Alsophila SynonymySource: Christenhusz, M. & Raab-Straube, E. von (2013+): Polypodiopsida. – In: Euro+Med Plantbase - the information resource for Euro-Mediterranean plant diversity.Alsophila R. Br., Prodr.: 158. 1810ContentDistribution Distribution [pHb(E)] Euro+Med: Ireland, with N Ireland (Ireland introduced: uncertain degree of naturalisation)