Synonyms : Asplenium sagittatum (DC.) Bang.
Catalan common name : Llengua de cero. Llengua de cèrvol.
Province distribution : Alicante. Balearic Islands. Barcelona. Castellón. Tarragona.
Distribution in the islands : Cabrera. Dragonera. Formentera. Ibiza. Mallorca. Minorca.
General distribution : South Mediterranean
Flowering time : February. March. April. May.
Life-forms : Hemicryptophyte.
Habitat : Caves, torrents and rock creviceses.
IUCN Category : Poco preocupante
Characteristics : Wax tongue fern is easy to identify by its simple lamina with two divergent auricles, well developed at the base, while the two auricula of Asplenium scolopendrium are small, rounded and non-divergent, and the sori are normally elongated. Lives in rock crevices in shady spots in the mountainous regions as well as the low lands.