Sargassum cymosum C. Agardh var. lendigerum Grunow, 1916 [1915–1916]: 139–140 (syntype localities: Ascension Island; Islas Canarias; "Senegambia''; Port Natal [Durban], South Africa; La Guaira, Venezuela; St. Thomas, Virgin Islands).
INDIAN OCEAN DISTRIBUTION: South Africa.
Note: This variety is based on Fucus lendigerus sensu Turner (not F. lendigerus Linnaeus; Sargassum lendigerum (Linnaeus) C. Agardh (q.v.)) and must be accredited directly to Grunow.