Sargassum fresenianum J. Agardh var. integerrimum Grunow ex Bornet, 1888: 18–19 (type locality: Kamaran Island, Yemen).
Sargassum cuneifolium J. Agardh var. integerrimum (Grunow ex Bornet) Grunow, 1915 [1915–1916]: 431.
Note: Lawson (1980: 27) incorrectly cited Bornet (1888) as having recorded this taxon as occurring in Djibouti. In fact, Bornet reported it from Île de Kamarane in the southern Red Sea.