The Aromatic Limestone Fern
Scientific name:
Dryopteris villarii (Bellardi) Woyn. ex Schinz & Thell.
Common name:
Villars’ Fern
Family:
Dryopteridaceae
Biological form:
Geofita rizomatosa
Characteristics
Habit: Perennial fern with a short thick rhizome. Fronds 20–50 cm, lanceolate and divided, with yellowish glands emitting a pleasant scent when rubbed. Sori circular with reniform indusium. Sporulation: June–September.
Distribution and habitat
Chorological type: South-European orophyte. Distribution in Italy: Mountain areas of northern and central Italy. Habitat: Limestone screes and rocky slopes, 500–2500 m.
Etymology
Generic name (Dryopteris): From Greek drys (oak) and pteris (fern). Specific name (villarii): Dedicated to botanist Villars.
Uses and properties
Highly toxic fern historically used as vermifuge.