[Ferns West of the Cascade Mountains of Oregon and Washington]

Examples of Ferns with Compound Fronds

Compound ferns have their leaflets further divided into smaller leaflets as in the examples below.

American Parsley Fern (Cryptogramma acrostichoides) - Example of fern with compound frond.

or

Western Oak Fern (Gymnocarpium disjunctum) - Example of fern with compound frond.

or

Bracken Fern (aquilinum var. pubescens) - Example of fern with compound frond.

or

Lady Fern (Athyrium filix-femina) - Example of fern with compound frond.

or

Maidenhair Fern: Adiantum aleuticum) - Example of fern with compound frond.

The ferns above from left to right are the Parsley Fern, Oak Fern, Bracken Fern, Lady Fern, and Maidenhair Fern.

Paul Slichter