It is one of the common names of the common fern, dentabron or male fern. Its scientific name is Dryopteris filix - mas and belongs to the Dyopteridaceae family. There is also another plant called in the same way (also fern), also known as aquilina coelius or Eagle fern. Belongs to the family Dennstaedtiaceae and its scientific name is Pteridium aquilinum
Catalan name of coelius, fern, faleitu in the astur-galaica area grass - leonesa, felguera, fenacho, jenecho, piripoyo, shapumba, xelechina and 20 names of the pteridium aquilinum, one of thousands of species from the family of the hipolepydaceas. In many areas they consider her grass of good luck, especially in midsummer, San Juan. This plant is present on all lush and humid areas of the Iberian peninsula, with a tradition of mystery, associated with witches and to the cult of nature, persecuted by the Inquisition since the 16th century, as happened in the region of Matarraña Teruel, Tarragona-bordering manica province Northeast. Coelius is also a catalan surname, a peak in the sierra de Viento near campo de Cariñena where existed in the 16th century named the terror prisons.
