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

Pteris vittata

Common name
Ladder Brake
Pteris vittata
Latin names
Class
Pteridopsida
Order
Polypodiales
Family
Pteridaceae
Genus
Pteris
Species
vittata
Geographic details
Habitat
wet rocks and walls
Soil type
tolerant
Native
No

Botrychium lunaria

Common name
Moonwort
Botrychium lunaria
Latin names
Class
Psilotopsida
Order
Ophioglossales
Family
Ophioglossaceae
Genus
Botrychium
Species
lunaria
Alternative Family name
Botrychiaceae
Geographic details
Habitat
open areas
Soil type
alkaline
Distribution
Throughout British Isles
Native
Yes

Gymnocarpium robertianum

Common name
Limestone Oak Fern
Gymnocarpium robertianum
Latin names
Class
Pteridopsida
Order
Polypodiales
Family
Aspidiaceae
Genus
Gymnocarpium
Species
robertianum
Geographic details
Habitat
wet rocks and walls
Soil type
alkaline
Distribution
SW W England Ireland Wales
Native
Yes