma crispa

Common name

Parsley fern

Cryptogramma crispa Parsley fern
© Copyright
Natural History Museum
Latin names
ClassPteridopsida
OrderPolypodiales
FamilyAdiantaceae
GenusCryptogramma
Speciescrispa
Geographic details
Habitatrocks and walls
Soil typeacidic
DistributionLake district, Wales, Scotland
NativeYes