Species Detail - Equal-leaved Knotgrass (Polygonum arenastrum) - Species information displayed is based on the dataset "Irish vascular plant data 1999-2009".

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
Polygonum arenastrum
Equal-leaved Knotgrass
Polygonum aequale, Polygonum aequale nom. illegit., Polygonum aviculare subsp. aequale, Polygonum aviculare subsp. depressum, Polygonum calcatum, Polygonum microspermum
N/A
poare
Boreau
flowering plant
Species
3
3
3
14/08/2005
25/08/2005
20 May (recorded in 2012)
23 October (recorded in 2019)
Dr David Thomas Holyoak, Irish vascular plant data 1999-2009, National Biodiversity Data Centre, Ireland, Equal-leaved Knotgrass (Polygonum arenastrum), accessed 23 September 2020, <https://maps.biodiversityireland.ie/Dataset/35/Species/29158>

Records per month (across all datasets)

Records per year (across all datasets)