Cynosurus cristatus
Crested Dog's-tail
Cyrtomium fortunei
Fortune's cyrtomium
Cystoderma amianthinum
Cystolepiota hetieri
Cystopteris fragilis
Brittle Bladder-fern
Cytisus scoparius
Broom
Daboecia cantabrica
St Dabeoc's Heath
Dactylis glomerata
Cock's-foot
Dactylorhiza
Dactylorhiza fuchsii
Common Spotted-orchid
Dactylorhiza incarnata
Early Marsh-orchid
Dactylorhiza kerryensis
Irish Marsh-orchid
Dactylorhiza maculata
Heath Spotted-orchid
Dactylorhiza praetermissa
Southern Marsh-orchid
Dactylorhiza purpurella
Northern Marsh-orchid
Dactylorhiza purpurella and incarnata
Marsh Orchids
Dactylorhiza traunsteinerioides
Narrow-leaved Marsh-orchid
Dactylorhiza x formosa
Dactylorhiza x grandis
Daedalea quercina
Oak mazegill
Daldinia concentrica
Cramp balls
Danthonia decumbens
Heath-grass
Daphne laureola
Spurge-laurel
Daphne mezereum
Mezereon