Table 3.

Effect of MnCl₂ toxicity on root meristem cells.

Groups	ECD	FCN	CCD	CCWT
Group I	–	–	–	–
Group II	+	+	+	+
Group III	++	++	++	+
Group IV	+++	+++	+++	++

Group I: Control, Group II: 250 µM MnCl₂, Group III: 500 µM MnCl₂, Group IV: 1000 µM MnCl₂. ECD epidermis cell damage, FCN flattened cell nucleus, CCD cortex cell damage, CCWT cortex cell wall thickening (–): no damage, (+): little damage, (++): moderate damage, (+++): severe damage.