Ulva laciniata Lightfoot, 1777: 974–975, pl. XXXIII (type locality: Iona, Argyll, Scotland).
Porphyra laciniata (Lightfoot) C. Agardh, 1824: 190.—Bory de Saint-Vincent, 1834: 173.— Krauss, 1846: 215.— Areschoug, 1851: 17.— G. Murray, 1887: 26.— Barton, 1893: 113.— Reinbold, 1908: 192.— Delf & Michell, 1921: 102.
INDIAN OCEAN DISTRIBUTION: Amsterdam Island, India, South Africa, Sri Lanka.