Species Detail - Equal-leaved Knotgrass (Polygonum arenastrum) - Species information displayed is based on the dataset "Vascular plants: Online Atlas of Vascular Plants 2012 Onwards".
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 arenastrum
Equal-leaved Knotgrass
NBNSYS0000003745
UnverifiedUnverified
Polygonum aequale Lindm., Polygonum aequale nom. illegit. Lindm., Polygonum aviculare subsp. aequale Asch. & Graebn., Polygonum aviculare subsp. depressum (Meisn.) Arcang., Polygonum calcatum Lindm., Polygonum microspermum Jord. ex Boreau
N/A
poare
Boreau
flowering plant
Species
45
33
24
20/08/2012
23/06/2023
20 May (recorded in 2012)
23 October (recorded in 2019)
Collated by the National Biodiversity Data Centre from different sources, Vascular plants: Online Atlas of Vascular Plants 2012 Onwards, National Biodiversity Data Centre, Ireland, Equal-leaved Knotgrass (Polygonum arenastrum), accessed 21 April 2025, <https://maps.biodiversityireland.ie/Dataset/409/Species/29158>