Species Detail - Rigid Hornwort (Ceratophyllum demersum) - 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).
Hornwort, Rigid Hornwort
19 May (recorded in 2012)
16 October (recorded in 2008)
Paul R Green, The Flora of County Waterford, National Biodiversity Data Centre, Ireland, Rigid Hornwort (Ceratophyllum demersum), accessed 05 April 2020, <https://maps.biodiversityireland.ie/Dataset/23/Species/28475>