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Species · Lichens

Dot lichen

Arthonia didyma

757Records since 2000
MayPeak month
43Counties with records

When it is recorded

Jan52
Feb69
Mar56
Apr68
May90
Jun72
Jul64
Aug38
Sep61
Oct52
Nov51
Dec29

GBIF records by month, 2000–2025 (all years combined).

Where it is recorded

#CountyNationRecordsShare
1Highland Scotland126
2Devon England92
3Argyll and Bute Scotland59
4Perth and Kinross Scotland45
5Somerset England42
6Cornwall England40
7East Lothian Scotland36
8Dorset England26
9Scottish Borders Scotland23
10Midlothian Scotland14
11Gwynedd Wales12
12Powys Wales12
13Dumfries and Galloway Scotland9
14Stirling Scotland9
15Cumbria England7
340 England351 Scotland41 Wales8 Northern Ireland

Records per county (GADM level 2) and per nation; one record can count towards several areas. 43 counties in all.

About this species

Records since 2000
757
Peak month
May
Counties with records
43
Scientific name
Arthonia didyma
Group
Lichens
Most recorded in
Highland, Devon, Argyll and Bute
Conservation designations
GB Red List (2001 IUCN criteria)
Kingdom
Fungi
Phylum
Ascomycota
Class
Arthoniomycetes
Order
Arthoniales
Family
Arthoniaceae
Genus
Arthonia
Name with authority
Arthonia didyma Körb.
Contributing datasets
16

Sources: GBIF occurrence data (CC0 / CC BY), JNCC Taxon Designations (OGL), NBN Atlas (open licences), Wikidata (CC0) · Wikidata Q10567603 · GBIF 2592656