Gymnogongrus is a genus of red algae belonging to the family Phyllophoraceae.

The genus has cosmopolitan distribution.

Species:

• Gymnogongrus chiton (Howe) Silva & De Cew
• Gymnogongrus crenulatus (Turner) J.Agardh, 1851
• Gymnogongrus crustiforme
• Gymnogongrus devoniensis
• Gymnogongrus disciplinaris
• Gymnogongrus durvillei (Bory) M.S.Calderon & S.M.Boo, 2017
• Gymnogongrus foliosus Harvey
• Gymnogongrus griffithsiae (Turner) Mart.
• Gymnogongrus johnstoni
• Gymnogongrus leptophyllus J.Agardh
• Gymnogongrus linearis (C.Agardh) J.Agardh
• Gymnogongrus martinensis
• Gymnogongrus norvegicus (Gunnerus) J.Agardh
• Gymnogongrus patens (Goodenough & Woodward) J.Agardh
• Gymnogongrus platyphyllus
• Gymnogongrus tenuis (J.Agardh) J.Agardh
• Gymnogongrus vermicularis

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