Flora of Somerset Supplement
- Chara fragilis, Desv.
- var. Hedwigii, Kuetz.
- var. capillacea, Coss. & Germ.
- Chara aspera, Willd.
- Chara polyacantha, Braun.
- Chara contraria, Kuetz.
- Chara hispida, L.
- Chara vulgaris L.
- var. longibracteata, Kuetz.
- var. papillata, Wallr.
- Tolypella glomerata, Leonh.
- Tolypella intricata, Leonh.
- Nitella opaca, Agardh.