Leaf SurfaceGlaucous : Covered with a whitish powder or waxy coating. Farinose : Covered with a meal-like powder or minute particles. Scurfy : Covered with small scalelike particles. Viscid (Viscous) : Covered with sticky or resinous secretion. Glutinous : About the same as viscid. Punctate : Dotted with minute pits or translucent dots. Papillate (Papillose) : Bearing minute, pimplelike protuberances. Tuberculate : Bearing tubercles or warty protuberances. Verrucose : About the same as tuberculate Rugose : Wrinkled--typical leaves of the mint family (Lamiaceae) Glabrous : Without hairs of any kind. Pubescent : With a hairy surface--there are many kinds of hairiness.