Sixteen different types of symbols have been used in AFE volumes 1 - 11. If the map gives the areas of two or more taxa, the special symbols (+, x, ?, etc.) belong to the taxon marked by black dot, unless otherwise stated.
| STATISTICS FROM AFE 1 - 11 | ||
| STATUS | NUMBER OF SYMBOLS CALCULATED AT SPECIES LEVEL | PERCENTAGE OF ALL SYMBOLS, CALCULATED AT SPECIES LEVEL (n = 601,657) |
| NATIVE | 550,025 | 91.4 % |
| ESTABLISHED ALIEN | 36,507 | 6.1% |
| STATUS UNKNOWN | 5,622 | 0.9% |
| EXTINCT | 4,202 | 0.7% |
| POSSIBLY EXTINCT | 3,098 | 0.5% |
| RECORD UNCERTAIN | 2,203 | 0.4% |