# List of hyperaccumulators

This article covers known hyperaccumulators, accumulators or species tolerant to the following: Aluminium (Al), Silver (Ag), Arsenic (As), Beryllium (Be), Chromium (Cr), Copper (Cu), Manganese (Mn), Mercury (Hg), Molybdenum (Mo), Naphthalene, Lead (Pb), Selenium (Se) and Zinc (Zn).
See also:
* Hyperaccumulators table – 2: Nickel
* Hyperaccumulators table – 3: Cd, Cs, Co, Pu, Ra, Sr, U, radionuclides, hydrocarbons, organic solvents, etc.

## Hyperaccumulators table – 1

hyperaccumulators and contaminants : Al, Ag, As, Be, Cr, Cu, Mn, Hg, Mo, naphthalene, Pb, Se, Zn – accumulation rates :
| Contaminant | Accumulation rates (in mg/kg dry weight) | Binomial name | English name | H-Hyperaccumulator or A-Accumulator P-Precipitator T-Tolerant | Notes | Sources |
| Al | A- | Agrostis castellana | highland bentgrass | As(A), Mn(A), Pb(A), Zn(A) | Origin: Portugal. | $^{:898}$ |
| Al | 1000 | Hordeum vulgare | Barley | | 25 records of plants. | $^{:891}$ |
| Al | | Hydrangea spp. | Hydrangea (a.k.a. Hortensia) | | | |
| Al | Aluminium concentrations in young leaves, mature leaves, old leaves, and roots were found to be 8.0, 9.2, 14.4, and 10.1 mg g1, respectively. | Melastoma malabathricum L. | Blue Tongue, or Native Lassiandra | P competes with Al and reduces uptake. | | |
| Al | | Solidago hispida (Solidago canadensis L.) | Hairy Goldenrod | | Origin Canada. | $^{:891}$ |
| Al | 100 | Vicia faba | Horse Bean | | | $^{:891}$ |
| Ag | 10-1200 | Salix miyabeana | Willow | Ag(T) | Seemed able to adapt to high AgNO$_3$ concentrations on a long timeline | |
| Ag | | Brassica napus | Rapeseed plant | Cr, Hg, Pb, Se, Zn | Phytoextraction | $^{:20}$ |
| Ag | | Salix spp. | Osier spp. | Cr, Hg, Se, petroleum hydrocarbures, organic solvents, MTBE, TCE and by-products;$^{:19}$ Cd, Pb, U, Zn (S. viminalix); Potassium ferrocyanide (S. babylonica L.) | Phytoextraction. Perchlorate (wetland halophytes) | $^{:19}$ |
| Ag | | Amanita strobiliformis | European Pine Cone Lepidella | Ag(H) | Macrofungi, Basidiomycete. Known from Europe, prefers calcareous areas | |
| Ag | 10-1200 | Brassica juncea | Indian Mustard | Ag(H) | Can form alloys of silver-gold-copper | |
| As | 100 | Agrostis capillaris L. | Common Bent Grass, Browntop. (= A. tenuris) | Al(A), Mn(A), Pb(A), Zn(A) | | $^{:891}$ |
| As | H- | Agrostis castellana | Highland Bent Grass | Al(A), Mn(A), Pb(A), Zn(A) | Origin Portugal. | $^{:898}$ |
| As | 1000 | Agrostis tenerrima Trin. | Colonial bentgrass | | 4 records of plants | $^{:891}$ |
| As | 2-1300 | Cyanoboletus pulverulentus | Ink Stain Bolete | contains dimethylarsinic acid | Europe | |
| As | 27,000 (fronds) | Pteris vittata L. | Ladder brake fern or Chinese brake fern | 26% of As in the soil removed after 20 weeks' plantation, about 90% As accumulated in fronds. | Root extracts reduce arsenate to arsenite. | |
| As | 100-7000 | Sarcosphaera coronaria | pink crown, violet crown-cup, or violet star cup | As(H) | Ectomycorrhizal ascomycete, known from Europe | |
| Be | | | | | No reports found for accumulation | $^{:891}$ |
| Cr | | Azolla spp. | mosquito fern, duckweed fern, fairy moss, water fern | | | $^{:891}$ |
| Cr | H- | Bacopa monnieri | Smooth Water Hyssop, Water hyssop, Brahmi, Thyme-leafed gratiola | Cd(H), Cu(H), Hg(A), Pb(A) | Origin India. Aquatic emergent species. | $^{:898}$ |
| Cr | | Brassica juncea L. | Indian mustard | Cd(A), Cr(A), Cu(H), Ni(H), Pb(H), Pb(P), U(A), Zn(H) | Cultivated in agriculture. | $^{:19,898}$ |
| Cr | | Brassica napus | Rapeseed plant | Ag, Hg, Pb, Se, Zn | Phytoextraction | $^{:19}$ |
| Cr | A- | Vallisneria americana | Tape Grass | Cd(H), Pb(H) | Native to Europe and North Africa. Widely cultivated in the aquarium trade. | $^{:898}$ |
| Cr | 1000 | Dicoma niccolifera | | | 35 records of plants | $^{:891}$ |
| Cr | roots naturally absorb pollutants, some organic compounds believed to be carcinogenic, in concentrations 10,000 times that in the surrounding water. | Eichhornia crassipes | Water Hyacinth | Cd(H), Cu(A), Hg(H), Pb(H), Zn(A). Also Cs, Sr, U, and pesticides. | Pantropical/Subtropical. Plants sprayed with 2,4-D may accumulate lethal doses of nitrates. 'The troublesome weed' – hence an excellent source of bioenergy. | $^{:898}$ |
| Cr | | Helianthus annuus | Sunflower | | Phytoextraction and rhizofiltration | $^{:19,898}$ |
| Cr | A- | Hydrilla verticillata | Hydrilla | Cd(H), Hg(H), Pb(H) | | $^{:898}$ |
| Cr | | Medicago sativa | Alfalfa | | | $^{:891}$ |
| Cr | | Pistia stratiotes | Water lettuce | Cd(T), Hg(H), Cr(H), Cu(T) | | $^{:891,898}$ |
| Cr | | Salix spp. | Osier spp. | Ag, Hg, Se, petroleum hydrocarbures, organic solvents, MTBE, TCE and by-products;$^{:19}$ Cd, Pb, U, Zn (S. viminalix); Potassium ferrocyanide (S. babylonica L.) | Phytoextraction. Perchlorate (wetland halophytes) | $^{:19}$ |
| Cr | | Salvinia molesta | Kariba weeds or water ferns | Cr(H), Ni(H), Pb(H), Zn(A) | | $^{:891,898}$ |
| Cr | | Spirodela polyrhiza | Giant Duckweed | Cd(H), Ni(H), Pb(H), Zn(A) | Native to North America. | $^{:891,898}$ |
| Cr | 100 | Jamesbrittenia fodina Hilliard Sutera fodina Wild | | | | $^{:891}$ |
| Cr | A- | Thlaspi caerulescens | Alpine Pennycress, Alpine Pennygrass | Cd(H), Co(H), Cu(H), Mo, Ni(H), Pb(H), Zn(H) | Phytoextraction. T. caerulescens may acidify its rhizosphere, which would affect metal uptake by increasing available metals | $^{:19,891,898}$ |
| Cu | 9000 | Aeollanthus biformifolius | | | | |
| Cu | | Athyrium yokoscense | (Japanese false spleenwort?) | Cd(A), Pb(H), Zn(H) | Origin Japan. | $^{:898}$ |
| Cu | A- | Azolla filiculoides | Pacific mosquitofern | Ni(A), Pb(A), Mn(A) | Origin Africa. Floating plant. | $^{:898}$ |
| Cu | H- | Bacopa monnieri | Smooth Water Hyssop, Water hyssop, Brahmi, Thyme-leafed gratiola | Cd(H), Cr(H), Hg(A), Pb(A) | Origin India. Aquatic emergent species. | $^{:898}$ |
| Cu | | Brassica juncea L. | Indian mustard | Cd(A), Cr(A), Cu(H), Ni(H), Pb(H), Pb(P), U(A), Zn(H) | cultivated | $^{:19,898}$ |
| Cu | H- | Vallisneria americana | Tape Grass | Cd(H), Cr(A), Pb(H) | Native to Europe and North Africa. Widely cultivated in the aquarium trade. | $^{:898}$ |
| Cu | | Eichhornia crassipes | Water Hyacinth | Cd(H), Cr(A), Hg(H), Pb(H), Zn(A), Also Cs, Sr, U, and pesticides. | Pantropical/Subtropical, 'the troublesome weed'. | $^{:898}$ |
| Cu | 1000 | Haumaniastrum robertii (Lamiaceae) | Copper flower | | 27 records of plants. Origin Africa. This species' phanerogam has the highest cobalt content. Its distribution could be governed by cobalt rather than copper. | $^{:891}$ |
| Cu | | Helianthus annuus | Sunflower | | Phytoextraction with rhizofiltration | $^{:898}$ |
| Cu | 1000 | Larrea tridentata | Creosote Bush | | 67 records of plants. Origin U.S. | $^{:891}$ |
| Cu | H- | Lemna minor | Duckweed | Pb(H), Cd(H), Zn(A) | Native to North America and widespread worldwide. | $^{:898}$ |
| Cu | | Ocimum centraliafricanum | Copper plant | Cu(T), Ni(T) | Origin Southern Africa | |
| Cu | T- | Pistia stratiotes | Water Lettuce | Cd(T), Hg(H), Cr(H) | Pantropical. Origin South U.S.A. Aquatic herb. | $^{:898}$ |
| Cu | | Thlaspi caerulescens | Alpine pennycress, Alpine Pennycress, Alpine Pennygrass | Cd(H), Cr(A), Co(H), Mo, Ni(H), Pb(H), Zn(H) | Phytoextraction. Cu noticeably limits its growth. | $^{:19,891,898}$ |
| Mn | A- | Agrostis castellana | Highland Bent Grass | Al(A), As(A), Pb(A), Zn(A) | Origin Portugal. | $^{:898}$ |
| Mn | | Azolla filiculoides | Pacific mosquitofern | Cu(A), Ni(A), Pb(A) | Origin Africa. Floating plant. | $^{:898}$ |
| Mn | | Brassica juncea L. | Indian mustard | | | $^{:19}$ |
| Mn | 23,000 (maximum) 11,000 (average) leaf | Chengiopanax sciadophylloides (Franch. & Sav.) C.B.Shang & J.Y.Huang | koshiabura | | Origin Japan. Forest tree. | |
| Mn | | Helianthus annuus | Sunflower | | Phytoextraction and rhizofiltration | $^{:19}$ |
| Mn | 1000 | Macadamia neurophylla (now Virotia neurophylla (Guillaumin) P. H. Weston & A. R. Mast) | | | 28 records of plants | $^{:891}$ |
| Mn | 200 | | | | | $^{:891}$ |
| Hg | A- | Bacopa monnieri | Smooth Water Hyssop, Water hyssop, Brahmi, Thyme-leafed gratiola | Cd(H), Cr(H), Cu(H), Hg(A), Pb(A) | Origin India. Aquatic emergent species. | $^{:898}$ |
| Hg | | Brassica napus | Rapeseed plant | Ag, Cr, Pb, Se, Zn | Phytoextraction | $^{:19}$ |
| Hg | | Eichhornia crassipes | Water Hyacinth | Cd(H), Cr(A), Cu(A), Pb(H), Zn(A). Also Cs, Sr, U, and pesticides. | Pantropical/Subtropical, 'the troublesome weed'. | $^{:898}$ |
| Hg | H- | Hydrilla verticillata | Hydrilla | Cd(H), Cr(A), Pb(H) | | $^{:898}$ |
| Hg | 1000 | Pistia stratiotes | Water lettuce | Cd(T), Cr(H), Cu(T) | 35 records of plants | $^{:891,898}$ |
| Hg | | Salix spp. | Osier spp. | Ag, Cr, Se, petroleum hydrocarbures, organic solvents, MTBE, TCE and by-products;$^{:19}$ Cd, Pb, U, Zn (S. viminalix); Potassium ferrocyanide (S. babylonica L.) | Phytoextraction. Perchlorate (wetland halophytes) | $^{:19}$ |
| Mo | 1500 | Thlaspi caerulescens (Brassicaceae) | Alpine pennycress | Cd(H), Cr(A), Co(H), Cu(H), Ni(H), Pb(H), Zn(H) | phytoextraction | $^{:19,891,898}$ |
| Naphthalene | | Festuca arundinacea | Tall Fescue | | Increases catabolic genes and the mineralization of naphthalene. | |
| Naphthalene | | Trifolium hirtum | Pink clover, rose clover | | Decreases catabolic genes and the mineralization of naphthalene. | |
| Pb | A- | Agrostis castellana | 'Highland Bent Grass | Al(A), As(H), Mn(A), Zn(A) | Origin Portugal. | $^{:898}$ |
| Pb | | Ambrosia artemisiifolia | Ragweed | | | |
| Pb | | Armeria maritima | Seapink Thrift | | | |
| Pb | | Athyrium yokoscense | (Japanese false spleenwort?) | Cd(A), Cu(H), Zn(H) | Origin Japan. | $^{:898}$ |
| Pb | A- | Azolla filiculoides | Pacific mosquitofern | Cu(A), Ni(A), Mn(A) | Origin Africa. Floating plant. | $^{:898}$ |
| Pb | A- | Bacopa monnieri | Smooth Water Hyssop, Water hyssop, Brahmi, Thyme-leafed gratiola | Cd(H), Cr(H), Cu(H), Hg(A) | Origin India. Aquatic emergent species. | $^{:898}$ |
| Pb | H- | Brassica juncea | Indian mustard | Cd(A), Cr(A), Cu(H), Ni(H), Pb(H), Pb(P), U(A), Zn(H) | 79 recorded plants. Phytoextraction | $^{:19,891,898}$ |
| Pb | | Brassica napus | Rapeseed plant | Ag, Cr, Hg, Se, Zn | Phytoextraction | $^{:19}$ |
| Pb | | Brassica oleracea | Ornamental Kale and Cabbage, Broccoli | | | |
| Pb | H- | Vallisneria americana | Tape Grass | Cd(H), Cr(A), Cu(H) | Native to Europe and North Africa. Widely cultivated in the aquarium trade. | $^{:898}$ |
| Pb | | Eichhornia crassipes | Water Hyacinth | Cd(H), Cr(A), Cu(A), Hg(H), Zn(A). Also Cs, Sr, U, and pesticides. | Pantropical/Subtropical, 'the troublesome weed'. | $^{:898}$ |
| Pb | | Festuca ovina | Blue Sheep Fescue | | | |
| Pb | | Ipomoea trifida | Morning glory | | Phytoextraction and rhizofiltration | $^{:19,898}$ |
| Pb | H- | Hydrilla verticillata | Hydrilla | Cd(H), Cr(A), Hg(H) | | $^{:898}$ |
| Pb | H- | Lemna minor | Duckweed | Cd(H), Cu(H), Zn(H) | Native to North America and widespread worldwide. | $^{:898}$ |
| Pb | | Salix viminalis | Common Osier | Cd, U, Zn, Ag, Cr, Hg, Se, petroleum hydrocarbures, organic solvents, MTBE, TCE and by-products (S. spp.);$^{:19}$ Potassium ferrocyanide (S. babylonica L.) | Phytoextraction. Perchlorate (wetland halophytes) | |
| Pb | H- | Salvinia molesta | Kariba weeds or water ferns | Cr(H), Ni(H), Pb(H), Zn(A) | Origin India. | $^{:898}$ |
| Pb | | Spirodela polyrhiza | Giant Duckweed | Cd(H), Cr(H), Ni(H), Zn(A) | Native to North America. | $^{:891,898}$ |
| Pb | | Thlaspi caerulescens (Brassicaceae) | Alpine pennycress, Alpine pennygrass | Cd(H), Cr(A), Co(H), Cu(H), Mo(H), Ni(H), Zn(H) | Phytoextraction. | $^{:19,891,898}$ |
| Pb | | Thlaspi rotundifolium | Round-leaved Pennycress | | | |
| Pb | | Triticum aestivum | Common Wheat | | | |
| Se | .012-20 | Amanita muscaria | Fly agaric | | Cap contains higher concentrations than stalks | |
| Se | | Brassica juncea | Indian mustard | | Rhizosphere bacteria enhance accumulation. | $^{:19}$ |
| Se | | Brassica napus | Rapeseed plant | Ag, Cr, Hg, Pb, Zn | Phytoextraction. | $^{:19}$ |
| Se | Low rates of selenium volatilization from selenate-supplied Muskgrass (10-fold less than from selenite) may be due to a major rate limitation in the reduction of selenate to organic forms of selenium in Muskgrass. | Chara canescens Desv. & Lois | Muskgrass | | Muskgrass treated with selenite contains 91% of the total Se in organic forms (selenoethers and diselenides), compared with 47% in Muskgrass treated with selenate. 1.9% of the total Se input is accumulated in its tissues; 0.5% is removed via biological volatilization. | |
| Se | | Bassia scoparia (a.k.a. Kochia scoparia) | burningbush, ragweed, summer cypress, fireball, belvedere and Mexican firebrush, Mexican fireweed | U, Cr, Pb, Hg, Ag, Zn | Perchlorate (wetland halophytes). Phytoextraction. | $^{:19,898}$ |
| Se | | Salix spp. | Osier spp. | Ag, Cr, Hg, petroleum hydrocarbures, organic solvents, MTBE, TCE and by-products;$^{:19}$ Cd, Pb, U, Zn (S. viminalis); Potassium ferrocyanide (S. babylonica L.) | Phytoextraction. Perchlorate (wetland halophytes). | $^{:19}$ |
| Zn | A- | Agrostis castellana | Highland Bent Grass | Al(A), As(H), Mn(A), Pb(A) | Origin Portugal. | $^{:898}$ |
| Zn | | Athyrium yokoscense | (Japanese false spleenwort?) | Cd(A), Cu(H), Pb(H) | Origin Japan. | $^{:898}$ |
| Zn | | Brassicaceae | Mustards, mustard flowers, crucifers or cabbage family | Cd(H), Cs(H), Ni(H), Sr(H) | Phytoextraction | $^{:19}$ |
| Zn | | Brassica juncea L. | Indian mustard | Cd(A), Cr(A), Cu(H), Ni(H), Pb(H), Pb(P), U(A). | Larvae of Pieris brassicae do not even sample its high-Zn leaves. (Pollard and Baker, 1997) | $^{:19,898}$ |
| Zn | | Brassica napus | Rapeseed plant | Ag, Cr, Hg, Pb, Se | Phytoextraction | $^{:19}$ |
| Zn | | Helianthus annuus | Sunflower | | Phytoextraction and rhizofiltration | $^{:19}$ |
| Zn | | Eichhornia crassipes | Water Hyacinth | Cd(H), Cr(A), Cu(A), Hg(H), Pb(H). Also Cs, Sr, U, and pesticides. | Pantropical/Subtropical, 'the troublesome weed'. | $^{:898}$ |
| Zn | | Salix viminalis | Common Osier | Ag, Cr, Hg, Se, petroleum hydrocarbons, organic solvents, MTBE, TCE and by-products;$^{:19}$ Cd, Pb, U (S. viminalis); Potassium ferrocyanide (S. babylonica L.) | Phytoextraction. Perchlorate (wetland halophytes). | |
| Zn | A- | Salvinia molesta | Kariba weeds or water ferns | Cr(H), Ni(H), Pb(H), Zn(A) | Origin India. | $^{:898}$ |
| Zn | 1400 | Silene vulgaris (Moench) Garcke (Caryophyllaceae) | Bladder campion | | | Ernst et al. (1990) |
| Zn | | Spirodela polyrhiza | Giant Duckweed | Cd(H), Cr(H), Ni(H), Pb(H) | Native to North America. | $^{:891,898}$ |
| Zn | H-10,000 | Thlaspi caerulescens (Brassicaceae) | Alpine pennycress | Cd(H), Cr(A), Co(H), Cu(H), Mo, Ni(H), Pb(H) | 48 records of plants. May acidify its own rhizosphere, which would facilitate absorption by solubilization of the metal | $^{:19,891,898}$ |
| Zn | | Trifolium pratense | Red Clover | Nonmetal accumulator. | Its rhizosphere is denser in bacteria than that of Thlaspi caerulescens, but T. caerulescens has relatively more metal-resistant bacteria. | |
Cs-137 activity was much smaller in leaves of larch and sycamore maple than of spruce: spruce > larch > sycamore maple.