Species Detail - Horned Pondweed (Zannichellia palustris) - Species information displayed is based on the dataset "Species Data from the National Vegetation Database".

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
Zannichellia palustris
Horned Pondweed
NBNSYS0000002150 UnverifiedUnverified
N/A
zapal
L.
flowering plant
Species
11
8
7
01/06/1976
31/07/2003
12 April (recorded in 2020)
28 September (recorded in 2012)
Collated by the National Biodiversity Data Centre from different sources, Species Data from the National Vegetation Database, National Biodiversity Data Centre, Ireland, Horned Pondweed (Zannichellia palustris), accessed 26 April 2025, <https://maps.biodiversityireland.ie/Dataset/186/Species/28116>

Records per month (across all datasets)

Records per year (across all datasets)