Seaweeds of the British Isles: Tribophyceae (Xanthophyceae): 4

Brown Seaweeds (Phaeophyceae) of Britain and Ireland (Seaweeds the British Isles)

Seaweeds of the British Isles: Fucophyceae (Phaeophyceae): 3.1

Seaweeds of the British Isles: Rhodophyta. Introduction, Nemaliales, Gigartinales: 1.1

Seaweeds of the British Isles: Rhodophyta: Corallinales, Hildenbrandiales: 1.2