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Species · Lichens

Black Stone Flower

Parmotrema perlatum

4,349Records since 2000
MarchPeak month
99Counties with records

When it is recorded

Jan248
Feb406
Mar485
Apr433
May410
Jun318
Jul328
Aug365
Sep362
Oct324
Nov315
Dec204

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

Where it is recorded

#CountyNationRecordsShare
1Argyll and Bute Scotland479
2Devon England420
3Cornwall England345
4Highland Scotland221
5Pembrokeshire Wales180
6Dorset England164
7Gloucestershire England154
8Somerset England126
9Kent England105
10Gwynedd Wales104
11Carmarthenshire Wales87
12Na h-Eileanan Siar Scotland75
13Fermanagh and Omagh Northern Ireland55
14Cambridgeshire England52
15Ceredigion Wales42
2,770 England965 Scotland458 Wales118 Northern Ireland

Records per county (GADM level 2) and per nation; one record can count towards several areas. 99 counties in all.

About this species

Records since 2000
4,349
Peak month
March
Counties with records
99
Scientific name
Parmotrema perlatum
Group
Lichens
NBN Atlas records since 2000
780
Conservation designations
GB Red List (2001 IUCN criteria)
Kingdom
Fungi
Phylum
Ascomycota
Class
Lecanoromycetes
Order
Lecanorales
Family
Parmeliaceae
Genus
Parmotrema
Name with authority
Parmotrema perlatum (Huds.) M.Choisy
Contributing datasets
33

Sources: GBIF occurrence data (CC0 / CC BY), JNCC Taxon Designations (OGL), NBN Atlas (open licences), Wikidata (CC0) · Wikidata Q6354381 · GBIF 2606308