Species Detail - Lesser Knotweed (Persicaria campanulata) - Species information displayed is based on the dataset "BSBI tetrad data for Ireland".
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).
Aconogonon campanulatum, Polygonum campanulatum, Polygonum campanulatum
(Hook. f.) Ronse Decr.
13 February (recorded in 2019)
22 October (recorded in 2002)
Botanical Society of the British Isles, BSBI tetrad data for Ireland, National Biodiversity Data Centre, Ireland, Lesser Knotweed (Persicaria campanulata), accessed 17 October 2021, <https://maps.biodiversityireland.ie/Dataset/9/Species/43868>