Table 3 Germination indices of eight halophyte species at different NaCl concentrations.

H. perfoliata

40 ± 0.0^a*

37.6 ± 1.6^a

39.20 ± 0.80^a

30.40 ± 2.04^b

0.00 ± 0.00^b

T. qatarensis

35.8 ± 1.3^a

22.4 ± 2.6^a

15.90 ± 2.089^a

3.5 ± 0.50^b

0.00 ± 0.00^b

S. setifera

27 ± 1.78^a

27.5 ± 1^a

22.5 ± 1.031^a

17 ± 1.3^a

8.90 ± .6^b

S. aegyptiaca

7.2 ± 1.2^a

3.3 ± 0.875^a

2.70 ± 1.102^a

0.90 ± 0.367^a

0.00 ± 0.00^b

A. lagopoides

14.4 ± 0.75^a

18.8 ± 0.8^a

15.6 ± 1.72^a

10.8 ± 0.49^a

0.00 ± 0.00^b

A. tortilis

28 ± 1.11^a

20.3 ± 1.72^a

15.4 ± 1.785^a

9.8 ± 1.31^a

0.00 ± 0.00^b

C. imbricatum

29.4 ± 1.79^a

23.1 ± 2.37^a

16.1 ± 0.857^a

10.5 ± 1.565^a

0.00 ± 0.00^b

L. axillare

12 ± 1.79^a

14.4 ± 1.33^a

14.8 ± 1.02^a

11.2 ± 1.02^a

0.00 ± 0.00^b