Table 2 IC ₅₀ values of Saudi Arabian plants towards leukemia cancer cell lines CCRF-CEM and HL60 as determined by the resazurin assay

Haplophyllum tuberculatum

SY177

9.94

-

Senna italica

SY178

37.13

-

Pulicaria crispa

SY179

1.81

-

Rhantarium epapposum

SY180

31.9

-

Anthemis deserti

SY185

30.08

-

Ziziphus nummularia

SY188

16.6

-

Rhazya strict

SY195

22.35

-

Artemisia monosperma

SY198

19.64

-

Ononis serrata

SY160

17.44

9.30

Achillea beiberstenii

SY-200

18.11

5.06

Doxorubicin

0.11

0.40