Colour

Colour        Altitude   Red-list    Collected     Revised      Herbarium
Cyan          2001-         -        1995-         1995-        -
Blue          1501-2000     -        1980-1994     1980-1994    O
Violet        1001-1500     -        1965-1979     1965-1979    TRH/TROM
Dark green     601-1000     R        1950-1964     1950-1964    BG
Light green    301- 600     V+       1900-1949     1900-1949    Literature
Orange         101- 300     V        1850-1899     1850-1899    note
Red              0- 100    Ex/E          -1849         -1849    Project
Black         Unknown       -        Unknown       Unknown      Other herbaria and field notes

The symbols are placed on the map in the order black, red to cyan, except for Reversed order and Red-list category where the order is black, cyan to red, and Herbarium where they follow database index order.