| Abbreviation | Description | Land occupation |
| S | Absence of vegetation | Bare-soil |
| Heath | Absence of woody plant | Heathland |
| L | Absence of woody plant | Lawn |
| WL | Cover of forest trees is lower than 10% | Woodland |
| CF | Cover of forest trees is greater than 10% Conifers represent over 75% of the total tree cover | Conifer Forest |
| DF | Cover of forest trees is greater than 10% Deciduous represent over 75% of the total tree cover | Deciduous Forest |
| FM | Cover of forest trees is greater than or equal to 10% any group of trees reaches 75% of the total rate of canopy cover | Mixed Forest |
| W |
| Water |