(1):

(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.

(2):

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

(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.