Hypericum annulatum
| Hypericum annulatum | |
|---|---|
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Rosids |
| Order: | Malpighiales |
| Family: | Hypericaceae |
| Genus: | Hypericum |
| Section: | Hypericum sect. Adenosepalum |
| Species: | H. annulatum
|
| Binomial name | |
| Hypericum annulatum Moris
| |
Hypericum annulatum is a species of herb in the genus Hypericum. It is closely related to Hypericum montanum which is its sister species.
Description
The species is a perennial herb that grows 0.2-0.75 meters tall. Its stems are green to reddish in color.[1]
Medical use
Hypericum annulatum contains a newly discovered isocoumarin called annulatomarin. This modestly inhibits the growth of human chronic myeloid leukaemia LAMA-84 cells.[2]
Subspecies
Hypericum annulatum has three subspecies:
- Hypericum annulatum subsp. afromontanum
- Hypericum annulatum subsp. annulatum
- Hypericum annulatum subsp. intermedium
References
- ^ Hypericum: MySpecies Retrieved 3 November 2015
- ^ Nedialkov, PT; Zheleva-Dimitrova, D; Girreser, U; Kitanov, GM (2007). "A new isocoumarin from Hypericum annulatum". Nat Prod Res. 21: 1056–60. doi:10.1080/14786410701567762. PMID 17852739.