Millettia speciosa Champ.
Callerya speciosa is a climbing shrub growing 1 - 5 metres tall and clambering into the surrounding vegetation where it attaches itself by means of tendrils. The plant produces several tuberous swellings at the roots[
The plant is harvested from the wild for local and commercial use as a medicine.
E. Asia - southern China (Fujian, Guangdong, Guangxi, Guizhou, Hunan, Yunnan), northern Vietnam
Open places, sparse woodlands;at elevations from 200 - 1,700 metres[
]. Dry level land, open forest, forested ravines, in thickets; on dry clayey or sandy soil among scattered shrubs, trailing over trees and tall shrubs[
Species in this genus generally grow best in a sunny position in a fertile, moisture-retentive but well-drained soil[
The flowers are fragrant[
This species has a symbiotic relationship with certain soil bacteria, these bacteria form nodules on the roots and fix atmospheric nitrogen. Some of this nitrogen is utilized by the growing plant but some can also be used by other plants growing nearby[
The tuberous roots are rich in starch and are used to make a tonic wine[
The tuberous roots are diuretic, febrifuge, pectoral, refrigerant, thirst quenching and tonic[
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