Ipomoea indica (Burm.) Merr.
A hairy perennial, with twining and climbing stems up to 10 m long. Leaves up to 18 cm long, ovate in outline, with a cordate base, generally deeply 3-lobed; silky-hairy underneath. Flowers in panicles of 2 or more, on short peduncles. Corolla trumpet-shaped, up to 10 cm across, blue to violet-purple in the upper part, while the tube is a paler colour. Calyx lobes lanceolate, 2 to 3 cm long, gradually tapering to a point.
Local:Fairly common in Gibraltar, where it is grown as an ornamental plant.
Global: A native of the New World tropics, it is usually grown as an ornamental in Southern Europe and throughout the Mediterranean region. It has become a noxious weed and invasive species in Australia, New Zealand, South Africa and California.
Flowers from April, May, June, July, August, September, October to November.