Learn the Structure of a Fern

  • simple
  • pinnate
  • dichotomous
  • palmate
  • pinnatifid

The frond can be a simple leaf (undivided) or a compound leaf (divided into smaller parts).

The compound leaf type includes palmate, pinnate and dichotomous.

Dichotomous leaf is forking dividing into two equal halves.

When the pinnate-like leaf is not completely divided, it is described as pinnatifid.