Nostoc maculiforme Bornet & Flahault, 1888 [1886–1888]: 189 (type locality: Colombo, Sri Lanka).—Forti, 1907: 388.— Desikachary, 1959: 374.— Jagtap, 1985a: 46.— Thajuddin & G. Subramanian, 1992a: table III.
INDIAN OCEAN DISTRIBUTION: Andaman Islands, India, Sri Lanka.
Note: Drouet (1978: 51, 121), after examining the holotype of this species (in PC), assigned it to Nostoc commune Vaucher.