WRiMS Taxon list
- Cladostephus spongiosus (Hudson) C.Agardh, 1817
- Cladostephus spongiosus f. verticillatus (Lightfoot) Prud'homme van Reine, 1972
- Halopteris scoparia (Linnaeus) Sauvageau, 1904
- Sphacelaria cirrosa (Roth) C.Agardh, 1824
- Sphacelaria fluviatilis C.-C.Jao, 1943
- Sphacelaria fusca (Hudson) S.F.Gray, 1821
- Sphacelaria lacustris Schloesser & Blum, 1980
- Sphacella subtilissima Reinke, 1890
- Stypocaulon scoparium (Linnaeus) Kützing, 1843 accepted as Halopteris scoparia (Linnaeus) Sauvageau, 1904
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