- Cephalanthera damasonium, White Helleborine;Serapias damasonium Mill
- Cephalanthera longifolia, Narrow-leaved Helleborine;Serapias helleborine var longifolia L
- Cephalanthera rubra, Red Helleborine;Serapias rubra L
- Epipactis atrorubens, Dark-red Helleborine;Serapias atrorubens Hoffm;Royal helleborine;Dark Red Helleborine
- Epipactis dunensis, Dune Helleborine;Epipactis sancta;Epipactis leptochila var dunensis (T & TA Stephenson) T & TA Stephenson;Epipactis muelleri var dunensis (T & TA Stephenson) PD Sell;Epipactis viridiflora forma dunensis T & TA Stephenson
- Epipactis gigantea, Stream orchid;Giant Helleborine;Chatterbox
- Epipactis helleborine, Broad-leaved Helleborine;Serapias helleborine L;Epipactis youngiana;Broadleaf helleborine;Broad-leaved helleborine
- Epipactis leptochila, Narrow-lipped Helleborine;Epipactis cleistogama CA Thomas;Epipactis helleborine leptochila (Godfery) HSund nom inval;Epipactis muelleri Godfery;Epipactis muelleri var cleistogama (CA Thomas) PDSell;Epipactis viridiflora var leptochila Godfery
- Epipactis palustris, Marsh Helleborine;Serapias helleborine var palustris L;Marsh Orchid
- Epipactis phyllanthes, Green-flowered Helleborine;Epipactis cambrensis CA Thomas;Epipactis confusa DP Young;Epipactis helleborine subsp phyllanthes (GE Sm) H Sund nom inval;Epipactis pendula CA Thomas non AA Eaton;Epipactis phyllanthes var cambrensis (CA Thomas) PDSell;Epipactis vectensis (T & TA Stephenson) Brooke & F Rose
- Epipactis purpurata, Violet Helleborine;Epipactis helleborine purpurata (Sm) H Sund nom inval;Epipactis sessilifolia Peterm;Epipactis violacea (Dur-Duq) Boreau
|