serratiform--prophetes.ai

serratiform, a.
  (sɛˈreɪtɪfɔːm)
  [f. L. serrāt-us serrate a. + -form.]
  Saw-shaped, serriform.

1821 W. P. C. Barton Flora N. Amer. I. 59 The margin..marked by about four serratiform indentures.

Oxford English Dictionary