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, you can Browse a list of species and there is a searcheable Glossary of botanical terms.

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

Hymenophyllum wilsonii

Common name
Wilson's filmy fern
Hymenophyllum wilsonii
Latin names
Class
Pteridopsida
Order
Hymenophyllales
Family
Hymenophyllaceae
Genus
Hymenophyllum
Species
wilsonii
Geographic details
Habitat
steep rock faces high humidity low altitude
Soil type
acidic
Distribution
Lake district, W Wales, Scotland, Ireland
Native
Yes

Hymenophyllum wilsonii

Common name
Wilson's filmy fern
Hymenophyllum wilsonii
Latin names
Class
Pteridopsida
Order
Hymenophyllales
Family
Hymenophyllaceae
Genus
Hymenophyllum
Species
wilsonii
Geographic details
Habitat
steep rock faces high humidity low altitude
Soil type
acidic
Distribution
Lake district, W Wales, Scotland, Ireland
Native
Yes

Asplenium marinum

Common name
Sea spleenwort
Asplenium marinum
Latin names
Class
Pteridopsida
Order
Polypodiales
Family
Aspleniaceae
Genus
Asplenium
Species
marinum
Geographic details
Habitat
Maritime
Soil type
tolerant
Distribution
W coastal
Native
Yes