Species Detail - Lesser Knotweed (Persicaria campanulata) - 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

Species image

Persicaria campanulata
Persicaria campanulata
Lesser Knotweed
Aconogonon campanulatum, Polygonum campanulatum, Polygonum campanulatum
N/A
pecam
(Hook. f.) Ronse Decr.
flowering plant
Species
1
1
1
15/08/2002
15/08/2002
13 February (recorded in 2019)
26 November (recorded in 2023)
Dr David Thomas Holyoak, Irish vascular plant data 1999-2009, National Biodiversity Data Centre, Ireland, Lesser Knotweed (Persicaria campanulata), accessed 22 December 2024, <https://maps.biodiversityireland.ie/Dataset/35/Species/43868>

Records per month (across all datasets)

National Biodiversity Data Centre, Ireland, Lesser Knotweed (Persicaria campanulata), image, accessed 22 December 2024, <https://maps.biodiversityireland.ie/Dataset/35/Species/43868>

Records per year (across all datasets)

National Biodiversity Data Centre, Ireland, Lesser Knotweed (Persicaria campanulata), image, accessed 22 December 2024, <https://maps.biodiversityireland.ie/Dataset/35/Species/43868>