Species Detail - Perforate St John's-wort (Hypericum perforatum) - Species information displayed is based on the dataset "The Flora of County Waterford".
Terrestrial Map - 10kmDistribution of the number of records recorded within each 10km grid square (ITM).
Marine Map - 50kmDistribution of the number of records recorded within each 50km grid square (WGS84).
Perforate St John's-wort
Common St. John's Wort
4 February (recorded in 2006)
14 December (recorded in 2009)
Paul R Green, The Flora of County Waterford, National Biodiversity Data Centre, Ireland, Perforate St John's-wort (Hypericum perforatum), accessed 10 April 2020, <https://maps.biodiversityireland.ie/Dataset/23/Species/28607>