Polygala tenuifolia
Polygala tenuifolia (yuǎn zhì; Chinese: 远志) is an herb in the family Polygalaceae which is hardy to USDA Zone 6.
| Polygala tenuifolia | |
|---|---|
 | |
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Rosids |
| Order: | Fabales |
| Family: | Polygalaceae |
| Genus: | Polygala |
| Species: | P. tenuifolia |
| Binomial name | |
| Polygala tenuifolia | |
Phytochemistry
P. tenuifolia contains tenuifolin, senegenin, and polygalacic acid.[1]
Medicinal uses
Yuan zhi is used primarily as an expectorant.[2] It is one of the 50 fundamental herbs used in traditional Chinese medicine, where it is called yuǎn zhì (Chinese: 遠志).
References
- Deng, X.; Zhao, S.; Liu, X.; Han, L.; Wang, R.; Hao, H.; Jiao, Y.; Han, S.; Bai, C. (2020). "Polygala tenuifolia: a source for anti-Alzheimer's disease drugs". Pharmaceutical Biology. 58 (1): 410–416. doi:10.1080/13880209.2020.1758732. PMC 7301717. PMID 32429787.
- "Polygala tenuifolia - Willd. database report". Plants for A Future. 1996–2012. Retrieved April 6, 2013.
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