Species Detail - Brittle Bladder-fern (Cystopteris fragilis) - 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).
Cystopteris fragilis
Brittle Bladder-fern
NBNSYS0000002058
UnverifiedUnverified
Aspidium dentatum (Sm.) Sw., Aspidium fragile (L.) Sw., Aspidium regium (L.) Sw., Aspidium trifidum Sw., Athyrium dentatum (Sm.) Gray, Athyrium regium (L.) Spreng., Cyathea alpina auct., non (Lam.) Roth , Cyathea dentata Sm., Cyathea fragilis (L.) Sm., Cyathea incisa Sm., Cyathea regia (L.) J.R.Forst., Cyathea regia (L.) J.R. Forst., Cyclopteris dentata (Sm.) Schrad. ex Gray, Cyclopteris fragilis (L.) Schrad. ex Gray, Cyclopteris regia (L.) Schrad. ex Gray, Cystea angustata (Hoffm.) Sm., Cystea dentata (Sm.) Sm., Cystea fragilis (L.) Sm., Cystea regia (L.) Sm., Cystopteris alpina auct., non (Lam.) Desv. , Cystopteris dentata (Sm.) Desv., Cystopteris fragilis subsp. alpina non (Lam.) Hartm. Hook.f., Cystopteris fragilis subsp. dentata (Sm.) Hook.f., Cystopteris fragilis subsp. dentata (Sm.) Hook. f., Cystopteris fragilis subsp. eu-fragilis Syme, Cystopteris fragilis subsp. regia (Sw.) Vollm., Cystopteris fragilis var. angustata (Hoffm.) Balf., Bab. & W.H. Campb., Cystopteris fragilis var. dentata (Sm.) Balf., Bab. & W.H. Campb., Cystopteris fragilis var. regia (Sw.) H.C. Watson, Cystopteris fragilis var. regia (Sw.) H.C.Watson, Cystopteris regia (L.) Desv., Polypodium dentatum non Forssk. Dicks., Polypodium fragile L., Polypodium regium pro parte L., Polypodium rhaeticum sensu Huds., non L. , Polypodium trifidum non Hoffm. With.
N/A
cyfra
(L.) Bernh.
fern
Species
20
9
4
01/06/1972
03/09/2009
22 January (recorded in 2018)
31 October (recorded in 2018)
Collated by the National Biodiversity Data Centre from different sources, Species Data from the National Vegetation Database, National Biodiversity Data Centre, Ireland, Brittle Bladder-fern (Cystopteris fragilis), accessed 26 April 2025, <https://maps.biodiversityireland.ie/Dataset/186/Species/127356>