Ipomoea indica (Burm.) Merr. f. alba H. St. John, in Wichmann & St. John, A Chronicle and Flora of Niihau. 1990.
Type information:
Holotype [BISH]. H. St. John 22776. 13 August 1947. Ni`ihau: 1 mile NE of Leahi, vine over trees from sinkhole in arid limestone flat.70ft.
=Ipomoea indica