Wall-rue (Asplenium scolopendrium) growing in a wall. It is a perennial, evergreen fern found around the northern temperate zone. It's grown naturally

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Wall-rue (Asplenium scolopendrium) growing in a wall. It is a perennial, evergreen fern found around the northern temperate zone. It's grown naturally on limestone and other basic rocks, but is also abundant on walls and other man-made structures.

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Photo credit: © ANNIE HAYCOCK/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
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