| Gymnanthemum extensum | |
|---|---|
 | |
| Flowers | |
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Genus: | Gymnanthemum |
| Species: | G. extensum |
| Binomial name | |
| Gymnanthemum extensum | |
| Synonyms[1] | |
| |
Gymnanthemum extensum, also known as bitterleaf tree, Chinese: 展枝斑鸠菊 zhan zhi ban jiu ju, Thai: หนานเฉาเหว่ย nan chao woei, is a species of flowering shrub of the family Asteraceae.[1] It is an up to 8 m shrub or small tree found naturally growing at 1,200 m (3,900 ft) to 2,100 m (6,900 ft) above sea level in open forests or thickets in slopes, valleys and by the roadside.[2]
Distribution
Leaf of a bitterleaf shrub
Southern China (Guizhou, Yunnan), the Himalayas (Sikkim, Nepal, Bhutan) and the Shan Hills (Myanmar, Thailand).[2] It has been cultivated in Thailand as a garden tree for the medicinal properties of its leaves and the fragrance of its flowers.[3]
References
- 1 2 "Gymnanthemum extensum". The Plant List. Retrieved 7 February 2018.
- 1 2 "Vernonia extensa". Flora of China. Retrieved 6 February 2018.
- ↑ "Nan Chao Woei fresh leaves have properties". Thairath. 12 August 2014. Retrieved 6 February 2018.
External links
Media related to Gymnanthemum extensum at Wikimedia Commons- Thai Ministry of Agriculture plant information Archived 10 February 2018 at the Wayback Machine
- Chemical & Pharmaceutical Bulletin 40(2):553-555 · January 1992 - Structures of two new bitter principles isolated from a Thai Medicinal Plant, Vernonia Extensa D.C.
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