Species Detail - Knotgrass (Polygonum aviculare) - Species information displayed is based on the dataset "Irish Vascular Plant Data - Paul Green".
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).
Polygonum aviculare
Knotgrass
Polygonum aviculare sens.str., Polygonum aviculare var. heterophyllum, Polygonum heterophyllum nom. illegit., Polygonum littorale sensu Gren. & Godr. et auct., non Link ex Pers.
N/A
poavi
L.
flowering plant
Species
314
139
50
01/01/1950
09/09/2015
1 January (recorded in 1970)
8 December (recorded in 2005)
Paul R Green, Irish Vascular Plant Data - Paul Green, National Biodiversity Data Centre, Ireland, Knotgrass (Polygonum aviculare), accessed 22 February 2025, <https://maps.biodiversityireland.ie/Dataset/178/Species/39373>