In mesophyll cell, nucleolus was the most susceptible to high temperature and vacuole membrane was more susceptible than plasmalemma, membrane-bounded vesicle was observed in vacuole.

• 在叶肉细胞中，核仁对高温最为敏感，液泡膜比质膜对高温敏感，液泡中出现被膜小泡，在叶绿体中，类囊体膜比叶绿体被膜对高温敏感；