Exodermis An outermost layer of thickened or suberized cortical cells that sometimes replaces the epidermal layer in the older parts of roots if the epidermal cells have died.

薄的或木栓化的皮层细胞的最外层。如果根的较老皮细胞死亡，它常取而代之。

Sudan stains Any of various stains based on aniline dyes, and used to color fats and waxes, and hence cutinized (e.g. cuticle ) and suberized (e.g.Casparian strip) tissues.See staining.

以料为基础配制而成的各种料，用于使脂肪和蜡着色，因此可以皮肤（例：皮）和栓化组织（例：凯氏带）。