As in other cell-walls, so here the older membranes may be altered by deposits of various substances, such as resin, calcium oxalate, colouring matters; or more profoundly altered throughout, or in definite layers, by lignification, suberization (Trametes, Daedalea), or swelling to a gelatinous muci
gelatinous הגייה עם משמעויות, מילים נרדפות, הפכים, תרגומים, משפטים ועוד