The southern polypody (Polypodium cambricum) belongs to the Polypodiaceae family. It is a deciduous fern that is native to southern and western Europe. This fern grows on shady rocks, near the coasts of the Mediterranean Basin and in the mountains of Atlantic Europe, and up to 60 cm in height. It is spreading by elongated rhizome. The leaves are pinnate with 5-28 segments on each side and a strong midrib. Sori are round, 2-4 mm in diameter, orange-yellow, arranged on each side of the midrib of segments.