Acrochaetiaceae Melchior, 1954 (basis of record)
Acrochaetiales (basis of record)
Acrosiphonia J.Agardh, 1846 (basis of record)
Acrosiphonia arcta (Dillwyn) Gain, 1912 (basis of record)
Acrosiphonia sonderi (Kützing) Kornmann, 1962 (basis of record)
Acrosiphoniaceae S. Jónsson, 1959 (additional source)
Ahnfeltia Fries, 1836 (basis of record)
Ahnfeltia plicata (Hudson) E.M.Fries, 1836 (basis of record)
Ahnfeltiaceae Maggs & Pueschel, 1989 (basis of record)
Ahnfeltiales (basis of record)
Alaria Greville, 1830 (basis of record)
Alaria esculenta (Linnaeus) Greville, 1830 (basis of record)
Alariaceae Setchell & Gardner, 1925 (basis of record)
Ascophyllum Stackhouse, 1809 (basis of record)
Ascophyllum nodosum (Linnaeus) Le Jolis, 1863 (basis of record)
Audouinella Bory de Saint-Vincent, 1823 (basis of record)
Bangia Lyngbye, 1819 (basis of record)
Bangia atropurpurea (Mertens ex Roth) C.Agardh, 1824 (basis of record)
Bangiaceae Duby, 1830 (basis of record)
Blidingia Kylin, 1947 (basis of record)
Blidingia minima (Nägeli ex Kützing) Kylin, 1947 (basis of record)
Ceramiaceae Dumortier, 1822 (basis of record)
Ceramiales (basis of record)
Ceramium Roth, 1797 (basis of record)
Chaetomorpha Kützing, 1845 (basis of record)
Chaetomorpha linum (O.F.Müller) Kützing, 1845 (basis of record)
Chaetomorpha melagonium (F.Weber & D.Mohr) Kützing, 1845 (basis of record)
Chaetophoraceae Greville, 1824 (basis of record)
Chorda Stackhouse, 1797 (basis of record)
Chorda filum (Linnaeus) Stackhouse, 1797 (basis of record)
Chordaceae Dumortier, 1822 (basis of record)
Chordaria C.Agardh, 1817 (basis of record)
Chordaria flagelliformis (O.F.Müller) C.Agardh, 1817 (basis of record)
Chordariaceae Greville, 1830 (basis of record)
Cladophora Kützing, 1843 (basis of record)
Cladophora rupestris (Linnaeus) Kützing, 1843 (basis of record)
Cladophoraceae Wille, 1884 (basis of record)
Coccotylus Kützing, 1843 (basis of record)
Coccotylus truncatus (Pallas) M.J.Wynne & J.N.Heine, 1992 (basis of record)
Cystocloniaceae Kützing, 1843 (basis of record)
Delesseriaceae Bory, 1828 (basis of record)
Desmarestia J.V.Lamouroux, 1813 (basis of record)
Desmarestia aculeata (Linnaeus) J.V.Lamouroux, 1813 (basis of record)
Desmarestia viridis (O.F.Müller) J.V.Lamouroux, 1813 (basis of record)
Desmarestiaceae (Thuret) Kjellman, 1880 (basis of record)
Devaleraea Guiry, 1982 (basis of record)
Devaleraea ramentacea (Linnaeus) Guiry, 1982 (basis of record)
Dictyosiphon Greville, 1830 (basis of record)
Dictyosiphon foeniculaceus (Hudson) Greville, 1830 (basis of record)
Dilsea Stackhouse, 1809 (basis of record)
Dilsea integra (Kjellman) Rosenvinge, 1898 accepted as Dilsea socialis (Postels & Ruprecht) Perestenko, 1996 (basis of record)
Dumontia J.V.Lamouroux, 1813 (basis of record)
Dumontia contorta (S.G.Gmelin) Ruprecht, 1850 (basis of record)
Dumontiaceae Bory, 1828 (basis of record)
Elachista Duby, 1830 (basis of record)
Elachista fucicola (Velley) Areschoug, 1842 (basis of record)
Fimbrifolium G.I.Hansen, 1980 (basis of record)
Fimbrifolium dichotomum (Lepechin) G.I.Hansen, 1980 (basis of record)
Fucaceae Adanson, 1763 (basis of record)
Fucus Linnaeus, 1753 (basis of record)
Fucus distichus Linnaeus, 1767 (basis of record)
Fucus evanescens C.Agardh, 1820 accepted as Fucus distichus subsp. evanescens (C.Agardh) H.T.Powell, 1957 (basis of record)
Fucus vesiculosus Linnaeus, 1753 (basis of record)
Furcellariaceae Greville, 1830 (basis of record)
Gigartinales (basis of record)
Haemescharia Kjellman, 1883 (basis of record)
Haemeschariaceae Wilce & Maggs, 1989 (basis of record)
Halosiphon Jaasund, 1957 (basis of record)
Halosiphon tomentosus (Lyngbye) Jaasund, 1957 (basis of record)
Kornmanniaceae L.Golden & K.M.Cole, 1986 (basis of record)
Laminaria J.V. Lamouroux, 1813 (basis of record)
Laminaria digitata (Hudson) J.V.Lamouroux, 1813 (basis of record)
Laminaria hyperborea (Gunnerus) Foslie, 1884 (basis of record)
Laminaria solidungula J.Agardh, 1868 (basis of record)
Laminariaceae Bory, 1827 (basis of record)
Leptophytum W.H.Adey, 1966 accepted as Phymatolithon Foslie, 1898 (basis of record)
Leptophytum foecundum (Kjellman) W.H.Adey, 1966 (basis of record)
Leptophytum laeve W.H.Adey, 1966 (basis of record)
Lithothamnion Heydrich, 1897 (basis of record)
Mastocarpus Kützing, 1843 (basis of record)
Membranoptera Stackhouse, 1809 (basis of record)
Odonthalia Lyngbye, 1819 (basis of record)
Odonthalia dentata (Linnaeus) Lyngbye, 1819 (basis of record)
Palmaria Stackhouse, 1802 (basis of record)
Palmaria palmata (Linnaeus) F.Weber & D.Mohr, 1805 (basis of record)
Palmariaceae Guiry, 1974 (basis of record)
Palmariales (basis of record)
Pantoneura Kylin, 1919 (basis of record)
Phaeophyceae (basis of record)
Phycodrys Kützing, 1843 (basis of record)
Phycodrys rubens (Linnaeus) Batters, 1902 (basis of record)
Phyllariaceae Tilden, 1935 (basis of record)
Phyllophora Greville, 1830 (basis of record)
Phyllophoraceae Willkomm, 1854 (basis of record)
Phymatolithon Foslie, 1898 (basis of record)
Phymatolithon foecundum (Kjellman) Düwel & Wegeberg, 1996 accepted as Leptophytum foecundum (Kjellman) W.H.Adey, 1966 (basis of record)
Phymatolithon lenormandii (J.E.Areschoug) W.H.Adey, 1966 (basis of record)
Phymatolithon tenue (Rosenvinge) Düwel & Wegeberg, 1996 (basis of record)
Polysiphonia Greville, 1823 (additional source)
Polysiphonia stricta (Mertens ex Dillwyn) Greville, 1824 (basis of record)