Petrobium is a genus in the family Asteraceae.[5][6]
| Petrobium | |
|---|---|
_p399_-_PLATE_42_-_Pretobium_Arboreum.jpg)
| |
| Petrobium arboreum[1] | |
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Subfamily: | Asteroideae |
| Tribe: | Coreopsideae |
| 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[4] | |
| |
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.[4]
See also edit
References edit
- ^ 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
- ^ Lambdon, P.W.; Ellick, S. (2016). "Petrobium arboreum". IUCN Red List of Threatened Species. 2016: e.T37597A67371334. doi:10.2305/IUCN.UK.2016-1.RLTS.T37597A67371334.en. Retrieved 18 November 2021.
- ^ Tropicos, search for Petrobium
- ^ a b Flann, C (ed) 2009+ Global Compositae Checklist Archived 2014-12-29 at archive.today
- ^ 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 edit
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