Aristolochia tagala, Indian Birthwort, Oval leaf Dutchmans Pipe Seeds
This vigorous vine with long narrow flowers resembling pipes is widely distributed from the Himalaya to Sri Lanka through South East Asia (includes Myanmar, Indonesia, Indochina, and Thailand) and China, to Oceania (includes the whole of Malesia, the Solomon Islands and Queensland in Australia). The species is found in forests and open lowland thickets, climbing over bushes and trees.
The caterpillars of two rare butterflies, the Common Birdwing and Common Rose, feed on the leaves of this plant.
The species is used medicinally