Western Oakfern in Detail.

The oak fern typically grows in damp, shady locations such as woodlands, rocky slopes, and along stream banks. It has a distinctive appearance with a single, upright frond that can grow up to 1 ft (30 cm) in height. The frond is usually dark green in color and is deeply lobed with a triangular shape. Each lobe is further divided into smaller, triangular segments, giving the frond a delicate, lacy appearance.

One of the most distinctive features of the oak fern is its reproductive strategy. Unlike many other ferns, which produce their spores on the undersides of their fronds, the oak fern produces its spores in small, round structures called sori that are located on the upper surface of the fronds. The sori are covered by small, protective structures called indusia, which help to prevent the spores from being lost or damaged.

Overall, the oak fern is a beautiful and interesting fern that is well suited for shaded garden environments. It is relatively easy to grow and care for, and can add a unique touch of greenery to any outdoor space.