It is native to India and the Indomalaya ecozone, the species occurs from Indochina to Malaysia. It is locally known as kar tuau in Malaysia
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1 Thunbergia Laurifolia – Plant
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 to 7 petals, one larger than the othe 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 scavenge The plant develops a very tuberous root system.