Convolvulus obscurus Linnaeus, Species Plantarum, ed. 2, 1: 220. 1762.
"Habitat in China, Batavia, Zeylona, Surinamo." RCN: 1227.
Lectotype (Meeuse in Bothalia 6: 746. 1958): [icon] " Convolvulus flore minore lacteo, fundo atro-rubente " in Dillenius, Hort. Eltham. 1: 98, t. 83, f 95. 1732.
Current name: Ipomoea obscura (L.) Ker-Gawl. ( Convolvulaceae).