Species Detail - Greater Knapweed (Centaurea scabiosa) - Species information displayed is based on the dataset "The Flora of County Waterford".

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
Centaurea scabiosa
Greater Knapweed
Acrocentron scabiosa, Colymbada scabiosa
N/A
cesca
L.
flowering plant
Species
20
9
4
04/08/1882
26/05/2008
12 April (recorded in 2004)
19 October (recorded in 2002)
Paul R Green, The Flora of County Waterford, National Biodiversity Data Centre, Ireland, Greater Knapweed (Centaurea scabiosa), accessed 20 September 2020, <https://maps.biodiversityireland.ie/Dataset/23/Species/29709>

Records per month (across all datasets)

Records per year (across all datasets)