Species Detail - Grey Alder (Alnus incana) - Species information displayed is based on the dataset "BSBI tetrad data for Ireland".

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
Alnus incana
Grey Alder
Betula alnus var. incana
N/A
alinc
(L.) Moench
flowering plant
Species
38
31
19
01/01/1930
31/12/2010
7 April (recorded in 2005)
30 September (recorded in 2019)
Botanical Society of the British Isles, BSBI tetrad data for Ireland, National Biodiversity Data Centre, Ireland, Grey Alder (Alnus incana), accessed 08 August 2020, <https://maps.biodiversityireland.ie/Dataset/9/Species/29208>

Records per month (across all datasets)

Records per year (across all datasets)