1. Agardh , C. A. 1824 Systema Algarum
2. Agardh , C. A. 1828 Species Algarum
3. Agardh , J. G. 1851 Species genera et ordines algarum
4. Borgesen , F. 1905 The marine algae of the Faeröes, Bot. of the Faroes 2
5. Borgesen , F. 19151920 The marine Algae of the Danish West Indies vol. 2 Rhodophyceae Dansk Bot. Ark. 3