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Species · Mosses

Hart's-Tongue Thyme-moss

Plagiomnium undulatum

20,735Records since 2000
MarchPeak month
121Counties with records

When it is recorded

Jan1,695
Feb1,836
Mar2,507
Apr2,300
May1,732
Jun1,504
Jul1,629
Aug1,304
Sep1,307
Oct1,508
Nov1,605
Dec1,368

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

Where it is recorded

#CountyNationRecordsShare
1Norfolk England872
2North Yorkshire England801
3Highland Scotland774
4Cambridgeshire England699
5Suffolk England656
6Carmarthenshire Wales642
7Pembrokeshire Wales567
8Cumbria England529
9Powys Wales511
10Worcestershire England509
11Somerset England406
12Northamptonshire England392
13Ceredigion Wales392
14Cornwall England386
15Devon England368
13,368 England3,349 Scotland3,663 Wales346 Northern Ireland

Records per county (GADM level 2) and per nation; one record can count towards several areas. 121 counties in all.

About this species

Records since 2000
20,735
Peak month
March
Counties with records
121
Scientific name
Plagiomnium undulatum
Group
Mosses
NBN Atlas records since 2000
20,890
Conservation designations
GB Red List (2001 IUCN criteria)
Kingdom
Plantae
Phylum
Bryophyta
Class
Bryopsida
Order
Bryales
Family
Mniaceae
Genus
Plagiomnium
Name with authority
Plagiomnium undulatum (Hedw.) T.J.Kop.
Contributing datasets
39

Sources: GBIF occurrence data (CC0 / CC BY), JNCC Taxon Designations (OGL), NBN Atlas (open licences), Wikidata (CC0) · GBIF 7863767