| Scientific name and description | | | |
| Convolvulus nodiflorus | Corolla small, <3 cm diameter, no nectar tube, style forked, calyx lobes short and rounded, hairy, flowers open in daytime, no odor. |  | |
| Ipomoea alba | Corolla large, >5 cm diameter, tube narrow and about 12 cm long, open at night, sweet odor. |  | |
| Ipomoea aurantiaca | Corolla yellow-orange, 4 cm diameter, calyx and pedicel sticky, glabrous, appressed to corolla. |  | |
| Ipomoea batatas | Calyx lobes and stem glabrous, corolla 4-5 cm in diameter, 4-5 cm long. |  | |
| Ipomoea batatoides | Throat white inside with gray at base, calyx lobes rounded and convex, without an apical tooth, appressed to corolla, peduncle not ridged or winged. |  | |
| Ipomoea hederifolia | Corolla bright red, 2 cm diameter, 3-4 cm long, calyx with long slender appendages. |  | |
| Ipomoea indica | Corolla dark blue with white throat, calyx lobes elongate but broad at base, almost glabrous. |  | |
| Ipomoea leucotricha | Corolla purple-blue with paler pink to magenta throat, stems and leaves pubescent, calyx lobes pointed and recurved. |  | |
| Ipomoea lindenii | Corolla dark blue to purple with throat purple-black except at extreme base, calyx lobes short and rounded, leaves glabrous. |  | |
| Ipomoea nil | Corolla vibrant blue with white throat, calyx lobes hairy and narrow at base, free from corolla tube. |  | |
| Ipomoea parasitica | Corolla dark blue with yellow throat, 5 cm diameter, smaller than other blue species, leaves glabrous. |  | |
| Ipomoea santillianii | Corolla large, >5 cm diameter, tube less than 3 cm, calyx lobes small and appressed, but sourrounded by large inflorescence bracts, open at night. |  | |
| Ipomoea setosa | Corolla pake pink with darker throat, calyx appressed to corolla tube, has many 1 cm soft spines. |  | |
| Ipomoea trifida | Corolla 3 cm in diameter, 2.5 cm long, limb white or pale pink to white with darker pink to magenta throat, calyx lobes and stem with long hairs. |  | |
| Ipomoea umbraticola | Throat magenta, calyx lobes short with a small tooth at apex, peduncle ridged or winged. |  | |
| Operculina pteripes | Corolla salmon, 6 cm diameter, calyx large, appressed to corolla tube, glabrous; a high-climbing liana. |  | |