Table 4. Comparison of mineral contents of freshwater macrophyte species and other edible plant species.
| No | Species | Ca | Mg | Cu | Mn | Zn | Reference (s) |
|---|---|---|---|---|---|---|---|
| (mg kg −1 ) | |||||||
| 1 | Eichhornia crassipes | 11,863.5 | 1,649 | 27.0 | 444.0 | 158.5 | Present study |
| 2 | Limnocharis flava | 8,066.5 | 1,198.5 | 16 | 144.5 | 110.0 | Present study |
| 3 | Neptunia oleracea | 3,583 | 2,616 | 20 | 146 | 107 | Present study |
| 4 | Neptunia oleracea * | 3,814.2 | 1,866.7 | 29.7 | 142.3 | 105.3 | Saupi, Zakaria & Bujang (2009) |
| 5 | Melochia corchorifolia | 7,503.7 | 1,083.3 | 335 | 96.8 | 673 | Umar et al. (2007) |
| 6 | Momordica balsamina | 9,410 | 2,200 | 54.4 | 116 | 31.8 | Hassan & Umar (2006) |
| 7 | Myrianthus arboreus | 540 | 4,600 | 3.55 | 6.957 | 1.82 | Amata (2010) |
| 8 | Achillea fragrantissima | 14,400 | 1,200 | 4.44 | 88.5 | 400 | Daur (2015) |
| 9 | Amaranthus virdis | 15,280 | 8,255 | 12.44 | 108.1 | 356 | Daur (2015) |
| 10 | Asteriscus graveolens | 13,200 | 1,050 | 26.8 | 107.1 | 544 | Daur (2015) |
| 11 | Chenopodium album | 11,500 | 8,900 | 14.44 | 148 | 21.2 | Daur (2015) |
| 12 | Conyza bonariensis | 10,200 | 1,092 | 8.2 | 152.6 | 38.8 | Daur (2015) |
Notes.
*
Neptunia oleracea study by Saupi, Zakaria & Bujang (2009).