Species Detail - Bristly Haircap (Polytrichum piliferum) - Species information displayed is based on the dataset "General Biodiversity Records from Ireland".

Terrestrial Map - 10km

Distribution of the number of records recorded within each 10km grid square (ITM).
Live Map

Marine Map - 50km

Distribution of the number of records recorded within each 50km grid square (WGS84).
Live Map
Polytrichum piliferum
Bristly Haircap
NBNSYS0000036137 RecommendedWell-formed
N/A
popil
Hedw.
Moss
Species
2
2
2
05/10/2025
19/12/2025
6 January (recorded in 2012)
31 December (recorded in 1991)
Collated by the National Biodiversity Data Centre from different sources, General Biodiversity Records from Ireland, National Biodiversity Data Centre, Ireland, Bristly Haircap (Polytrichum piliferum), accessed 21 February 2026, https://maps.biodiversityireland.ie/Dataset/7/Species/124293

Records per month (across all datasets)

Records per year (across all datasets)