Table 2.

Quantitative phytochemical analysis of the investigated plants.

Plant	Total alcohol	Moisture	Total ash	Acid insoluble ash	Water soluble ash
Calendula tripterocarpa	16.57 ± 1.11	5.17 ± 1.23	9.32 ± 1.13	2.15 ± 1.27	6.12 ± 1.34
Centarea sinaica	17.34 ± 1.56	7.14 ± 1.11	8.14 ± 1.37	3.11 ± 1.32	5.21 ± 1.15
Centarea pseudosinaica	18.17 ± 1.34	6.87 ± 1.99	9.65 ± 1.61	3.87 ± 1.71	6.47 ± 1.78
Koelpinia linearis	15.37 ± 1.76	8.98 ± 2.19	10.348 ± 1.54	4.19 ± 1.36	8.58 ± 1.63
Plectranthus arabicus	19.70 ± 1.29	9.77 ± 2.43	8.35 ± 1.22	3.16 ± 1.23	5.22 ± 1.54
Plectranthus asirensis	17.55 ± 1.41	10.15 ± 2.21	9.14 ± 1.37	3.33 ± 1.34	5.28 ± 1.42
Tripleurospermum auriculatum	18.45 ± 1.49	11.25 ± 2.33	8.74 ± 1.66	2.13 ± 1.57	6.18 ± 1.49

Values are the mean of triplicates ± standard deviation.