Ipomoea purpurea is an annual vine, to 5 m long, stems hairy.
Leaves alternate, heart-shaped.
Flowers large, 4-6 cm, purple to white, funnel-shaped; petals fused, sepals fused, lobes pointed; blooming July-Sept. Self-pollinating but mostly outcrossing (Motten and Antonovics 1992).
Fruit dry, hollow, splitting open to release seeds.
Wetland status: UPL.
Frequency in NYC: Very infrequent.
Origin: Tropical America.
Habitat: Ephemeral in open areas. Escaped from cultivation.