| Scientific Name | Author | English Name |
|---|---|---|
| Chondracanthus acicularis | (Roth) Fredericq | |
| Chondracanthus chamissoi | (C. Agardh) Kützing | |
| Chondracanthus exasperatus | (Harvey & Bailey) Hughey | Turkish towel |
| Chondracanthus glomeratus | (Howe) Guiry | |
| Chondracanthus intermedius | (Suringar) Hommersand | |
| Chondracanthus teedei | (Mertens ex Roth) Kützing | |
| Chondrus albemarlensis | Taylor, 1945 | |
| Chondrus crispus | Stackhouse | Irish moss |
| Chondrus hancockii | Taylor, 1945 | |
| Gigartina pistillata | (S.G. Gmelin) Stackhouse | |
| Gigartina skottsbergii | Setchell & Gardner, 1936 | Skottsberg's Gigartina |
| Gigartina teedii | (Roth) Lamouroux, 1813 | |
| Iridaea cordata | (Turner) Bory de Saint-Vincent, 1826 | Iridea |
| Iridaea cordata var. cordata | Reinsch | |
| Iridaea tuberculosa | (J.D. Hooker & Harvey) Leister | |
| Mazzaella capensis | (J. Agardh) Fredericq | |
| Mazzaella laminarioides | (Bory de Saint-Vincent) Fredericq | |
| Mazzaella membranacea | (J. Agardh) Fredericq | |
| Mazzaella oregona | (Doty) Hughey, Silva & Hommersand | Mottled Turkish washcloth |
| Mazzaella splendens | (Setchell & N.L. Gardner) Fredericq | Iridescent seaweed |
| Sarcothalia circumcincta | (J. Agardh) Hommersand | |
| Sarcothalia crispata | (Bory de Saint-Vincent) Leister | |
| Sarcothalia papillosa | (Bory de Saint-Vincent) Leister | |
| Sarcothalia radula | (Esper) Edyvane & Womersley |