| Root length (Day 4) | root length | limited iron regimen | millimeter | 1 | Satbhai et. al. Nature Communications 2017 | 5.451242167 |
| Root length (Day 5) | root length | limited iron regimen | millimeter | 1 | Satbhai et. al. Nature Communications 2017 | 5.9879865 |
| Trichome area | trichome morphology trait | growth chamber study | area unit | 1 | trichome_development_epidermis_metal_traits | 31080.91 |
| Trichome circularity | trichome morphology trait | growth chamber study | dimensionless unit | 1 | trichome_development_epidermis_metal_traits | 0.08156 |
| Trichome solidity | trichome morphology trait | growth chamber study | dimensionless unit | 1 | trichome_development_epidermis_metal_traits | 0.25432 |
| Trichome length | trichome morphology trait | growth chamber study | length unit | 1 | trichome_development_epidermis_metal_traits | 2379.752 |
| Trichome perimeter | trichome morphology trait | growth chamber study | length unit | 1 | trichome_development_epidermis_metal_traits | 2202.424 |
| Callose content in trichomes | trichome morphology trait | growth chamber study | dimensionless unit | 1 | trichome_development_epidermis_metal_traits | 55.37 |
| Trichome stem length | trichome morphology trait | growth chamber study | micrometer | 1 | trichome_development_epidermis_metal_traits | 0.29 |
| Trichome autofluorescence | trichome morphology trait | growth chamber study | dimensionless unit | 1 | trichome_development_epidermis_metal_traits | 2.0 |
| Autofluorescence color | trichome morphology trait | growth chamber study | dimensionless unit | 1 | trichome_development_epidermis_metal_traits | 0.0 |
| Number of trichome branches | trichome morphology trait | growth chamber study | count unit | 1 | trichome_development_epidermis_metal_traits | 2.5 |