Wid

Wid is the xylem tissue o widden plaunts, for ordinar trees but scrogs an aw. Wid fae the later is juist ryce, reducin the diversity o uisses. Wid is a hygroscopic, cellular an anisotropic material. Dry wid is composed o fibers o cellulose (40%–50%) an hemicellulose (20%–30%) hauden thegither bi lignin (25%–30%).

Category:Biology