Appearance"Thunbergia laurifolia" leaves are opposite, heart-shaped with serrated leaf margin and taper to a pointed tip. Flowers are not scented and borne on pendulous inflorescences. The hermaphrodite flower is trumpet-shaped with a short broad tube, white outside and yellowish inside. The corolla is pale blue in colour with 5–7 petals, one larger than the others.
The plant flowers almost continuously throughout the year with flowers opening early in the morning and aborting in the evening of the same day. Carpenter bees are frequent visitors, creeping into the flowers for pollen and nectar while black ants are present probably as nectar scavengers. The plant develops a very tuberous root system.
Naming"Thunbergia laurifolia" can become an invasive species where escaping from ornamental garden uses into native habitats in supportive climates. Because it is a fast-growing perennial plant it has become an escaped exotic and noxious weed in many tropical countries The plant has become a weed found in the Cerrado vegetation of Brazil, and in tropical areas of Australia.
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