Species Detail - Arthonia calcarea - Species information displayed is based on the dataset "Lichens of Ireland records - Paul Whelan".
Terrestrial Map - 10km
Terrestrial Map - 10km
Distribution of the number of records recorded within each 10km grid square (ITM).Marine Map - 50km
Marine Map - 50km
Distribution of the number of records recorded within each 50km grid square (WGS84).
Arthonia calcarea
N/A
BMSSYS0000533560
RecommendedWell-formed
Arthonia calcarea (Turner ex Sm.) Ertz & Diederich, Opegrapha atra f. heteromorpha Stizenb., Opegrapha atrula Nyl., Opegrapha calcarea Turner ex Sm., Opegrapha calcarea , Opegrapha calcarea var. chevallieri (Leight.) H. Olivier, Opegrapha chevallieri Leight., Opegrapha chevallieri , Opegrapha chevallieri f. agglomerata Sandst., Opegrapha chevallieri f. heteromorpha (Stizenb.) Hepp ex Nyl., Opegrapha chevallieri var. agglomerata Sandst., Opegrapha chevallieri var. heteromorpha (Stizenb.) Hepp ex Nyl., Opegrapha conferta sensu auct. brit. p.p. , Opegrapha conferta sensu auct. brit. p.p. , Opegrapha confluens , Opegrapha confluens sensu auct. brit. , Opegrapha confluens sensu auct. brit. , Opegrapha decandollei (Stizenb.) Arnold, Opegrapha decandollei , Opegrapha saxatilis sensu auct. brit. p.max.p. , Opegrapha saxatilis sensu auct. brit. p.max.p. , Opegrapha saxicola var. decandollei Stizenb.
N/A
arcal
(Turn. ex Sm.) Ertz & Diederich
Lichen
Species
21
18
13
23/09/2006
13/03/2015
13 March (recorded in 2015)
8 November (recorded in 2008)
Paul Whelan, Lichens of Ireland records - Paul Whelan, National Biodiversity Data Centre, Ireland, Arthonia calcarea, accessed 08 January 2026, https://maps.biodiversityireland.ie/Dataset/439/Species/203552