Species Detail - Hard Shield-fern (Polystichum aculeatum) - Species information displayed is based on the dataset "Species Data from the National Vegetation Database".
Terrestrial Map - 10km
Terrestrial Map - 10km
Distribution of the number of records recorded within each 10km grid square (ITM).Marine Map - 50km
Marine Map - 50km
Distribution of the number of records recorded within each 50km grid square (WGS84).
Polystichum aculeatum
Hard Shield-fern
NBNSYS0000002074
UnverifiedUnverified
Aspidium aculeatum (L.) Sw., Aspidium aculeatum subsp. lobatum (Huds.) Milde, Aspidium lobatum (Huds.) Sw., Aspidium spinulosum subsp. lobatum (Huds.) Celak., Dryopteris lobata (Huds.) Schinz & Thell., Polypodium aculeatum L., Polypodium lobatum Huds., Polystichum aculeatum var. lobatum (Huds.) Bab., Polystichum lobatum (Huds.) Touss. Bastard, Polystichum lobatum (Huds.) Chevall.
N/A
poacu
(L.) Roth
fern
Species
52
23
16
01/06/1972
03/05/2011
27 January (recorded in 2019)
25 November (recorded in 2010)
Collated by the National Biodiversity Data Centre from different sources, Species Data from the National Vegetation Database, National Biodiversity Data Centre, Ireland, Hard Shield-fern (Polystichum aculeatum), accessed 26 April 2025, <https://maps.biodiversityireland.ie/Dataset/186/Species/127362>