Hypericum revolutum
| Hypericum revolutum | |
|---|---|
 | |
| Hypericum revolutum in the Semien Mountains of Ethiopia, at about 3300m elevation. | |
| Scientific classification | |
| Kingdom: | Plantae |
| (unranked): | Angiosperms |
| (unranked): | Eudicots |
| (unranked): | Rosids |
| Order: | Malpighiales |
| Family: | Hypericaceae |
| Genus: | Hypericum |
| Species: | H. revolutum |
| Binomial name | |
| Hypericum revolutum Vahl | |
Hypericum revolutum is a shrub or small tree in the genus Hypericum native to Arabia and Africa. It is evergreen, with leaves opposite, closely spaced and crowded at the ends of branches, c. 20 × 5 mm, green to slightly glaucous, sessile, clasping at the base. Single bright yellow flowers form at the ends of branches, up to 5 cm in diameter, blooming from June to November. Fruit is a reddish-brown capsule, up to 13 × 10 mm.
Hypericum revolutum is characteristic of the Afromontane vegetation, found from 1400 - 2593 meters elevation, and ranging from southwest Arabia through the Afromontane zones of eastern Africa to the Cape; it is also found in the Cameroon Highlands and Bioko, and on Madagascar, the Comoro Islands, and Réunion. It grows along streams in montane grassland and forest fringes.
References
External links
- Dressler, S.; Schmidt, M. & Zizka, G. (2014). [http://www.africanplants.senckenberg.de/root/index.php?submitForm=true&page_id=77&searchTextMenue=Hypericum+revolutum&filterRegionIDs[]=6&filterRegionIDs[]=1&filterRegionIDs[]=2&filterRegionIDs[]=3&filterRegionIDs[]=5 "Hypericum revolutum"]. African plants – a Photo Guide. Frankfurt/Main: Forschungsinstitut Senckenberg.