Ocimum centraliafricanum

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Ocimum centraliafricanum
Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Eudicots
(unranked): Asterids
Order: Lamiales
Family: Lamiaceae
Genus: Ocimum
Species: O. centraliafricanum
Binomial name
Ocimum centraliafricanum
R.E.Fr
Synonyms

Becium homblei (De Wild) Duvign. & Plancke

Ocimum centraliafricanum, the copper flower or copper plant, is a perennial herb found in Southern Africa. It is well known for its tolerance of high levels of copper in the soil, and is even used by geologists prospecting for precious metals.[1]

Description

It is able to tolerate soils with copper concentrations of up to 15,000 ppm, and soils with nickel concentrations of almost 5000 ppm.[2]

References

  1. John W. Miller (3 March 2013). "Mining firms discover old-timers can be worth their weight in gold". The Wall Street Journal. Retrieved 5 March 2013. 
  2. Howard-Williams, C. (1970). "The ecology of Becium homblei in Central Africa with special reference to metalliferous soils". Journal of Ecology 58 (3): 745–763. 
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