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Species · Lichens

Tubercled Boulder Lichen

Porpidia tuberculosa

5,166Records since 2000
MayPeak month
91Counties with records

When it is recorded

Jan181
Feb311
Mar440
Apr591
May627
Jun563
Jul521
Aug526
Sep491
Oct341
Nov226
Dec130

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

Where it is recorded

#CountyNationRecordsShare
1Lincolnshire England329
2Highland Scotland306
3Ceredigion Wales162
4Cornwall England161
5Powys Wales160
6Devon England153
7Gloucestershire England136
8Worcestershire England126
9Cumbria England122
10Norfolk England108
11North Yorkshire England106
12Herefordshire, County of England106
13Stockport England105
14Perth and Kinross Scotland90
15Kent England86
3,654 England901 Scotland511 Wales90 Northern Ireland

Records per county (GADM level 2) and per nation; one record can count towards several areas. 91 counties in all.

About this species

Records since 2000
5,166
Peak month
May
Counties with records
91
Scientific name
Porpidia tuberculosa
Group
Lichens
NBN Atlas records since 2000
344
Conservation designations
GB Red List (2001 IUCN criteria)
Kingdom
Fungi
Phylum
Ascomycota
Class
Lecanoromycetes
Order
Lecideales
Family
Lecideaceae
Genus
Porpidia
Name with authority
Porpidia tuberculosa (Sm.) Hertel & Knoph
Contributing datasets
30

Sources: GBIF occurrence data (CC0 / CC BY), JNCC Taxon Designations (OGL), NBN Atlas (open licences), Wikidata (CC0) · Wikidata Q10637897 · GBIF 2603471