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A portion of plant substance (PO:0025161) comprised predominantly of very long chain aliphatic lipids and is part of a plant cuticle (PO:0000022).
A portion of cuticular wax (PO:0025386) that forms crystalloids or a smooth film on the exterior of a plant cuticle (PO:0000022).
A portion of plant substance (PO:0025161) composed of cutin (PO:0025385), a polyester matrix of hydroxy- and hydroxy epoxy fatty acids C16 and C18 chains, embedded and overlayed with cuticular wax (PO:0025386) and forming a layer on the surface of a plant epidermis (PO:0005679).
A plant sap (PO:0025538) that is an aqueous solution which may contain mineral elements, nutrients, and plant hormones, and is transported from the root system (PO:0025025) toward the leaves through the tracheary elements (PO:0000290) of the xylem.
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Last updated 2015-10-05, git Version: 7d8ac8d
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