a. (L. ruga, a wrinkle) having or full of wrinkles; corrugated; ridged.
Uneven surface covered with shallow minute depressions.
Wrinkled; result of sunken veinlets and elevated leaf tissue
Any leaf with an uneven surface; i.e. wrinkled, puckered, crinkled, ruffled, dimpled, seersuckered, and et el.
Wrinkled, usually covered with wrinkles.
Any leaf surface with an uneven surface feature including wrinkled, puckered, crinkled, ruffled, dimpled and embossed
Wrinkled, usually transversely.
Ridged or wrinkled spinose to have spines