The European Parsley Fern, also known as Cryptogramma crispa, is a type of fern that is commonly found in rocky areas and rock crevices. There are several synonyms for this fern species, including Parsley Fern, Parsley-leaved Fern, and Curly Parsley Fern. These names describe the fern's distinct fronds that resemble parsley leaves and have curled edges. The fern's scientific name comes from the Greek words "cryptos" and "gramma," meaning hidden and letter, respectively, which refers to the fern's hidden reproductive structures and indusia. The European Parsley Fern is a versatile and hardy fern that can be grown in gardens, rock gardens, and containers.