This is a wide spread vine that is found from Africa and Arabia to India and Java.
The conservation status of this species is regarded as Least Concerned. (National List 2012).
I have seen this species to be common in forests and scrublands in the low country dry zone.
The females of the butterfly Common Cerulean lay its eggs on this vine.
This is a common species at Wilpattu and I have observed the flowers in January, June and September.