H

Haumaniastrum robertii (Robyns) P.A.Duvign.

Lamiaceae Herb

Accumulation profile

Co Cobalt Obligate
10,200 µg g⁻¹ DW
34× the cobalt threshold
Other cobalt accumulators →
Cu Copper Facultative
2,800 µg g⁻¹ DW
9.3× the copper threshold
Other copper accumulators →
Substrate
Cu–Co mineralised soils
Habitat
Copperbelt metalliferous grassland
Distribution
DR Congo, Zambia (Copperbelt)
First reported
1977 · Brooks et al.
Verification
review-cited

Description & ecology

The classic 'cobalt flower' of the Central African Copperbelt and the highest-cited cobalt accumulator, though some early figures are being re-examined for soil-dust contamination.

References

  1. Reeves, R. D., Baker, A. J. M., Jaffré, T., Erskine, P. D., Echevarria, G., & van der Ent, A. (2018). A global database for plants that hyperaccumulate metal and metalloid trace elements. New Phytologist, 218, 407–411. doi:10.1111/nph.14907
  2. van der Ent, A., Baker, A. J. M., Reeves, R. D., Pollard, A. J., & Schat, H. (2013). Hyperaccumulators of metal and metalloid trace elements: facts and fiction. Plant and Soil, 362, 319–334. doi:10.1007/s11104-012-1287-3

Related cobalt accumulators

Anisopappus davyiAsteraceaeCrotalaria cobalticolaFabaceae