The Characeae or stoneworts are a family of green algae . This is a partial list of species found in Britain and Ireland.
Ref: Stewart & Church (1992).[ 1]
Chara baltica Bruz.
Chara canescens Desv. & Lois.
Chara connivens Salzm. ex A.Braun
Chara curta Nolta ex Kütz. (=C. aspera var. curta )
Chara denudata (A.Braun) R.D.Wood
Chara fragifera Durieu
Chara intermedia Braun (=C. papillosa Kütz. and C. contraria x hispida )
Chara mucosa J.Groves & Bullock-Webster
Chara rudis (A.Braun) Leonh.
Chara tomentosa L.
Lamprothamnium papulosum (Wallr.) J.Groves
Nitella capillaris (Krocker) J.Groves & Bullock-Webster
Nitella gracilis (Smith) Agardh
Nitella hyalina (DC.)Agardh
Nitella mucronata (A.Braun)Miquel
Nitella spanioclema J.Groves & Bullock-Webster (Nitella flexilis var. spanioclema (J.Groves & Bullock-Webster) )
Nitella tenuissima (Desv.) Kütz.
Nitellopsis obtusa (Desv.) J.Groves
Tolypella intricata (Trent. ex Roth) Leonh. [ 2]
Tolypella nidifica (O.F.Müll.) Leonh. (=Tolypella nidifica var. nidifica )
Tolypella prolifera (Ziz. ex A.Braun) Leonh. County Antrim [ 3]
Chara aspera var. aspera
Chara globularis var. globularis
Chara vulgaris var. papillata Wallr. ex A. Braun
Chara globularis var. virgata (Kützing) R.D.Wood
Chara vulgaris var. vulgaris
Chara vulgaris var. contraria (A.Braun ex Kützing) J.A. Moore
Chara vulgaris var. longibracteata (Kützing) J. Groves & Bullock-Webster
Chara vulgaris var. papillata Wallr. ex A. Braun
Nitella flexilis var. flexilis
Nitella translucens (Pers.) C.A. Ag.
Tolypella nidifica var. glomerata (Desv.) R.D.Wood
County Down [ 3]
Chara aspera var. aspera
Chara aspera var. curta (Nolte ex Kützing) Braun ex Leonh.
Chara globularis var. globularis
Chara vulgaris var. papillata Wallr. ex A. Braun
Chara globularis var. virgata (Kützing) R.D.Wood
Chara globularis var. annulata (Lilleblad) J.A.Moore
Chara hispida L.
Chara hispida var. hispida
Chara hispida var. major (Hartm.) R.D. Wood
Chara hispida var. rudis A. Braun
Chara pedunculata Kützing
Chara vulgaris var. vulgaris
Chara vulgaris var. contraria (A.Braun ex Kützing) J.A. Moore
Chara vulgaris var. longibracteata (Kützing) J. Groves & Bullock-Webster
Chara vulgaris var. papillata Wallr. ex A. Braun
Nitella flexilis var. flexilis
Nitella translucens (Pers) C.A. Ag.
Tolypella nidifica var. glomerata (Desv.) R.D.Wood
County Londonderry [ 3]
Chara aspera Deth. ex Willd. var. aspera
Chara vulgaris var. papillata Wallr. ex A. Braun
Chara globularis var. globularis
Chara globularis var. virgata (Kützing) R.D.Wood
Chara hispida L.
Chara hispida var. hispida
Chara vulgaris var. vulgaris
Chara vulgaris var. contraria (A.Braun ex Kützing) J.A. Moore
Chara vulgaris var. papillata Wallr. ex A. Braun
Nitella flexilis var. flexilis
Nitella translucens (Pers) C.A. Ag.
Tolypella nidifica var. glomerata (Desv.) R.D.Wood
County Mayo .Recent records have been published from Clare Island.[ 4]
^ Stewart, N.F. and Church, J.M. 1992. Red Data Books of Britain and Ireland. The Joint Nature Conservation Committee, Peterborough. ISBN 1-873701-24-1
^ "Tolypella intricata (Trentepohl ex Roth) Leonhardi" . AlgaeBase .
^ a b c Morton, O. 1992 in Hackney, P. (Ed.) Stewart & Corry's Flora of the North-east of Ireland. Institute of Irish Studies and The Queen's University of Belfast ISBN 0-85389-446-9 (HB)
^ Guiry, M.D., John, D.M., Rindi, F. and McCarthy, T.K 2007. New Survey of Clare Island, Volume 6: The Freshwater and Terrestrial Algae. Royal Irish Academy. ISBN 978-1-904890-31-7