Perennials or lianas. Stems twining, not setose. Leaf blades usually cordate, orbiculate, or ovate, sometimes 3-lobed, 50–160 × 40–150 mm overall, base cordate, surfaces glabrous. Peduncles hairy, hairs retrorse to spreading. Flowers nocturnal; sepals orbiculate or ovate, 15–25 mm, her­baceous, apex emarginate, obtuse, or truncate, abaxial surfaces glabrous or proximally sparsely hirsute; corolla white, limb with yellowish lines, salverform, 50–120 mm. 2n = 30.

Phenology: Flowering year-round.
Habitat: Dunes, littoral, mangrove sites.
Elevation: 0–50 m.

Distribution

• Generated Map
• Legacy Map

Fla., Tex., Mexico, West Indies, Central America, South America, introduced in Asia, Australia.

Discussion

The name Ipomoea violacea has been misapplied to plants of I. tricolor.

Selected References

None.

Lower Taxa

None.