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Definition of Endodermis
1. n. A layer of cells forming a kind of cuticle inside of the proper cortical layer, or surrounding an individual fibrovascular bundle.
Definition of Endodermis
1. [n -ES]
Medical Definition of Endodermis
1. Single layer of cells surrounding the central stele (vascular tissue) in roots. The radial and transverse walls contain the hydrophobic Casparian band, that prevents water flow in or out of the stele through the apoplast. Also present in some stems. This entry appears with permission from the Dictionary of Cell and Molecular Biology (11 Mar 2008)