Petrobium
| Saint Helena Whitewood | |
|---|---|
_p399_-_PLATE_42_-_Pretobium_Arboreum.jpg) | |
| Petrobium arboreum[1] | |
| Scientific classification | |
| Kingdom: | Plantae |
| (unranked): | Angiosperms |
| (unranked): | Eudicots |
| (unranked): | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Tribe: | Heliantheae[2] |
| Genus: | Petrobium R.Br. 1818 not Bong. 1838 (Melastomataceae)[3] |
| Species: | P. arboreum |
| Binomial name | |
| Petrobium arboreum (J.R.Forst. & G.Forst.) R.Br. ex Spreng. | |
| Synonyms[2] | |
| |
Petrobium is a genus in the sunflower tribe within the daisy family.[4][5]
The only known species is Petrobium arboreum, called Saint Helena Whitewood. It is found in the tree-fern thicket at the top of the central ridge of island of Saint Helena in the South Atlantic Ocean. The plants are either female or hermaphrodite, i.e. the species is gynodioecious.[2]
See also
References
- ↑ 1875 illustration from page 399 of St. Helena: a physical, historical, and topographical description of the island ... The botanical plates from original drawings by Mrs. J. C. Melliss, by Melliss, John Charles. Original held and digitised by the British Library
- 1 2 3 Flann, C (ed) 2009+ Global Compositae Checklist
- ↑ Tropicos, search for Petrobium
- ↑ Brown, Robert. 1818. Transactions of the Linnean Society of London 12(1): 113-114 description in Latin, commentary in English
- ↑ Tropicos, Petrobium R. Br.
External links
- Cairns-Wicks, R. 2003. Petrobium arboreum. The IUCN Red List of Threatened Species 2003. Downloaded on 17 September 2015.
- Mongabay: Petrobium
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