Pleonosporium codicolum species synonym

Ptilothamnion codicolum species accepted

Ptilothamnion cladophorae (Yamada & T.Tanaka) G.Feldmann-Mazoyer, 1941 species accepted

Spermothamnion cladophorae Yamada & T.Tanaka, 1934 species synonym

Ptilothamnion speluncarum (F.S.Collins & Hervey) D.L.Ballant. & M.J.Wynne species accepted

Spermothamnion speluncarum (F.S.Collins & Hervey) M.A.Howe species synonym

Rhodochorton speluncarum F.S.Collins & Hervey species synonym

Ptilothamnion pluma (Dillwyn) Thuret species accepted

Spermothamnion mesocarpum (Carmichael) Chemin species synonym

Ptilothamnion micropterum (Montagne) Bornet species synonym

Spermothamnion barbatum (C.Agardh) Nägeli species synonym

Callithamnion pluma (Dillwyn) C.Agardh species synonym

Rhodochorton mesocarpum (Carmichael) Kjellman species synonym

Callithamnion mesocarpum Carmichael species synonym

Ptilothamnion lucifugum Cotton species synonym

Spermothamnion barbatum var. mesocarpum (Carmichael) Batters variety synonym

Callithamnion barbatum C.Agardh species synonym

Conferva pluma Dillwyn species synonym

Ptilothamnion schmitzii Heydr. species accepted

Ptilothamnion rupicola Gordon-Mills species accepted

Ptilothamnion sphaericum (P.L.Crouan & H.M.Crouan ex J.Agardh) Maggs & Hommersand, 1993 species accepted

Callithamnion sphaericum P.L.Crouan & H.M.Crouan ex J.Agardh, 1851 species synonym

Anotrichum barbatum (C Agardh) Nageli species synonym

Herpothamnion sphaericum (P.L.Crouan & H.M.Crouan ex J.Agardh) Nägeli, 1862 species synonym

Callithamnion micropterum (Mont.) Montage, 1842 species synonym

Herpothamnion pluma (Dillwyn) Nägeli species synonym

Anotrichium barbatum (C.Agardh) Nägeli, 1862 species synonym

Herpothamnion micropterum (Mont.) Nägeli, 1862 species synonym

Callithamnion pluma var. micropterum Mont., 1840 variety synonym

Herpothamnion mesocarpum (Carmichael) Nägeli, 1862 species synonym

Herpothamnion barbatum (C.Agardh) Nägeli species synonym

Callithamnion sphaericum P.L.Crouan & H.M.Crouan species homotypic synonym