| Adiantum capillus-veneris Maidenhair Fern |  |
| Anogramma leptophylla Jersey Fern |  |
| Asplenium adiantum-nigrum Black Spleenwort |  |
| Asplenium marinum Sea Spleenwort |  |
| Asplenium obovatum subsp. lanceolatum Lanceolate Spleenwort |  |
| Asplenium ceterach Rustyback Fern |  |
| Asplenium onopteris Acute-leaved Spleenwort |  |
| Asplenium ruta-muraria Wall Rue |  |
| Asplenium scolopendrium Hartstongue Fern |  |
| Asplenium septentrionale Forked Spleenwort |  |
| Asplenium trichomanes subsp. pachyrachis Lobed Maidenhair Spleenwort |  |
| Asplenium trichomanes subsp. quadrivalens Common Maidenhair Spleenwort |  |
| Asplenium trichomanes subsp. trichomanes Delicate Maidenhair Spleenwort |  |
| Asplenium viride Green Spleenwort |  |
| Athyrium distentifolium Alpine Lady Fern (now Pseudathyrium alpestre) |  |
| Athyrium distentifolium var. flexile Alpine Lady Fern (now Pseudathyrium alpestre var. flexile  | |
| Athyrium filix-femina Lady Fern |  |
| Blechnum spicant Hard Fern (now Struthiopteris spicant |  |
| Botrychium lunaria Moonwort |  |
| Botrychium nordicum Nordic Moonwort |  |
| Cryptogramma crispa Parsley Fern |  |
| Cystopteris diaphana Diaphanous Bladder Fern |  |
| Cystopteris dickieana Dickie's Bladder Fern |  |
| Cystopteris fragilis Brittle Bladder Fern |  |
| Cystopteris montana Mountain Bladder Fern |  |
| Diphasiastrum alpinum Alpine Clubmoss |  |
| Diphasiastrum issleri Issler's Clubmoss |  |
| Dryopteris aemula Hay-scented Buckler Fern |  |
| Dryopteris affinis group: Dryopteris affinis subsp. affinis Western Scaly Male Fern |  |
| Dryopteris affinis group: Dryopteris affinis subsp. kerryensis a Scaly Male Fern |  |
| Dryopteris affinis group: Dryopteris affinis subsp. paleaceolobata a Scaly Male Fern |  |
| Dryopteris affinis group: Dryopteris borreri Borrer's Scaly Male Fern |  |
| Dryopteris affinis group: Dryopteris cambrensis Narrow Scaly Male Fern |  |
| Dryopteris affinis group: Dryopteris lacunosa Alpine Male Fern |  |
| Dryopteris affinis group: Dryopteris pseudocomplexa a Scaly Male Fern |  |
| Dryopteris affinis group: Dryopteris pseudodisjuncta Elegant Scaly Male Fern |  |
| Dryopteris carthusiana Narrow Buckler Fern |  |
| Dryopteris cristata Crested Buckler Fern |  |
| Dryopteris dilatata Broad Buckler Fern |  |
| Dryopteris expansa Northern Buckler Fern |  |
| Dryopteris filix-mas Male Fern |  |
| Dryopteris oreades Mountain Male Fern |  |
| Dryopteris submontana Limestone Buckler Fern |  |
| Equisetum arvense Field Horsetail |  |
| Equisetum fluviatile Water Horsetail |  |
| Equisetum hyemale Rough Horsetail |  |
| Equisetum palustre Marsh Horsetail |  |
| Equisetum pratense Shade Horsetail |  |
| Equisetum ramosissimum Boston Horsetail |  |
| Equisetum sylvaticum Wood Horsetail |  |
| Equisetum telmateia Great Horsetail |  |
| Equisetum variegatum Variegated Horsetail |  |
| Gymnocarpium dryopteris Oak Fern |  |
| Gymnocarpium robertianum Limestone Oak Fern |  |
| Huperzia selago subsp. arctica Arctic Fir Clubmoss |  |
| Huperzia selago subsp. selago Fir Clubmoss |  |
| Hymenophyllum tunbrigense Tunbridge Filmy Fern |  |
| Hymenophyllum wilsonii Wilson's Filmy Fern |  |
| Isoetes echinospora Spring Quillwort |  |
| Isoetes histrix Land Quillwort |  |
| Isoetes lacustris Quillwort |  |
| Lycopodiella inundata Marsh Clubmoss |  |
| Lycopodium annotinum Interrupted Clubmoss (now Spinulum annotinum) |  |
| Lycopodium clavatum Stagshorn Clubmoss |  |
| Lycopodium lagopus Arctic Stagshorn Clubmoss |  |
| Ophioglossum azoricum Small Adderstongue |  |
| Ophioglossum lusitanicum Least Adderstongue |  |
| Ophioglossum vulgatum Common Adderstongue |  |
| Oreopteris limbosperma Lemon-scented Fern |  |
| Osmunda regalis Royal Fern |  |
| Phegopteris connectilis Beech Fern |  |
| Polypodium cambricum Southern Polypody |  |
| Polypodium interjectum Intermediate Polypody |  |
| Polypodium vulgare Common Polypody |  |
| Polystichum aculeatum Hard Shield Fern |  |
| Polystichum lonchitis Holly Fern |  |
| Polystichum setiferum Soft Shield Fern |  |
| Pteridium aquilinum subsp. aquilinum Bracken |  |
| Pteridium aquilinum subsp. pinetorum Pinewood Bracken |  |
| Selaginella selaginoides Lesser Clubmoss |  |
| Thelypteris palustris Marsh Fern |  |
| Trichomanes speciosum Killarney Fern (now Vandenboschia speciosa) |  |
| Woodsia alpina Alpine Woodsia |  |
| Woodsia ilvensis Oblong Woodsia |  |
