Adjective
Ragged or full of lose scales or projecting parts; rough; jagged
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.
Divided into shreds or jags, raised above the plane of the leaf, and not parallel to it; said of a leaf.
Having scales spreading every way, or standing upright, or at right angles to the surface; -- said of a shell.
Source: Webster's dictionary