Minimum

Maximum

Mean ± SD

Median

Presence in sites based on median values

Total species richness

4

25

11 ± 4

11

11 (n ≥ 11)

10 (n < 11)

Total native species richness

2

15

6 ± 3

5

15 (n ≥ 5)

6 (n < 5)

Total exotic species richness

All exotics

2

10

5 ± 2

5

12 (n ≥ 5)

10 (n < 5)

Only Invasives

2

9

4 ± 2

3

17 (n ≥ 3)

4 (n < 3)