Pueraria yunnanensis, treated here as a synonym (as per the Flora of China[
]), has been treated as distinct by Z. F. Le
and X. Y. Zhu (Ann. Bot. Fenn. 46: 419-424. 2009).
Derris bonatiana Pamp.
Neustanthus peduncularis Graham ex Benth.
Pueraria yunnanensis Franch.
Pueraria peduncularis is a climbing shrub producing twining stems up to 10mm in diameter from a tuberous rootstock. The stems can grow 5 - 10 metres long, scrambling over the ground, rooting at the nodes to form dense masses of growth, and also twining into the surrounding vegetation for support[
The plant is harvested from the wild for local use as an insecticide.
The roots have been used as a fish poison[
E. Asia - southern China (Guangxi, Guizhou, Sichuan, Xizang, Yunnan), Pakistan, India, Nepal, Bhutan, Bangladesh, Myanmar
Open or shady situations, on hill slopes or ravines, medium wet forest, near streams, waterfalls, and jungle edges or clearings, bamboo forests, hill tops, on well-drained or sandy soils, scree and rocks; at elevations from 1,700 - 3,600 metres[
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Pueraria peduncularis is native to moderate and high elevations in the warm temperate to tropical regions of southern China and the Himalayan region of the Indian subcontinent. At least at the higher elevations, it will experience frosts and snow.
The roots can be used as an insecticide[
]. (as Pueraria yunnanensis)
Pre-soak the seed for 12 hours in warm water and sow in a warm greenhouse in early spring. Germination should take place within 2 weeks. Prick out the seedlings into individual pots when they are large enough to handle and plant them out after the last expected frosts[
]. Cover the young plants with a frame or cloche until they are growing away well.