Polystichum munitum SynonymySource: Christenhusz, M. & Raab-Straube, E. von (2013+): Polypodiopsida. – In: Euro+Med Plantbase - the information resource for Euro-Mediterranean plant diversity.Polystichum munitum (Kaulf.) C. Presl, Tent. Pterid.: 83. 1836≡Aspidium munitum Kaulf., Enum. Filic.: 236. 1824ContentDistribution Bibliography Distribution [nBr nHb(E)] Euro+Med not endemic: Great Britain naturalisedA; Ireland, with N Ireland (Ireland naturalisedB) Bibliography A. Stace, C. 2010: New Flora of the British Isles, ed. 3 B. Reynolds, S. C. P. 2002: A catalogue of alien plants in Ireland. – Glasnevin