TABLE 2 Alterations in some physiological and anatomical
parameters in the shoots of Scorzonera hieraciifolia treated with
0, 150, 300, 450 and 600 mM NaCl. Means of 5 replicates ± SD. Means
followed by different letters are significantly different according to
Duncan’s test at P ≤ 0.05. SSD: shoot succulence degree, ST: shoot
thickness, PA: plant area, SPA: stomatal pore aperture, Total Chl: total
chlorophyll, Total Car: total carotenoid, DW: dry weight.