Caulerpa freycinetii C. Agardh forma lata Weber-van Bosse, 1898: 313–314, pl. XXV: fig. 5 ("var. typica'' forma lata) (syntype localities: Red Sea; Sumbawa, Indonesia; Mariana Islands; Tonga; Guadeloupe, West Indies).—Svedelius, 1906a: 115.— Weber-van Bosse, 1908: 171.— Weber-van Bosse, 1909: 381.— Weber-van Bosse, 1913a: 102.— Iyengar, 1927: 188.
Caulerpa serrulata (Forsskål) J. Agardh [var. serrulata] forma lata (Weber-van Bosse) Tseng, 1936: 178.—Gilbert, 1942: 15 ("var. typica'' forma lata).— Umamaheswara Rao, 1969d: 39 ("var. typica'' forma lata).— Umamaheswara Rao, 1972: 221 ("var. typica'' forma lata).
INDIAN OCEAN DISTRIBUTION: Chagos Archipelago, Diego Garcia Atoll, India, Indonesia, Laccadive Islands, Seychelles (Praslin Island), Sri Lanka.