Fig. 5. Scanning electron micrographs for the number and size of stomata of the abaxial leaf surfaces in selected two-year-old ginseng lines resistant to high-temperature injury (HTI; Yunpoong, high-temperature injury resistance [HTIR] 1, HTIR 2, and HTIR 3) and susceptible to HTI (Chunpoong). Arrow indicates longitudinal stomatal length. Bar= 50 μ m.
