1. (a.) Ragged or full of lose scales or projecting parts; rough; jagged

2. (a.) Consisting of scales widely divaricating; having scales, small leaves, or other bodies, spreading widely from the axis on which they are crowded; -- said of a calyx or stem.

3. (a.) Divided into shreds or jags, raised above the plane of the leaf, and not parallel to it; said of a leaf.

4. (a.) Having scales spreading every way, or standing upright, or at right angles to the surface; -- said of a shell.