Species Detail - Greater Knapweed (Centaurea scabiosa) - 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
Centaurea scabiosa
Greater Knapweed
Acrocentron scabiosa, Colymbada scabiosa
N/A
cesca
L.
flowering plant
Species
7
7
6
07/06/2004
23/06/2005
12 April (recorded in 2004)
19 October (recorded in 2002)
Dr David Thomas Holyoak, Irish vascular plant data 1999-2009, National Biodiversity Data Centre, Ireland, Greater Knapweed (Centaurea scabiosa), accessed 21 September 2020, <https://maps.biodiversityireland.ie/Dataset/35/Species/29709>

Records per month (across all datasets)

Records per year (across all datasets)