Ornamental vine with Showy, violet, trumpet shaped flowers up to three inches across. Can be used as a background shrub if allowed to sprawl at the rear of a bed. It's also pretty clambering up a mail box or lamp post.
Thunbergia laurifolia is similar to Thunbergia grandiflora. The difference is the Thunbergia laurifolia has narrower, glabrous leaves while Thunbergia grandiflora has broader, hairy leaves with larger lobes.
Similar plants: