suberin

A Dictionary of Plant Sciences | 1998 | Copyright

suberin A fatty substance found in or on the surface of cell walls in cork and endodermis (see CASPARIAN STRIP). It renders tissues waterproof and protects them from decay.

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Related entries from encyclopedias, dictionaries, and thesauruses

suberin
Book article from: A Dictionary of Biology suberin A mixture of waxy substances, similar to cutin , present in the thickened cell walls of many trees and shrubs, particularly in corky tissues. The deposition of suberin ( suberization ) provides a protective water-impermeable layer. See also Casparian strip .
suberization
Book article from: A Dictionary of Plant Sciences suberization The deposition of suberin in cell walls .
cork
Book article from: A Dictionary of Plant Sciences ...the epidermis . It comprises dead cells, derived from the cork cambium ( phellogen ), and coated with a waxy substance ( suberin ) that renders them waterproof. Cork develops abundantly in the bark layer of certain plants, e.g. Quercus suber (cork...
Anatomy of Plants
Book article from: Plant Sciences ...parenchyma, and the endodermis. The endodermis of underground roots and stems, especially, often develops waxy deposits of suberin in the cell walls. These water-impervious deposits are referred to as Casparian thickenings and are believed to prevent...
Casparian strip
Book article from: A Dictionary of Biology Casparian strip A band of suberin , an impermeable substance, found in the endodermal cell walls of plant roots; it was named after R. Caspary. Movement of water...

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