Dryopteris marginalis is native from Canada southward. It is a very common fern. The leaves are six inches to two feet long.

Dryopteris Marginalis

Dryopteris marginalis is native from Canada southward. It is a very common fern. The leaves are six…

Dryopteris parasitica is native to the tropical regions of both hemispheres. It often grows as a weed in greenhouses.

Dryopteris Parasitica

Dryopteris parasitica is native to the tropical regions of both hemispheres. It often grows as a weed…

An oak fern with slender leaves that are generally between 6 and 10 inches. They are commonly found in the Northern hemisphere, such as Great Britain.

Polypodium Dryopteris

An oak fern with slender leaves that are generally between 6 and 10 inches. They are commonly found…

Species of plant belonging to the Dryopteris, a large and widespread genus of medium terrestrial ferns.

Dryopteris Simulata

Species of plant belonging to the Dryopteris, a large and widespread genus of medium terrestrial ferns.